./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/test-0220.i --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/memsafety/test-0220.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 15c5f5763c2c286d6fb8074c23e124051d19ab8b ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/test-0220.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 15c5f5763c2c286d6fb8074c23e124051d19ab8b ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:21:05,043 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:05,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:05,079 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:05,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:05,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:05,086 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:05,115 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:05,119 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:05,124 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:05,126 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:05,133 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:05,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:05,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:05,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:05,152 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:05,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:05,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:05,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:05,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:05,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:05,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:05,195 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:05,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:05,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:05,206 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:05,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:05,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:05,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:05,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:05,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:05,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:05,218 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:05,222 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:05,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:05,227 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:05,228 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:05,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:05,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:05,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:05,237 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:05,238 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:21:05,278 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:05,279 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:05,283 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:05,286 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:05,286 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:05,287 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:05,287 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:05,287 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:05,287 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:05,289 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:05,290 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:05,290 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:05,291 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:05,294 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:05,295 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:05,295 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:05,295 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:05,295 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:05,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:05,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:05,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:05,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:05,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:05,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:05,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:05,299 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:21:05,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:21:05,300 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 -> 15c5f5763c2c286d6fb8074c23e124051d19ab8b [2019-11-27 11:21:05,869 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:05,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:05,907 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:05,910 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:05,912 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:05,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0220.i [2019-11-27 11:21:06,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f4da5d3b/300e136fa25144e584f9d175651bcf6c/FLAG7896c3f50 [2019-11-27 11:21:07,291 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:07,296 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0220.i [2019-11-27 11:21:07,331 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f4da5d3b/300e136fa25144e584f9d175651bcf6c/FLAG7896c3f50 [2019-11-27 11:21:07,775 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f4da5d3b/300e136fa25144e584f9d175651bcf6c [2019-11-27 11:21:07,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:07,784 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:07,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:07,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:07,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:07,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:07" (1/1) ... [2019-11-27 11:21:07,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a851b3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:07, skipping insertion in model container [2019-11-27 11:21:07,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:07" (1/1) ... [2019-11-27 11:21:07,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:07,945 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:08,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:08,974 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:09,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:09,246 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:09,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09 WrapperNode [2019-11-27 11:21:09,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:09,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:09,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:09,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:09,271 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,324 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,411 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,428 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:09" (1/1) ... [2019-11-27 11:21:09,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:09,452 INFO L168 Benchmark]: Toolchain (without parser) took 1663.80 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 968.2 MB in the end (delta: -6.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:09,466 INFO L168 Benchmark]: CDTParser took 0.84 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:09,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1462.10 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:09,474 INFO L168 Benchmark]: Boogie Preprocessor took 188.72 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:09,487 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.84 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 1462.10 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 973.9 MB in the end (delta: -12.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 188.72 ms. Allocated memory is still 1.0 GB. Free memory was 973.9 MB in the beginning and 968.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:21:13,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:21:13,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:21:13,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:21:13,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:21:13,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:21:13,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:21:13,397 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:21:13,404 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:21:13,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:21:13,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:21:13,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:21:13,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:21:13,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:21:13,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:21:13,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:21:13,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:21:13,435 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:21:13,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:21:13,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:21:13,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:21:13,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:21:13,465 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:21:13,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:21:13,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:21:13,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:21:13,479 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:21:13,483 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:21:13,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:21:13,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:21:13,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:21:13,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:21:13,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:21:13,495 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:21:13,498 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:21:13,499 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:21:13,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:21:13,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:21:13,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:21:13,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:21:13,508 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:21:13,508 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:21:13,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:21:13,568 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:21:13,569 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:21:13,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:21:13,573 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:21:13,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:21:13,575 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:21:13,576 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:21:13,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:21:13,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:21:13,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:21:13,580 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:21:13,580 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:21:13,581 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:21:13,583 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:21:13,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:21:13,585 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:21:13,585 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:21:13,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:21:13,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:21:13,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:21:13,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:21:13,591 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:21:13,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:21:13,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:21:13,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:21:13,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:21:13,593 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:21:13,593 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:21:13,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:21:13,598 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 -> 15c5f5763c2c286d6fb8074c23e124051d19ab8b [2019-11-27 11:21:14,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:21:14,218 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:21:14,227 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:21:14,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:21:14,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:21:14,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/test-0220.i [2019-11-27 11:21:14,385 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736ee1ead/85bb4509d539458aa280e18911162d5e/FLAGbe2bb5bd5 [2019-11-27 11:21:15,572 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:21:15,574 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/test-0220.i [2019-11-27 11:21:15,609 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736ee1ead/85bb4509d539458aa280e18911162d5e/FLAGbe2bb5bd5 [2019-11-27 11:21:15,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/736ee1ead/85bb4509d539458aa280e18911162d5e [2019-11-27 11:21:15,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:21:15,667 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:21:15,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:15,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:21:15,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:21:15,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:15" (1/1) ... [2019-11-27 11:21:15,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:15, skipping insertion in model container [2019-11-27 11:21:15,693 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:21:15" (1/1) ... [2019-11-27 11:21:15,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:21:15,819 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:21:16,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:16,885 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:21:17,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:21:17,208 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:21:17,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17 WrapperNode [2019-11-27 11:21:17,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:21:17,213 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:21:17,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:21:17,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:21:17,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,252 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,311 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,312 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,361 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:21:17" (1/1) ... [2019-11-27 11:21:17,404 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:21:17,415 INFO L168 Benchmark]: Toolchain (without parser) took 1750.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.0 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:17,419 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:17,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1541.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:21:17,431 INFO L168 Benchmark]: Boogie Preprocessor took 194.80 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:21:17,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1541.50 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 966.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.80 ms. Allocated memory is still 1.0 GB. Free memory is still 966.9 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...