./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2_-read.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 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/ldv-memsafety/ArraysOfVariableLength2_-read.c -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 639853f2f40cff84155fe09902eff2b5a20185f5 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/ldv-memsafety/ArraysOfVariableLength2_-read.c -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 639853f2f40cff84155fe09902eff2b5a20185f5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 11:21:37,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:37,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:37,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:37,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:37,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:37,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:37,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:37,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:37,172 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:37,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:37,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:37,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:37,192 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:37,193 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:37,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:37,196 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:37,198 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:37,201 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:37,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:37,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:37,216 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:37,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:37,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:37,224 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:37,227 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:37,227 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:37,228 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:37,229 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:37,230 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:37,233 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:37,234 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:37,234 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:37,235 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:37,236 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:37,238 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:37,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:37,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:37,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:37,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:37,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:37,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:21:37,267 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:37,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:37,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:37,272 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:37,274 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:37,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:37,274 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:37,274 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:37,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:37,275 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:37,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:37,276 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:37,276 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:37,277 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:37,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:37,280 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:37,280 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:37,280 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:37,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:37,281 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:37,281 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:37,281 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:37,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:37,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:37,282 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:37,282 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:21:37,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:21:37,282 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 -> 639853f2f40cff84155fe09902eff2b5a20185f5 [2019-11-27 11:21:37,868 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:37,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:37,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:37,909 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:37,910 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:37,911 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2_-read.c [2019-11-27 11:21:38,071 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986e8cdbb/5ce788530b5a4b2da9c269c33e5e50ea/FLAG7d11cb0a8 [2019-11-27 11:21:39,083 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:39,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2_-read.c [2019-11-27 11:21:39,100 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986e8cdbb/5ce788530b5a4b2da9c269c33e5e50ea/FLAG7d11cb0a8 [2019-11-27 11:21:39,138 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/986e8cdbb/5ce788530b5a4b2da9c269c33e5e50ea [2019-11-27 11:21:39,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:39,152 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:39,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:39,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:39,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:39,165 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70cb08cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39, skipping insertion in model container [2019-11-27 11:21:39,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,192 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:39,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:39,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:39,664 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:39,721 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:39,827 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:39,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39 WrapperNode [2019-11-27 11:21:39,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:39,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:39,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:39,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:39,862 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,946 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:39" (1/1) ... [2019-11-27 11:21:39,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:39,963 INFO L168 Benchmark]: Toolchain (without parser) took 803.99 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 991.1 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:39,965 INFO L168 Benchmark]: CDTParser took 2.18 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. [2019-11-27 11:21:39,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.96 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:39,972 INFO L168 Benchmark]: Boogie Preprocessor took 120.94 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:39,982 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.18 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 674.96 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.94 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:21:43,996 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:43,998 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:44,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:44,024 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:44,041 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:44,044 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:44,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:44,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:44,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:44,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:44,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:44,081 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:44,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:44,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:44,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:44,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:44,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:44,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:44,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:44,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:44,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:44,135 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:44,139 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:44,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:44,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:44,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:44,152 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:44,153 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:44,156 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:44,156 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:44,158 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:44,159 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:44,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:44,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:44,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:44,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:44,171 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:44,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:44,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:44,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:44,179 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:21:44,217 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:44,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:44,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:44,225 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:44,225 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:44,227 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:44,227 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:44,227 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:44,228 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:44,228 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:44,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:44,230 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:44,232 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:44,232 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:44,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:44,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:44,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:21:44,235 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:21:44,235 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:44,235 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:44,236 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:44,236 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:44,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:44,238 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:44,238 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:44,238 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:44,239 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:44,239 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:21:44,241 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:21:44,241 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:21:44,242 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 -> 639853f2f40cff84155fe09902eff2b5a20185f5 [2019-11-27 11:21:44,862 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:44,891 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:44,899 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:44,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:44,907 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:44,909 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2_-read.c [2019-11-27 11:21:45,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a353769/46b9caf8d65c4e17895aa1adc2c7f3b5/FLAG8600e99e6 [2019-11-27 11:21:46,044 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:46,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2_-read.c [2019-11-27 11:21:46,060 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a353769/46b9caf8d65c4e17895aa1adc2c7f3b5/FLAG8600e99e6 [2019-11-27 11:21:46,226 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23a353769/46b9caf8d65c4e17895aa1adc2c7f3b5 [2019-11-27 11:21:46,237 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:46,245 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:46,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:46,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:46,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:46,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:46" (1/1) ... [2019-11-27 11:21:46,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@252af387 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:46, skipping insertion in model container [2019-11-27 11:21:46,268 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:46" (1/1) ... [2019-11-27 11:21:46,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:46,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:46,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:46,815 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:46,885 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:47,057 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:47,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47 WrapperNode [2019-11-27 11:21:47,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:47,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:47,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:47,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:47,088 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:47" (1/1) ... [2019-11-27 11:21:47,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:47,201 INFO L168 Benchmark]: Toolchain (without parser) took 960.54 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 991.1 MB in the end (delta: -23.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:47,203 INFO L168 Benchmark]: CDTParser took 0.30 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. [2019-11-27 11:21:47,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 812.20 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:47,208 INFO L168 Benchmark]: Boogie Preprocessor took 137.51 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:47,228 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 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 812.20 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 996.8 MB in the end (delta: -29.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.51 ms. Allocated memory is still 1.0 GB. Free memory was 996.8 MB in the beginning and 991.1 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...