./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0234-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/test-0234-2.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 958c5ae7f5e02f5130842f7eda9c8940c51fc3e7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/test-0234-2.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 958c5ae7f5e02f5130842f7eda9c8940c51fc3e7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 17:43:31,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:31,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:31,395 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:31,396 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:31,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:31,406 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:31,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:31,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:31,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:31,435 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:31,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:31,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:31,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:31,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:31,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:31,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:31,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:31,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:31,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:31,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:31,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:31,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:31,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:31,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:31,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:31,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:31,511 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:31,513 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:31,516 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:31,518 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:31,519 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:31,521 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:31,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:31,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:31,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:31,532 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:31,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:31,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:31,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:31,539 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:31,540 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 17:43:31,578 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:31,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:31,585 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:31,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:31,585 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:31,587 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:31,587 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:31,587 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:31,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:31,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:31,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:31,591 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:31,592 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:31,592 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:31,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:31,594 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:31,594 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:31,595 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:31,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:31,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:31,599 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:31,599 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:31,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:31,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:31,600 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:31,601 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:43:31,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:43:31,601 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 -> 958c5ae7f5e02f5130842f7eda9c8940c51fc3e7 [2019-11-27 17:43:32,136 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:32,165 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:32,172 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:32,176 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:32,178 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:32,181 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0234-2.i [2019-11-27 17:43:32,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753d4d7ea/ec29305490c84edf84f31a9dd79ba990/FLAG645379ac8 [2019-11-27 17:43:33,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:33,640 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0234-2.i [2019-11-27 17:43:33,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753d4d7ea/ec29305490c84edf84f31a9dd79ba990/FLAG645379ac8 [2019-11-27 17:43:33,724 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/753d4d7ea/ec29305490c84edf84f31a9dd79ba990 [2019-11-27 17:43:33,734 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:33,738 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:33,741 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:33,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:33,750 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:33,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:33" (1/1) ... [2019-11-27 17:43:33,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:33, skipping insertion in model container [2019-11-27 17:43:33,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:33" (1/1) ... [2019-11-27 17:43:33,788 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:33,900 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:35,005 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:35,020 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:35,169 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:35,386 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:35,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35 WrapperNode [2019-11-27 17:43:35,390 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:35,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:35,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:35,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:35,427 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,506 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,509 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:35" (1/1) ... [2019-11-27 17:43:35,665 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:35,677 INFO L168 Benchmark]: Toolchain (without parser) took 1936.61 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 961.2 MB in the end (delta: 530.8 kB). Peak memory consumption was 596.4 kB. Max. memory is 12.5 GB. [2019-11-27 17:43:35,683 INFO L168 Benchmark]: CDTParser took 0.76 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. [2019-11-27 17:43:35,689 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1650.11 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:35,693 INFO L168 Benchmark]: Boogie Preprocessor took 274.87 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:35,702 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.76 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 1650.11 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 274.87 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 17:43:39,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:43:39,713 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:43:39,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:43:39,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:43:39,754 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:43:39,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:43:39,775 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:43:39,778 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:43:39,784 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:43:39,789 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:43:39,792 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:43:39,793 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:43:39,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:43:39,803 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:43:39,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:43:39,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:43:39,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:43:39,818 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:43:39,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:43:39,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:43:39,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:43:39,846 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:43:39,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:43:39,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:43:39,859 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:43:39,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:43:39,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:43:39,865 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:43:39,866 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:43:39,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:43:39,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:43:39,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:43:39,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:43:39,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:43:39,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:43:39,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:43:39,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:43:39,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:43:39,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:43:39,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:43:39,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 17:43:39,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:43:39,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:43:39,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:43:39,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:43:39,938 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:43:39,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:43:39,941 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 17:43:39,941 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 17:43:39,942 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:43:39,942 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 17:43:39,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:43:39,946 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 17:43:39,946 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 17:43:39,947 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 17:43:39,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:43:39,947 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 17:43:39,949 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:43:39,949 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:43:39,949 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 17:43:39,950 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:43:39,952 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:43:39,952 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:43:39,952 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:43:39,953 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:43:39,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:43:39,955 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:43:39,955 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:43:39,956 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:43:39,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:43:39,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:43:39,959 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 -> 958c5ae7f5e02f5130842f7eda9c8940c51fc3e7 [2019-11-27 17:43:40,574 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:43:40,603 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:43:40,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:43:40,620 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:43:40,622 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:43:40,628 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0234-2.i [2019-11-27 17:43:40,799 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df402bf51/c7f02d6a7b164549b6afb16d737c5f54/FLAG2d5e4e1c7 [2019-11-27 17:43:42,125 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:43:42,129 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0234-2.i [2019-11-27 17:43:42,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df402bf51/c7f02d6a7b164549b6afb16d737c5f54/FLAG2d5e4e1c7 [2019-11-27 17:43:42,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df402bf51/c7f02d6a7b164549b6afb16d737c5f54 [2019-11-27 17:43:42,224 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:43:42,231 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 17:43:42,236 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:42,236 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:43:42,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:43:42,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,256 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44043fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:42, skipping insertion in model container [2019-11-27 17:43:42,257 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:43:42" (1/1) ... [2019-11-27 17:43:42,278 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:43:42,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:43:43,548 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:43,581 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:43:43,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:43:44,004 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:43:44,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44 WrapperNode [2019-11-27 17:43:44,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:43:44,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:43:44,010 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:43:44,010 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:43:44,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,125 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,127 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:43:44" (1/1) ... [2019-11-27 17:43:44,294 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:43:44,308 INFO L168 Benchmark]: Toolchain (without parser) took 2075.31 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 961.1 MB in the end (delta: 555.8 kB). Peak memory consumption was 621.4 kB. Max. memory is 12.5 GB. [2019-11-27 17:43:44,310 INFO L168 Benchmark]: CDTParser took 1.63 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. [2019-11-27 17:43:44,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1773.51 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:44,319 INFO L168 Benchmark]: Boogie Preprocessor took 289.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 17:43:44,333 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.63 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 1773.51 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 966.9 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 289.19 ms. Allocated memory is still 1.0 GB. Free memory was 966.9 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...