./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/960521-1-3.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/memsafety/960521-1-3.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 5753df15d8a87abfbacf5c716c29a73a642180e8 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memsafety/960521-1-3.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 5753df15d8a87abfbacf5c716c29a73a642180e8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 17:43:17,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:17,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:17,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:17,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:17,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:17,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:17,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:17,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:17,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:17,190 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:17,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:17,197 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:17,201 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:17,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:17,211 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:17,213 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:17,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:17,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:17,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:17,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:17,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:17,250 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:17,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:17,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:17,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:17,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:17,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:17,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:17,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:17,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:17,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:17,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:17,280 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:17,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:17,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:17,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:17,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:17,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:17,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:17,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:17,298 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:17,337 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:17,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:17,343 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:17,344 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:17,345 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:17,345 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:17,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:17,348 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:17,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:17,349 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:17,350 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:17,350 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:17,351 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:17,351 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:17,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:17,353 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:17,353 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:17,354 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:17,354 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:17,356 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:17,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:17,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:17,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:17,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:17,359 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:17,359 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:17,359 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:17,360 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 -> 5753df15d8a87abfbacf5c716c29a73a642180e8 [2019-11-27 17:43:17,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:18,023 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:18,032 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:18,035 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:18,039 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:18,040 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-27 17:43:18,208 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12cbd197/b1128724f6e54c639f9e128423acac5e/FLAG0e2e6c887 [2019-11-27 17:43:19,472 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:19,475 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-27 17:43:19,516 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12cbd197/b1128724f6e54c639f9e128423acac5e/FLAG0e2e6c887 [2019-11-27 17:43:19,557 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e12cbd197/b1128724f6e54c639f9e128423acac5e [2019-11-27 17:43:19,567 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:19,575 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:19,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:19,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:19,588 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:19,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:19" (1/1) ... [2019-11-27 17:43:19,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:19, skipping insertion in model container [2019-11-27 17:43:19,602 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:19" (1/1) ... [2019-11-27 17:43:19,622 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:19,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:20,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:20,603 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:20,715 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:20,841 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:20,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20 WrapperNode [2019-11-27 17:43:20,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:20,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:20,849 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:20,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:20,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:20,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:20,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:20,925 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:20,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:20,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:20,991 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:20" (1/1) ... [2019-11-27 17:43:21,005 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:21,018 INFO L168 Benchmark]: Toolchain (without parser) took 1435.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 973.9 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:21,027 INFO L168 Benchmark]: CDTParser took 1.88 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 17:43:21,034 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1269.15 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 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:21,035 INFO L168 Benchmark]: Boogie Preprocessor took 159.71 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. [2019-11-27 17:43:21,042 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 1269.15 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 973.9 MB in the end (delta: -6.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 159.71 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 0.1.24-509859d [2019-11-27 17:43:24,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:24,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:24,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:24,983 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:24,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:25,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:25,019 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:25,024 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:25,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:25,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:25,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:25,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:25,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:25,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:25,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:25,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:25,059 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:25,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:25,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:25,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:25,091 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:25,094 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:25,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:25,108 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:25,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:25,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:25,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:25,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:25,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:25,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:25,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:25,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:25,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:25,127 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:25,131 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:25,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:25,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:25,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:25,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:25,139 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:25,141 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:25,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:25,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:25,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:25,196 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:25,196 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:25,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:25,197 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:25,197 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:25,198 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:25,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:25,201 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:25,201 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:25,202 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:25,202 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:25,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:25,204 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:25,204 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:25,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:25,206 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:25,206 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:25,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:25,207 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:25,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:25,209 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:25,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:25,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:25,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:25,212 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:25,212 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:25,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:25,214 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 -> 5753df15d8a87abfbacf5c716c29a73a642180e8 [2019-11-27 17:43:25,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:25,892 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:25,900 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:25,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:25,908 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:25,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-27 17:43:26,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f88814664/aae5f3c3573d4c528356f5088e1595f2/FLAG2d8864557 [2019-11-27 17:43:27,207 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:27,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-3.i [2019-11-27 17:43:27,243 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f88814664/aae5f3c3573d4c528356f5088e1595f2/FLAG2d8864557 [2019-11-27 17:43:27,785 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f88814664/aae5f3c3573d4c528356f5088e1595f2 [2019-11-27 17:43:27,798 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:27,802 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:27,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:27,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:27,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:27,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:27" (1/1) ... [2019-11-27 17:43:27,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f2aa46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:27, skipping insertion in model container [2019-11-27 17:43:27,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:27" (1/1) ... [2019-11-27 17:43:27,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:27,939 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:28,848 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:28,881 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:29,001 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:29,113 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:29,113 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29 WrapperNode [2019-11-27 17:43:29,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:29,114 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:29,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:29,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:29,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,177 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:29" (1/1) ... [2019-11-27 17:43:29,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:29,253 INFO L168 Benchmark]: Toolchain (without parser) took 1451.00 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 977.9 MB in the end (delta: -11.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:29,254 INFO L168 Benchmark]: CDTParser took 0.35 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 17:43:29,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1308.90 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 977.9 MB in the end (delta: -11.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:29,258 INFO L168 Benchmark]: Boogie Preprocessor took 131.52 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 17:43:29,265 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 1308.90 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 977.9 MB in the end (delta: -11.9 MB). Peak memory consumption was 21.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.52 ms. Allocated memory is still 1.0 GB. Free memory is still 977.9 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...