./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-examples/sanfoundry_24-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 025d5a27 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/array-examples/sanfoundry_24-2.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 60637c5ad56a99a4238bc71413e34ac520268816 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/array-examples/sanfoundry_24-2.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 60637c5ad56a99a4238bc71413e34ac520268816 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:56:05,940 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:05,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:05,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:05,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:05,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:05,990 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:06,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:06,009 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:06,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:06,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:06,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:06,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:06,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:06,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:06,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:06,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:06,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:06,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:06,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:06,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:06,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:06,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:06,082 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:06,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:06,091 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:06,091 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:06,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:06,098 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:06,100 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:06,100 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:06,101 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:06,104 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:06,106 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:06,109 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:06,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:06,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:06,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:06,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:06,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:06,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:06,122 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 17:56:06,162 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:06,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:06,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:06,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:06,168 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:06,169 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:06,171 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:06,171 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:06,171 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:06,172 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:06,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:06,173 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:06,176 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:06,176 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:06,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:06,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:06,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:06,178 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:06,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:06,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:06,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:06,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:06,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:06,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:06,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:06,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 17:56:06,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 17:56:06,182 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 -> 60637c5ad56a99a4238bc71413e34ac520268816 [2019-11-26 17:56:06,792 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:06,820 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:06,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:06,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:06,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:06,837 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 17:56:06,992 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fecf760/187ca18e858842eb80929b50d94eebc6/FLAG7daacf817 [2019-11-26 17:56:08,089 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:08,091 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 17:56:08,106 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fecf760/187ca18e858842eb80929b50d94eebc6/FLAG7daacf817 [2019-11-26 17:56:08,149 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53fecf760/187ca18e858842eb80929b50d94eebc6 [2019-11-26 17:56:08,156 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:08,161 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:08,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:08,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:08,174 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:08,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@673d4137 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08, skipping insertion in model container [2019-11-26 17:56:08,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:08,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:08,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:08,715 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:56:08,771 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:08,907 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:56:08,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08 WrapperNode [2019-11-26 17:56:08,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:08,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:56:08,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:56:08,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:56:08,931 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,964 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,965 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,991 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:08,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:09,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:08" (1/1) ... [2019-11-26 17:56:09,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:56:09,033 INFO L168 Benchmark]: Toolchain (without parser) took 855.41 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 991.3 MB in the end (delta: -25.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:56:09,035 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:56:09,038 INFO L168 Benchmark]: CACSL2BoogieTranslator took 745.67 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 997.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:09,043 INFO L168 Benchmark]: Boogie Preprocessor took 100.79 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:09,052 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 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 745.67 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 997.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 100.79 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.3 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... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 17:56:12,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 17:56:12,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 17:56:12,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 17:56:12,878 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 17:56:12,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 17:56:12,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 17:56:12,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 17:56:12,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 17:56:12,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 17:56:12,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 17:56:12,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 17:56:12,925 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 17:56:12,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 17:56:12,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 17:56:12,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 17:56:12,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 17:56:12,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 17:56:12,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 17:56:12,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 17:56:12,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 17:56:12,971 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 17:56:12,976 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 17:56:12,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 17:56:12,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 17:56:12,987 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 17:56:12,987 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 17:56:12,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 17:56:12,995 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 17:56:12,996 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 17:56:12,996 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 17:56:12,997 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 17:56:12,998 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 17:56:13,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 17:56:13,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 17:56:13,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 17:56:13,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 17:56:13,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 17:56:13,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 17:56:13,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 17:56:13,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 17:56:13,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 17:56:13,059 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 17:56:13,060 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 17:56:13,066 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 17:56:13,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 17:56:13,067 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 17:56:13,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 17:56:13,068 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 17:56:13,068 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 17:56:13,068 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 17:56:13,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 17:56:13,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 17:56:13,070 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 17:56:13,073 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 17:56:13,073 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 17:56:13,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 17:56:13,074 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 17:56:13,074 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 17:56:13,075 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 17:56:13,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 17:56:13,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 17:56:13,078 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 17:56:13,078 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 17:56:13,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 17:56:13,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 17:56:13,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 17:56:13,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 17:56:13,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 17:56:13,080 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 17:56:13,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 17:56:13,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 17:56:13,085 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 -> 60637c5ad56a99a4238bc71413e34ac520268816 [2019-11-26 17:56:13,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 17:56:13,674 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 17:56:13,682 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 17:56:13,686 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 17:56:13,687 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 17:56:13,688 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 17:56:13,847 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb4299a2/86f1b5995497419b8d619a2533ff5f0a/FLAG2653676e9 [2019-11-26 17:56:14,897 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 17:56:14,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-examples/sanfoundry_24-2.i [2019-11-26 17:56:14,918 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb4299a2/86f1b5995497419b8d619a2533ff5f0a/FLAG2653676e9 [2019-11-26 17:56:14,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cb4299a2/86f1b5995497419b8d619a2533ff5f0a [2019-11-26 17:56:14,961 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 17:56:14,969 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 17:56:14,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:14,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 17:56:14,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 17:56:14,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:14" (1/1) ... [2019-11-26 17:56:14,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efee5cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:14, skipping insertion in model container [2019-11-26 17:56:14,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 05:56:14" (1/1) ... [2019-11-26 17:56:15,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 17:56:15,067 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 17:56:15,517 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:15,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 17:56:15,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 17:56:15,762 INFO L208 MainTranslator]: Completed translation [2019-11-26 17:56:15,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15 WrapperNode [2019-11-26 17:56:15,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 17:56:15,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 17:56:15,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 17:56:15,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 17:56:15,801 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,802 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 05:56:15" (1/1) ... [2019-11-26 17:56:15,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 17:56:15,904 INFO L168 Benchmark]: Toolchain (without parser) took 932.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.1 MB in the end (delta: -29.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:56:15,906 INFO L168 Benchmark]: CDTParser took 2.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 17:56:15,910 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.28 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 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:15,912 INFO L168 Benchmark]: Boogie Preprocessor took 130.09 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 17:56:15,917 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.38 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 793.28 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 996.8 MB in the end (delta: -35.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 130.09 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...