./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/960521-1-2.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/memsafety/960521-1-2.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 23619599fdd38727ef203e0659e9a36fd8a9395d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/960521-1-2.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 23619599fdd38727ef203e0659e9a36fd8a9395d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 00:25:28,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:28,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:28,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:28,680 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:28,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:28,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:28,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:28,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:28,718 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:28,720 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:28,723 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:28,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:28,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:28,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:28,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:28,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:28,751 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:28,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:28,766 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:28,774 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:28,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:28,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:28,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:28,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:28,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:28,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:28,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:28,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:28,810 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:28,811 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:28,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:28,815 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:28,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:28,822 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:28,822 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:28,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:28,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:28,825 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:28,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:28,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:28,835 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:28,876 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:28,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:28,882 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:28,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:28,886 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:28,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:28,886 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:28,887 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:28,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:28,888 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:28,892 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:28,893 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:28,893 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:28,893 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:28,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:28,894 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:28,894 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:28,895 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:28,895 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:28,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:28,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:28,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:28,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:28,899 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:28,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:28,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:28,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:28,903 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 -> 23619599fdd38727ef203e0659e9a36fd8a9395d [2019-11-26 00:25:29,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:29,580 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:29,584 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:29,590 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:29,593 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:29,594 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-2.i [2019-11-26 00:25:29,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b6767007/52819ff9aa984f82a81ee37d3a4f8238/FLAG80655e177 [2019-11-26 00:25:30,919 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:30,920 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-2.i [2019-11-26 00:25:30,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b6767007/52819ff9aa984f82a81ee37d3a4f8238/FLAG80655e177 [2019-11-26 00:25:31,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2b6767007/52819ff9aa984f82a81ee37d3a4f8238 [2019-11-26 00:25:31,052 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:31,057 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:31,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:31,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:31,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:31,073 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,077 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225330d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31, skipping insertion in model container [2019-11-26 00:25:31,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,093 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:31,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:32,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:32,071 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:32,183 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:32,309 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:32,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32 WrapperNode [2019-11-26 00:25:32,312 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:32,313 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:32,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:32,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:32,340 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,341 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,385 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,447 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:32" (1/1) ... [2019-11-26 00:25:32,459 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:32,481 INFO L168 Benchmark]: Toolchain (without parser) took 1408.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:32,483 INFO L168 Benchmark]: CDTParser took 0.54 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:32,489 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1246.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:32,491 INFO L168 Benchmark]: Boogie Preprocessor took 146.47 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 00:25:32,498 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54 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 1246.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.47 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 00:25:36,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:36,400 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:36,436 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:36,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:36,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:36,457 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:36,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:36,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:36,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:36,491 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:36,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:36,498 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:36,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:36,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:36,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:36,516 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:36,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:36,528 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:36,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:36,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:36,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:36,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:36,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:36,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:36,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:36,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:36,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:36,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:36,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:36,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:36,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:36,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:36,583 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:36,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:36,588 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:36,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:36,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:36,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:36,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:36,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:36,600 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:36,642 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:36,643 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:36,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:36,649 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:36,649 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:36,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:36,650 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:36,650 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:36,651 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:36,651 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:36,652 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:36,653 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:36,654 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:36,654 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:36,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:36,656 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:36,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:36,658 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:36,658 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:36,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:36,659 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:36,659 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:36,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:36,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:36,661 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:36,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:36,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:36,664 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:36,667 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:36,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:36,668 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 -> 23619599fdd38727ef203e0659e9a36fd8a9395d [2019-11-26 00:25:37,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:37,317 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:37,321 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:37,325 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:37,330 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:37,332 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/960521-1-2.i [2019-11-26 00:25:37,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3127d309b/e8d7cea2e3474efb9d007ca5907b43ce/FLAG90eb7ed84 [2019-11-26 00:25:38,635 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:38,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/960521-1-2.i [2019-11-26 00:25:38,678 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3127d309b/e8d7cea2e3474efb9d007ca5907b43ce/FLAG90eb7ed84 [2019-11-26 00:25:38,749 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3127d309b/e8d7cea2e3474efb9d007ca5907b43ce [2019-11-26 00:25:38,755 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:38,759 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:38,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:38,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:38,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:38,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f87cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38, skipping insertion in model container [2019-11-26 00:25:38,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:38,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:39,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:39,856 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:39,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:40,119 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:40,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40 WrapperNode [2019-11-26 00:25:40,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:40,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:40,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:40,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:40,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,222 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:40" (1/1) ... [2019-11-26 00:25:40,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:40,346 INFO L168 Benchmark]: Toolchain (without parser) took 1579.42 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:40,347 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:40,350 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1350.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:40,352 INFO L168 Benchmark]: Boogie Preprocessor took 212.17 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 00:25:40,363 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 1350.23 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.2 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 212.17 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...