./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9f95b6c839057502038c8f9c89c369852ea0865 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e9f95b6c839057502038c8f9c89c369852ea0865 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:59,130 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:59,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:59,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:59,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:59,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:59,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:59,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:59,197 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:59,204 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:59,206 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:59,210 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:59,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:59,218 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:59,220 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:59,224 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:59,228 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:59,232 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:59,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:59,247 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:59,254 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:59,259 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:59,265 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:59,267 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:59,275 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:59,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:59,277 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:59,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:59,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:59,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:59,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:59,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:59,290 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:59,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:59,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:59,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:59,303 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:59,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:59,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:59,308 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:59,311 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:59,312 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:59,352 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:59,353 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:59,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:59,360 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:59,360 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:59,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:59,361 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:59,361 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:59,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:59,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:59,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:59,365 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:59,365 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:59,365 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:59,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:59,368 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:59,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:59,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:59,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:59,369 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:59,371 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:59,371 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:59,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:59,372 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:59,373 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:59,373 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:59,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:59,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9f95b6c839057502038c8f9c89c369852ea0865 [2019-11-26 00:25:59,898 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:59,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:59,935 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:59,940 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:59,942 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:59,943 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-26 00:26:00,096 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21291991/34e13b8e7f294dfd80cc07d9692b691c/FLAGcc9beb058 [2019-11-26 00:26:01,253 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:01,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-26 00:26:01,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21291991/34e13b8e7f294dfd80cc07d9692b691c/FLAGcc9beb058 [2019-11-26 00:26:01,786 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b21291991/34e13b8e7f294dfd80cc07d9692b691c [2019-11-26 00:26:01,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:01,794 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:01,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:01,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:01,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:01,817 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,822 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:01, skipping insertion in model container [2019-11-26 00:26:01,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,840 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:01,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:02,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:02,859 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:02,998 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:03,122 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:03,126 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03 WrapperNode [2019-11-26 00:26:03,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:03,130 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:03,131 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:03,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,197 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03" (1/1) ... [2019-11-26 00:26:03,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,314 INFO L168 Benchmark]: Toolchain (without parser) took 1517.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:03,320 INFO L168 Benchmark]: CDTParser took 2.03 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 00:26:03,324 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1324.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:03,327 INFO L168 Benchmark]: Boogie Preprocessor took 176.47 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:03,335 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.03 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 1324.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 979.6 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.47 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:26:07,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:07,318 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:07,353 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:07,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:07,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:07,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:07,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:07,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:07,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:07,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:07,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:07,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:07,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:07,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:07,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:07,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:07,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:07,434 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:07,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:07,445 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:07,452 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:07,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:07,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:07,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:07,469 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:07,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:07,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:07,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:07,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:07,477 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:07,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:07,482 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:07,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:07,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:07,487 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:07,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:07,491 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:07,491 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:07,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:07,501 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:07,502 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:07,543 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:07,543 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:07,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:07,549 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:07,549 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:07,549 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:07,552 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:07,552 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:07,552 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:07,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:07,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:07,555 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:07,555 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:07,557 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:07,557 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:07,557 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:07,558 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:07,559 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:07,560 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:07,560 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:07,560 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:07,561 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:07,563 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:07,563 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:07,563 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:07,564 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:07,564 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:07,564 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:07,565 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:07,566 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:07,567 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9f95b6c839057502038c8f9c89c369852ea0865 [2019-11-26 00:26:08,092 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:08,120 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:08,125 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:08,131 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:08,131 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:08,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-26 00:26:08,286 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a64a19f/bec0c603767842ddbe8207453d39a3f0/FLAG032de9f4d [2019-11-26 00:26:09,450 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:09,452 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-1.i [2019-11-26 00:26:09,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a64a19f/bec0c603767842ddbe8207453d39a3f0/FLAG032de9f4d [2019-11-26 00:26:09,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0a64a19f/bec0c603767842ddbe8207453d39a3f0 [2019-11-26 00:26:09,520 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:09,530 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:09,532 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:09,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:09,537 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:09,538 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:09, skipping insertion in model container [2019-11-26 00:26:09,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:09,631 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:10,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,484 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:10,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,777 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:10,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10 WrapperNode [2019-11-26 00:26:10,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:10,782 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:10,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:10,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:10,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,808 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,860 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,926 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,958 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:10" (1/1) ... [2019-11-26 00:26:10,981 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:10,988 INFO L168 Benchmark]: Toolchain (without parser) took 1459.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 00:26:10,990 INFO L168 Benchmark]: CDTParser took 3.76 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 00:26:10,998 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1248.28 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:11,000 INFO L168 Benchmark]: Boogie Preprocessor took 200.48 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. [2019-11-26 00:26:11,008 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.76 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 1248.28 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 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 200.48 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...