./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext/tree_cnstr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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-ext/tree_cnstr.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 5d0e37f725f553afaea418dbbe7c392bdc4622ea .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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-ext/tree_cnstr.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 5d0e37f725f553afaea418dbbe7c392bdc4622ea ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:27,087 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:27,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:27,129 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:27,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:27,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:27,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:27,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:27,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:27,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:27,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:27,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:27,175 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:27,179 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:27,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:27,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:27,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:27,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:27,199 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:27,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:27,216 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:27,222 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:27,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:27,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:27,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:27,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:27,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:27,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:27,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:27,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:27,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:27,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:27,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:27,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:27,256 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:27,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:27,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:27,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:27,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:27,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:27,267 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:27,268 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:27,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:27,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:27,313 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:27,314 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:27,314 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:27,315 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:27,315 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:27,315 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:27,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:27,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:27,318 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:27,318 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:27,319 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:27,322 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:27,322 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:27,323 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:27,323 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:27,323 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:27,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:27,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:27,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:27,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:27,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:27,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:27,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:27,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:27,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:27,330 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 -> 5d0e37f725f553afaea418dbbe7c392bdc4622ea [2019-11-24 22:21:27,846 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:27,878 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:27,885 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:27,890 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:27,891 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:27,892 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/tree_cnstr.i [2019-11-24 22:21:28,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed0ec1623/647de2c7e3fd436c9fb73f2d131d7680/FLAGb2a6712e0 [2019-11-24 22:21:29,175 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:29,176 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/tree_cnstr.i [2019-11-24 22:21:29,209 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed0ec1623/647de2c7e3fd436c9fb73f2d131d7680/FLAGb2a6712e0 [2019-11-24 22:21:29,289 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed0ec1623/647de2c7e3fd436c9fb73f2d131d7680 [2019-11-24 22:21:29,302 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:29,304 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:29,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:29,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:29,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:29,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:29" (1/1) ... [2019-11-24 22:21:29,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:29, skipping insertion in model container [2019-11-24 22:21:29,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:29" (1/1) ... [2019-11-24 22:21:29,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:29,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:30,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:30,339 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:30,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:30,602 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:30,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30 WrapperNode [2019-11-24 22:21:30,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:30,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:30,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:30,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:30,640 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,686 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:30" (1/1) ... [2019-11-24 22:21:30,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:30,811 INFO L168 Benchmark]: Toolchain (without parser) took 1501.22 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 974.0 MB in the end (delta: -12.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:30,825 INFO L168 Benchmark]: CDTParser took 0.64 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. [2019-11-24 22:21:30,830 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1300.69 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:30,831 INFO L168 Benchmark]: Boogie Preprocessor took 195.07 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:30,839 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 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 1300.69 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 974.0 MB in the end (delta: -12.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 195.07 ms. Allocated memory is still 1.0 GB. Free memory is still 974.0 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 0.1.24-32f2683 [2019-11-24 22:21:34,756 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:34,759 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:34,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:34,784 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:34,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:34,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:34,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:34,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:34,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:34,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:34,838 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:34,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:34,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:34,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:34,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:34,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:34,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:34,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:34,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:34,880 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:34,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:34,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:34,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:34,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:34,903 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:34,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:34,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:34,908 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:34,909 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:34,911 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:34,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:34,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:34,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:34,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:34,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:34,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:34,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:34,926 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:34,927 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:34,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:34,931 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:34,969 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:34,971 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:34,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:34,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:34,977 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:34,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:34,978 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:34,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:34,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:34,979 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:34,983 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:34,983 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:34,983 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:34,984 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:34,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:34,984 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:34,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:34,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:34,985 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:34,985 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:34,985 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:34,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:34,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:34,986 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:34,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:34,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:34,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:34,989 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:34,989 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:34,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:34,992 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 -> 5d0e37f725f553afaea418dbbe7c392bdc4622ea [2019-11-24 22:21:35,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:35,534 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:35,540 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:35,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:35,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:35,550 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext/tree_cnstr.i [2019-11-24 22:21:35,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b91ffc3/bfe1f33eaaf84a658ab26092b90c2d02/FLAG09246dff6 [2019-11-24 22:21:36,852 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:36,855 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext/tree_cnstr.i [2019-11-24 22:21:36,895 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b91ffc3/bfe1f33eaaf84a658ab26092b90c2d02/FLAG09246dff6 [2019-11-24 22:21:36,966 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/30b91ffc3/bfe1f33eaaf84a658ab26092b90c2d02 [2019-11-24 22:21:36,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:36,981 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:36,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:36,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:36,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:36,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:37,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9a9c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:36, skipping insertion in model container [2019-11-24 22:21:37,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:36" (1/1) ... [2019-11-24 22:21:37,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:37,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:38,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:38,089 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:38,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:38,347 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:38,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38 WrapperNode [2019-11-24 22:21:38,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:38,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:38,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:38,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:38,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,426 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:38" (1/1) ... [2019-11-24 22:21:38,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:38,554 INFO L168 Benchmark]: Toolchain (without parser) took 1572.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:38,557 INFO L168 Benchmark]: CDTParser took 0.36 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. [2019-11-24 22:21:38,559 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1366.24 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. [2019-11-24 22:21:38,562 INFO L168 Benchmark]: Boogie Preprocessor took 198.80 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:38,577 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 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 1366.24 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 198.80 ms. Allocated memory is still 1.0 GB. Free memory was 978.2 MB in the beginning and 972.5 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...