./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/list-ext-properties/960521-1_1-2.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_1-2.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 eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1-2.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 eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 00:25:59,283 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:59,290 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:59,338 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:59,338 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:59,344 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:59,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:59,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:59,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:59,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:59,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:59,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:59,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:59,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:59,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:59,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:59,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:59,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:59,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:59,420 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:59,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:59,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:59,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:59,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:59,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:59,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:59,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:59,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:59,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:59,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:59,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:59,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:59,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:59,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:59,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:59,471 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:59,472 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:59,475 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:59,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:59,477 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:59,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:59,482 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:59,527 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:59,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:59,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:59,534 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:59,534 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:59,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:59,537 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:59,538 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:59,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:59,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:59,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:59,541 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:59,542 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:59,542 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:59,543 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:59,545 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:59,545 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:59,545 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:59,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:59,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:59,546 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:59,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:59,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:59,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:59,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:59,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:59,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:59,551 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 -> eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 [2019-11-26 00:26:00,117 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:00,145 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:00,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:00,159 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:00,160 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:00,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-26 00:26:00,321 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e2dc509/16dd87e9725d4ad8bb8cbb1fd9e2739a/FLAG743fe39d9 [2019-11-26 00:26:01,578 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:01,582 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-26 00:26:01,617 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e2dc509/16dd87e9725d4ad8bb8cbb1fd9e2739a/FLAG743fe39d9 [2019-11-26 00:26:01,658 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32e2dc509/16dd87e9725d4ad8bb8cbb1fd9e2739a [2019-11-26 00:26:01,666 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:01,672 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:01,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:01,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:01,685 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:01,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,697 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 12:26:01, skipping insertion in model container [2019-11-26 00:26:01,698 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:01" (1/1) ... [2019-11-26 00:26:01,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:01,814 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:02,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:02,787 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:02,909 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:03,032 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:03,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:03 WrapperNode [2019-11-26 00:26:03,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:03,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:03,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:03,071 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 00:26:03,073 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 00:26:03,124 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 00:26:03,125 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 00:26:03,187 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 00:26:03,206 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 00:26:03,216 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 00:26:03,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:03,246 INFO L168 Benchmark]: Toolchain (without parser) took 1564.34 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: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:03,251 INFO L168 Benchmark]: CDTParser took 2.28 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 00:26:03,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1362.85 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: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:03,262 INFO L168 Benchmark]: Boogie Preprocessor took 192.12 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 00:26:03,271 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.28 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 1362.85 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: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:26:07,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:07,108 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:07,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:07,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:07,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:07,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:07,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:07,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:07,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:07,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:07,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:07,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:07,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:07,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:07,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:07,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:07,208 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:07,214 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:07,221 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:07,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:07,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:07,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:07,240 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:07,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:07,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:07,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:07,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:07,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:07,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:07,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:07,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:07,266 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:07,267 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:07,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:07,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:07,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:07,278 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:07,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:07,281 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:07,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:07,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:07,327 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:07,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:07,334 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:07,335 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:07,337 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:07,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:07,337 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:07,338 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:07,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:07,339 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:07,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:07,343 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:07,343 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:07,343 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:07,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:07,346 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:07,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:07,346 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:07,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:07,347 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:07,347 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:07,349 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:07,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:07,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:07,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:07,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:07,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:07,354 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:07,354 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:07,354 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:07,356 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 -> eb7eb63578fa102ef7ac00d7bef40ee74bd144d9 [2019-11-26 00:26:07,873 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:07,904 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:07,908 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:07,912 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:07,916 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:07,918 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-26 00:26:08,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95890b7ab/5e1a4b8d49b0414faefa6d607806cbfe/FLAGea6ee8408 [2019-11-26 00:26:09,248 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:09,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/list-ext-properties/960521-1_1-2.i [2019-11-26 00:26:09,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95890b7ab/5e1a4b8d49b0414faefa6d607806cbfe/FLAGea6ee8408 [2019-11-26 00:26:09,739 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/95890b7ab/5e1a4b8d49b0414faefa6d607806cbfe [2019-11-26 00:26:09,747 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:09,753 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:09,758 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:09,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:09,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:09,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,776 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@600cef8d 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 00:26:09,778 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:09" (1/1) ... [2019-11-26 00:26:09,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:09,901 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:10,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:10,847 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:10,978 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:11,113 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:11,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11 WrapperNode [2019-11-26 00:26:11,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:11,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:11,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:11,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:11,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,194 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,194 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:11" (1/1) ... [2019-11-26 00:26:11,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:11,321 INFO L168 Benchmark]: Toolchain (without parser) took 1558.03 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:11,324 INFO L168 Benchmark]: CDTParser took 0.40 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 00:26:11,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1356.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:11,332 INFO L168 Benchmark]: Boogie Preprocessor took 192.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:11,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1356.98 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 979.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 192.11 ms. Allocated memory is still 1.0 GB. Free memory is still 979.7 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...