./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9f95b6c839057502038c8f9c89c369852ea0865 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9f95b6c839057502038c8f9c89c369852ea0865 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:32,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:32,913 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:32,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:32,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:32,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:32,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:32,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:32,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:32,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:32,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:33,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:33,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:33,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:33,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:33,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:33,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:33,026 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:33,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:33,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:33,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:33,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:33,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:33,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:33,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:33,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:33,076 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:33,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:33,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:33,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:33,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:33,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:33,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:33,089 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:33,093 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:33,094 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:33,096 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:33,099 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:33,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:33,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:33,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:33,107 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:33,147 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:33,151 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:33,154 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:33,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:33,155 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:33,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:33,157 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:33,157 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:33,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:33,160 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:33,161 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:33,161 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:33,162 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:33,162 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:33,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:33,165 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:33,165 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:33,165 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:33,166 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:33,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:33,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:33,167 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:33,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:33,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:33,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:33,171 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:33,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:33,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9f95b6c839057502038c8f9c89c369852ea0865 [2019-11-24 22:21:33,847 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:33,879 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:33,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:33,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:33,892 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:33,893 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-24 22:21:34,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e73cd8ab/f7f49889091740e28bf252accb50a02a/FLAGd31c26ef2 [2019-11-24 22:21:35,221 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:35,222 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-24 22:21:35,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e73cd8ab/f7f49889091740e28bf252accb50a02a/FLAGd31c26ef2 [2019-11-24 22:21:35,297 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e73cd8ab/f7f49889091740e28bf252accb50a02a [2019-11-24 22:21:35,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:35,306 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:35,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:35,315 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:35,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:35,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:35" (1/1) ... [2019-11-24 22:21:35,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a0207cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:35, skipping insertion in model container [2019-11-24 22:21:35,333 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:35" (1/1) ... [2019-11-24 22:21:35,352 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:35,445 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:36,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:36,352 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:36,491 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:36,612 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:36,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36 WrapperNode [2019-11-24 22:21:36,614 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:36,615 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:36,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:36,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:36,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:36,806 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:36,827 INFO L168 Benchmark]: Toolchain (without parser) took 1504.97 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:36,833 INFO L168 Benchmark]: CDTParser took 2.68 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. [2019-11-24 22:21:36,838 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1300.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:36,843 INFO L168 Benchmark]: Boogie Preprocessor took 192.45 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:36,851 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.68 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 1300.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 973.9 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.45 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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 0.1.24-32f2683 [2019-11-24 22:21:40,649 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:40,651 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:40,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:40,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:40,670 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:40,672 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:40,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:40,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:40,709 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:40,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:40,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:40,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:40,726 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:40,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:40,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:40,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:40,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:40,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:40,758 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:40,763 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:40,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:40,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:40,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:40,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:40,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:40,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:40,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:40,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:40,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:40,797 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:40,798 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:40,799 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:40,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:40,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:40,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:40,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:40,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:40,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:40,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:40,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:40,817 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:40,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:40,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:40,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:40,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:40,868 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:40,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:40,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:40,869 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:40,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:40,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:40,871 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:40,872 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:40,872 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:40,872 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:40,873 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:40,873 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:40,876 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:40,876 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:40,876 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:40,877 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:40,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:40,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:40,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:40,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:40,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:40,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:40,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:40,881 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:40,881 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:40,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:40,883 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9f95b6c839057502038c8f9c89c369852ea0865 [2019-11-24 22:21:41,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:41,512 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:41,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:41,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:41,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:41,528 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-24 22:21:41,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a7d87c9f/10e766b28c274880a2fa505ea386ea5a/FLAG00d4c741c [2019-11-24 22:21:42,859 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:42,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-24 22:21:42,896 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a7d87c9f/10e766b28c274880a2fa505ea386ea5a/FLAG00d4c741c [2019-11-24 22:21:43,392 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a7d87c9f/10e766b28c274880a2fa505ea386ea5a [2019-11-24 22:21:43,398 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:43,400 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:43,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:43,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:43,420 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:43,422 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:43" (1/1) ... [2019-11-24 22:21:43,425 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ade693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:43, skipping insertion in model container [2019-11-24 22:21:43,425 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:43" (1/1) ... [2019-11-24 22:21:43,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:43,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:44,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:44,492 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:44,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:44,741 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:44,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44 WrapperNode [2019-11-24 22:21:44,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:44,746 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:44,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:44,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:44,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,872 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:44" (1/1) ... [2019-11-24 22:21:44,922 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:44,932 INFO L168 Benchmark]: Toolchain (without parser) took 1527.76 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 979.6 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:44,939 INFO L168 Benchmark]: CDTParser took 0.41 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. [2019-11-24 22:21:44,944 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1331.53 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:44,947 INFO L168 Benchmark]: Boogie Preprocessor took 176.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:44,958 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1331.53 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 979.6 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.18 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 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...