./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.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 94dea6eddb2a1fd381e32f00f2713f560a4fbdc4 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/array-memsafety/reverse_array_unsafe.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 94dea6eddb2a1fd381e32f00f2713f560a4fbdc4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:17,259 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:17,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:17,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:17,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:17,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:17,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:17,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:17,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:17,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:17,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:17,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:17,324 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:17,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:17,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:17,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:17,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:17,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:17,339 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:17,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:17,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:17,355 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:17,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:17,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:17,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:17,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:17,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:17,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:17,371 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:17,372 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:17,372 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:17,373 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:17,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:17,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:17,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:17,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:17,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:17,381 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:17,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:17,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:17,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:17,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:17,412 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:17,415 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:17,417 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:17,417 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:17,420 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:17,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:17,420 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:17,420 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:17,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:17,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:17,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:17,422 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:17,422 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:17,423 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:17,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:17,423 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:17,423 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:17,423 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:17,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:17,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:17,425 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:17,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:17,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:17,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:17,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:17,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:17,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:17,427 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 -> 94dea6eddb2a1fd381e32f00f2713f560a4fbdc4 [2019-11-26 00:25:17,815 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:17,832 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:17,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:17,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:17,841 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:17,842 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-26 00:25:17,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b973249/707538394438486885b5846b0f2b49a2/FLAGaeabfb47d [2019-11-26 00:25:18,749 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:18,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-26 00:25:18,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b973249/707538394438486885b5846b0f2b49a2/FLAGaeabfb47d [2019-11-26 00:25:18,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/93b973249/707538394438486885b5846b0f2b49a2 [2019-11-26 00:25:18,986 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:18,990 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:18,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:18,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:19,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:19,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:18" (1/1) ... [2019-11-26 00:25:19,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a2af7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19, skipping insertion in model container [2019-11-26 00:25:19,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:18" (1/1) ... [2019-11-26 00:25:19,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:19,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:19,708 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:19,729 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:19,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:19,903 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:19,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19 WrapperNode [2019-11-26 00:25:19,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:19,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:19,907 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:19,907 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:19,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:19,922 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:19,971 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:19,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:20,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:20,010 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:20,016 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:19" (1/1) ... [2019-11-26 00:25:20,030 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:20,041 INFO L168 Benchmark]: Toolchain (without parser) took 1048.43 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 978.3 MB in the end (delta: -16.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:20,042 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:20,055 INFO L168 Benchmark]: CACSL2BoogieTranslator took 912.48 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:20,056 INFO L168 Benchmark]: Boogie Preprocessor took 123.73 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:20,059 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 912.48 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 978.3 MB in the end (delta: -16.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 123.73 ms. Allocated memory is still 1.0 GB. Free memory is still 978.3 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:22,762 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:22,767 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:22,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:22,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:22,795 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:22,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:22,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:22,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:22,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:22,822 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:22,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:22,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:22,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:22,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:22,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:22,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:22,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:22,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:22,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:22,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:22,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:22,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:22,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:22,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:22,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:22,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:22,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:22,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:22,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:22,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:22,875 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:22,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:22,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:22,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:22,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:22,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:22,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:22,882 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:22,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:22,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:22,887 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:22,917 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:22,918 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:22,922 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:22,922 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:22,922 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:22,923 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:22,923 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:22,923 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:22,923 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:22,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:22,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:22,926 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:22,928 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:22,928 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:22,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:22,929 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:22,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:22,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:22,931 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:22,931 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:22,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:22,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:22,934 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:22,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:22,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:22,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:22,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:22,935 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:22,936 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:22,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:22,939 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 -> 94dea6eddb2a1fd381e32f00f2713f560a4fbdc4 [2019-11-26 00:25:23,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:23,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:23,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:23,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:23,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:23,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-26 00:25:23,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2f2b57b/819e01ade05b4c71851f7e3cc8ed4bb5/FLAG9cbb4d3d4 [2019-11-26 00:25:24,354 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:24,357 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-26 00:25:24,383 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2f2b57b/819e01ade05b4c71851f7e3cc8ed4bb5/FLAG9cbb4d3d4 [2019-11-26 00:25:24,545 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0c2f2b57b/819e01ade05b4c71851f7e3cc8ed4bb5 [2019-11-26 00:25:24,552 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:24,555 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:24,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:24,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:24,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:24,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:24" (1/1) ... [2019-11-26 00:25:24,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6248264a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:24, skipping insertion in model container [2019-11-26 00:25:24,577 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:24" (1/1) ... [2019-11-26 00:25:24,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:24,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:25,332 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:25,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:25,462 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:25,548 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:25,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25 WrapperNode [2019-11-26 00:25:25,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:25,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:25,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:25,555 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:25,576 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,682 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:25" (1/1) ... [2019-11-26 00:25:25,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:25,717 INFO L168 Benchmark]: Toolchain (without parser) took 1163.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:25,723 INFO L168 Benchmark]: CDTParser took 1.49 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:25,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 992.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:25,727 INFO L168 Benchmark]: Boogie Preprocessor took 160.07 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:25,732 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.49 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 992.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 973.9 MB in the end (delta: -7.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 160.07 ms. Allocated memory is still 1.0 GB. Free memory is still 973.9 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...