./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memory-alloca/c.03-alloca-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/memory-alloca/c.03-alloca-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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/memory-alloca/c.03-alloca-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 ab87ef7cc863b18816ae397a50b6c6e9fb3e753d .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 00:26:13,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:13,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:13,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:13,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:13,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:13,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:13,776 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:13,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:13,788 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:13,791 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:13,797 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:13,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:13,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:13,807 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:13,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:13,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:13,821 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:13,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:13,835 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:13,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:13,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:13,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:13,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:13,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:13,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:13,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:13,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:13,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:13,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:13,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:13,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:13,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:13,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:13,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:13,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:13,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:13,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:13,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:13,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:13,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:13,899 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:26:13,941 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:13,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:13,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:13,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:13,947 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:13,947 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:13,947 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:13,948 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:13,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:13,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:13,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:13,952 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:13,953 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:13,953 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:13,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:13,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:13,954 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:13,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:13,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:13,958 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:13,958 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:13,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:13,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:13,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:13,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:13,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:26:13,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:26:13,962 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 -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2019-11-26 00:26:14,592 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:14,624 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:14,631 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:14,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:14,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:14,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-26 00:26:14,784 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c84b26a/0609cb3f83a141b9aa4944c9208da60a/FLAGb8ebd89d1 [2019-11-26 00:26:15,997 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:16,000 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-26 00:26:16,039 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c84b26a/0609cb3f83a141b9aa4944c9208da60a/FLAGb8ebd89d1 [2019-11-26 00:26:16,089 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04c84b26a/0609cb3f83a141b9aa4944c9208da60a [2019-11-26 00:26:16,095 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:16,099 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:16,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:16,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:16,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:16,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:16" (1/1) ... [2019-11-26 00:26:16,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12144453 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:16, skipping insertion in model container [2019-11-26 00:26:16,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:16" (1/1) ... [2019-11-26 00:26:16,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:16,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:17,152 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:17,182 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:17,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:17,403 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:17,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17 WrapperNode [2019-11-26 00:26:17,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:17,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:17,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:17,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:17,416 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,526 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:17" (1/1) ... [2019-11-26 00:26:17,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:17,567 INFO L168 Benchmark]: Toolchain (without parser) took 1455.35 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:17,572 INFO L168 Benchmark]: CDTParser took 0.62 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 00:26:17,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1297.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:17,581 INFO L168 Benchmark]: Boogie Preprocessor took 143.49 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 00:26:17,590 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 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 1297.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 978.2 MB in the end (delta: -16.5 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 143.49 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 00:26:21,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:26:21,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:26:21,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:26:21,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:26:21,661 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:26:21,677 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:26:21,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:26:21,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:26:21,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:26:21,708 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:26:21,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:26:21,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:26:21,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:26:21,724 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:26:21,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:26:21,731 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:26:21,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:26:21,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:26:21,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:26:21,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:26:21,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:26:21,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:26:21,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:26:21,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:26:21,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:26:21,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:26:21,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:26:21,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:26:21,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:26:21,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:26:21,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:26:21,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:26:21,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:26:21,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:26:21,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:26:21,798 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:26:21,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:26:21,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:26:21,803 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:26:21,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:26:21,808 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:26:21,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:26:21,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:26:21,855 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:26:21,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:26:21,855 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:26:21,857 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:26:21,857 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:26:21,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:26:21,858 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:26:21,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:26:21,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:26:21,861 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:26:21,862 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:26:21,862 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:26:21,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:26:21,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:26:21,864 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:26:21,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:26:21,865 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:26:21,865 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:26:21,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:26:21,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:26:21,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:26:21,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:26:21,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:26:21,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:26:21,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:26:21,871 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:26:21,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:26:21,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:26:21,873 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 -> ab87ef7cc863b18816ae397a50b6c6e9fb3e753d [2019-11-26 00:26:22,438 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:26:22,475 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:26:22,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:26:22,486 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:26:22,487 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:26:22,489 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-26 00:26:22,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e037f173b/908e51fc58c941f0ac8176204caf9e88/FLAGeae62dd06 [2019-11-26 00:26:23,812 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:26:23,813 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memory-alloca/c.03-alloca-2.i [2019-11-26 00:26:23,855 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e037f173b/908e51fc58c941f0ac8176204caf9e88/FLAGeae62dd06 [2019-11-26 00:26:24,338 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e037f173b/908e51fc58c941f0ac8176204caf9e88 [2019-11-26 00:26:24,344 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:26:24,348 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:26:24,359 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:24,359 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:26:24,368 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:26:24,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:24" (1/1) ... [2019-11-26 00:26:24,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cca9c47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:24, skipping insertion in model container [2019-11-26 00:26:24,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:26:24" (1/1) ... [2019-11-26 00:26:24,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:26:24,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:26:25,431 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:25,468 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:26:25,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:26:25,657 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:26:25,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25 WrapperNode [2019-11-26 00:26:25,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:26:25,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:26:25,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:26:25,662 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:26:25,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,824 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:26:25" (1/1) ... [2019-11-26 00:26:25,879 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:26:25,893 INFO L168 Benchmark]: Toolchain (without parser) took 1540.89 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 979.6 MB in the end (delta: -12.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:25,896 INFO L168 Benchmark]: CDTParser took 1.64 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 00:26:25,900 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1302.06 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 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:26:25,902 INFO L168 Benchmark]: Boogie Preprocessor took 224.37 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:26:25,906 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.64 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 1302.06 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 979.6 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 224.37 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...