./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 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_1-3.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 1ea2dc862d4e5ac3143824817093a58b58ef1480 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1-3.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 1ea2dc862d4e5ac3143824817093a58b58ef1480 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:43:47,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:47,945 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:47,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:47,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:47,987 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:47,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:48,008 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:48,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:48,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:48,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:48,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:48,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:48,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:48,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:48,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:48,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:48,051 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:48,057 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:48,065 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:48,071 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:48,080 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:48,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:48,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:48,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:48,095 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:48,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:48,099 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:48,099 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:48,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:48,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:48,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:48,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:48,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:48,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:48,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:48,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:48,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:48,120 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:48,121 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:48,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:48,126 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:48,171 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:48,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:48,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:48,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:48,180 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:48,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:48,181 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:48,181 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:48,183 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:48,183 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:48,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:48,185 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:48,188 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:48,188 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:48,189 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:48,189 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:48,190 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:48,190 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:48,190 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:48,190 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:48,191 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:48,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:48,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:48,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:48,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:48,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:48,196 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:48,196 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 -> 1ea2dc862d4e5ac3143824817093a58b58ef1480 [2019-11-27 17:43:48,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:48,819 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:48,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:48,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:48,833 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:48,834 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-27 17:43:48,988 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb9264dd7/8efaa80a84dc469e9787500177681e80/FLAG8915ce348 [2019-11-27 17:43:50,187 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:50,188 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-27 17:43:50,237 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb9264dd7/8efaa80a84dc469e9787500177681e80/FLAG8915ce348 [2019-11-27 17:43:50,265 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb9264dd7/8efaa80a84dc469e9787500177681e80 [2019-11-27 17:43:50,269 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:50,273 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:50,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:50,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:50,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:50,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:50" (1/1) ... [2019-11-27 17:43:50,292 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 27.11 05:43:50, skipping insertion in model container [2019-11-27 17:43:50,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:50" (1/1) ... [2019-11-27 17:43:50,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:50,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:51,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:51,362 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:51,503 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:51,619 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:51,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51 WrapperNode [2019-11-27 17:43:51,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:51,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:51,628 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:51,628 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:51,657 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,704 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:51" (1/1) ... [2019-11-27 17:43:51,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:51,803 INFO L168 Benchmark]: Toolchain (without parser) took 1525.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:51,808 INFO L168 Benchmark]: CDTParser took 0.57 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 17:43:51,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1342.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:51,828 INFO L168 Benchmark]: Boogie Preprocessor took 166.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:51,833 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 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 1342.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 166.25 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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 0.1.24-509859d [2019-11-27 17:43:55,767 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:55,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:55,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:55,810 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:55,812 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:55,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:55,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:55,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:55,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:55,846 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:55,850 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:55,851 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:55,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:55,857 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:55,864 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:55,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:55,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:55,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:55,887 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:55,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:55,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:55,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:55,909 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:55,915 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:55,915 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:55,916 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:55,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:55,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:55,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:55,924 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:55,925 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:55,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:55,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:55,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:55,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:55,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:55,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:55,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:55,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:55,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:55,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:55,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:55,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:55,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:55,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:55,993 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:55,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:55,995 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:55,995 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:55,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:55,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:55,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:55,997 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:56,000 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:56,000 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:56,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:56,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:56,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:56,001 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:56,002 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:56,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:56,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:56,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:56,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:56,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:56,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:56,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:56,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:56,006 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:56,006 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:56,007 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:56,008 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 -> 1ea2dc862d4e5ac3143824817093a58b58ef1480 [2019-11-27 17:43:56,553 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:56,585 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:56,592 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:56,598 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:56,599 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:56,600 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-27 17:43:56,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79d0b6b1/119bfdc2a3ef45db91bdba75cd864afe/FLAG51d2464d0 [2019-11-27 17:43:57,979 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:57,981 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-3.i [2019-11-27 17:43:58,020 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79d0b6b1/119bfdc2a3ef45db91bdba75cd864afe/FLAG51d2464d0 [2019-11-27 17:43:58,056 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f79d0b6b1/119bfdc2a3ef45db91bdba75cd864afe [2019-11-27 17:43:58,063 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:58,068 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:58,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:58,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:58,088 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:58,089 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:58,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13af696a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:58, skipping insertion in model container [2019-11-27 17:43:58,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:58" (1/1) ... [2019-11-27 17:43:58,105 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:58,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:59,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:59,114 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:59,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:59,372 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:59,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59 WrapperNode [2019-11-27 17:43:59,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:59,378 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:59,379 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:59,379 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:59,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,463 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:59" (1/1) ... [2019-11-27 17:43:59,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:59,560 INFO L168 Benchmark]: Toolchain (without parser) took 1489.43 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 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:59,561 INFO L168 Benchmark]: CDTParser took 1.25 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 17:43:59,573 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1296.57 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:59,573 INFO L168 Benchmark]: Boogie Preprocessor took 174.26 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:59,584 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 1296.57 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 174.26 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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...