./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../sv-benchmarks/c/forester-heap/dll-optional-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/dll-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 8409443a6b8db5c0500e3e8aa54c33463c524ec9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/dll-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 8409443a6b8db5c0500e3e8aa54c33463c524ec9 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:24:32,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:32,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:33,023 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:33,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:33,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:33,030 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:33,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:33,056 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:33,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:33,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:33,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:33,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:33,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:33,082 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:33,086 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:33,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:33,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:33,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:33,111 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:33,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:33,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:33,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:33,132 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:33,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:33,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:33,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:33,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:33,146 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:33,149 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:33,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:33,153 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:33,154 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:33,158 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:33,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:33,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:33,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:33,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:33,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:33,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:33,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:33,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2019-11-27 11:24:33,221 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:33,222 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:33,226 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:33,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:33,228 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:33,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:33,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:33,232 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:33,232 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:33,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:33,234 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:33,234 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:33,235 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:33,235 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:33,236 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:33,236 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:33,236 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:33,239 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:33,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:33,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:33,240 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:33,240 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:33,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:33,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:33,241 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:33,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:33,244 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 -> 8409443a6b8db5c0500e3e8aa54c33463c524ec9 [2019-11-27 11:24:33,768 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:33,799 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:33,807 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:33,810 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:33,815 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:33,816 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-27 11:24:33,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/506747e67/a3fa7416a5474888a5fd273c9fc247c2/FLAGe85df46b6 [2019-11-27 11:24:35,167 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:35,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-27 11:24:35,211 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/506747e67/a3fa7416a5474888a5fd273c9fc247c2/FLAGe85df46b6 [2019-11-27 11:24:35,249 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/506747e67/a3fa7416a5474888a5fd273c9fc247c2 [2019-11-27 11:24:35,258 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:35,266 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:35,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:35,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:35,282 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:35,285 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:35" (1/1) ... [2019-11-27 11:24:35,292 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 27.11 11:24:35, skipping insertion in model container [2019-11-27 11:24:35,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:35" (1/1) ... [2019-11-27 11:24:35,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:35,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:36,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:36,395 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:36,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:36,672 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:36,673 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36 WrapperNode [2019-11-27 11:24:36,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:36,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:36,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:36,677 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:36,710 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,748 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,749 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,778 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:36" (1/1) ... [2019-11-27 11:24:36,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:36,821 INFO L168 Benchmark]: Toolchain (without parser) took 1553.56 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 978.4 MB in the end (delta: -16.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:36,834 INFO L168 Benchmark]: CDTParser took 0.32 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 11:24:36,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1403.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:36,838 INFO L168 Benchmark]: Boogie Preprocessor took 139.33 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:36,848 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1403.26 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.4 MB in the end (delta: -16.7 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.33 ms. Allocated memory is still 1.0 GB. Free memory is still 978.4 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 11:24:40,499 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:40,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:40,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:40,532 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:40,535 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:40,537 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:40,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:40,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:40,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:40,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:40,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:40,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:40,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:40,594 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:40,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:40,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:40,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:40,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:40,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:40,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:40,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:40,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:40,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:40,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:40,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:40,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:40,652 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:40,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:40,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:40,658 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:40,659 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:40,660 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:40,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:40,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:40,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:40,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:40,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:40,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:40,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:40,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:40,678 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-MemCleanup-32bit-Automizer_Bitvector.epf [2019-11-27 11:24:40,717 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:40,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:40,723 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:40,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:40,725 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:40,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:40,726 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:24:40,726 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:40,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:40,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:24:40,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:40,731 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:40,731 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:40,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:40,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:40,734 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:40,734 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:40,734 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:24:40,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:40,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:40,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:40,738 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:40,738 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:40,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:40,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:40,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:40,741 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:40,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:40,742 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:40,742 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 -> 8409443a6b8db5c0500e3e8aa54c33463c524ec9 [2019-11-27 11:24:41,348 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:41,379 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:41,391 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:41,393 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:41,394 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:41,396 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-27 11:24:41,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c72dbb4/9a414297051f4c8da8594571648a1b18/FLAG44c34b907 [2019-11-27 11:24:42,785 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:42,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/forester-heap/dll-optional-2.i [2019-11-27 11:24:42,823 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c72dbb4/9a414297051f4c8da8594571648a1b18/FLAG44c34b907 [2019-11-27 11:24:42,860 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/28c72dbb4/9a414297051f4c8da8594571648a1b18 [2019-11-27 11:24:42,868 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:42,874 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:42,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:42,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:42,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:42,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:42" (1/1) ... [2019-11-27 11:24:42,900 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 27.11 11:24:42, skipping insertion in model container [2019-11-27 11:24:42,902 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:42" (1/1) ... [2019-11-27 11:24:42,925 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:43,034 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:43,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:44,011 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:44,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:44,277 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:44,282 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44 WrapperNode [2019-11-27 11:24:44,283 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:44,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:44,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:44,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:44,311 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,435 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:44" (1/1) ... [2019-11-27 11:24:44,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:44,489 INFO L168 Benchmark]: Toolchain (without parser) took 1614.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 972.8 MB in the end (delta: -6.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:44,491 INFO L168 Benchmark]: CDTParser took 1.22 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. [2019-11-27 11:24:44,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1403.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:44,501 INFO L168 Benchmark]: Boogie Preprocessor took 198.77 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:44,512 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.22 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 1403.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 978.5 MB in the end (delta: -12.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 198.77 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...