./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 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/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-da95e15 [2019-11-27 11:20:40,240 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:40,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:40,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:40,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:40,272 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:40,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:40,290 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:40,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:40,300 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:40,301 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:40,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:40,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:40,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:40,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:40,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:40,316 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:40,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:40,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:40,327 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:40,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:40,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:40,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:40,341 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:40,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:40,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:40,349 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:40,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:40,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:40,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:40,356 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:40,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:40,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:40,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:40,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:40,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:40,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:40,366 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:40,366 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:40,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:40,369 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:40,370 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:20:40,399 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:40,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:40,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:40,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:40,405 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:40,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:40,405 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:40,406 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:40,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:40,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:40,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:40,409 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:40,409 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:40,410 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:40,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:40,410 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:40,410 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:40,410 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:40,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:40,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:40,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:40,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:40,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:40,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:40,414 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:40,414 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:20:40,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:20:40,414 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 [2019-11-27 11:20:40,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:40,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:40,916 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:40,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:40,921 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:40,922 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-27 11:20:41,027 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc2e74f2/82d00dd961a1491f80806f893dd44eb5/FLAG93b9b9d3e [2019-11-27 11:20:41,834 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:41,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-27 11:20:41,859 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc2e74f2/82d00dd961a1491f80806f893dd44eb5/FLAG93b9b9d3e [2019-11-27 11:20:42,053 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8bc2e74f2/82d00dd961a1491f80806f893dd44eb5 [2019-11-27 11:20:42,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:42,066 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:42,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:42,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:42,072 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:42,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:42,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ade693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42, skipping insertion in model container [2019-11-27 11:20:42,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:42,091 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:42,163 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:42,783 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:42,794 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:42,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:42,964 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:42,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42 WrapperNode [2019-11-27 11:20:42,968 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:42,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:42,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:42,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:42,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:42,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:43,030 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:43,031 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:43,061 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:43,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:43,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:42" (1/1) ... [2019-11-27 11:20:43,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:43,118 INFO L168 Benchmark]: Toolchain (without parser) took 1037.18 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. [2019-11-27 11:20:43,119 INFO L168 Benchmark]: CDTParser took 0.43 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 11:20:43,119 INFO L168 Benchmark]: CACSL2BoogieTranslator took 901.67 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. [2019-11-27 11:20:43,121 INFO L168 Benchmark]: Boogie Preprocessor took 130.72 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. [2019-11-27 11:20:43,124 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 901.67 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 130.72 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-da95e15 [2019-11-27 11:20:45,869 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:20:45,872 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:20:45,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:20:45,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:20:45,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:20:45,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:20:45,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:20:45,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:20:45,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:20:45,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:20:45,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:20:45,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:20:45,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:20:45,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:20:45,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:20:45,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:20:45,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:20:45,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:20:45,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:20:45,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:20:45,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:20:45,967 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:20:45,969 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:20:45,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:20:45,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:20:45,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:20:45,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:20:45,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:20:45,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:20:45,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:20:45,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:20:45,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:20:45,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:20:45,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:20:45,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:20:45,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:20:45,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:20:45,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:20:45,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:20:45,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:20:45,996 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:20:46,026 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:20:46,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:20:46,030 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:20:46,030 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:20:46,030 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:20:46,030 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:20:46,032 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:20:46,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:20:46,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:20:46,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:20:46,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:20:46,037 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:20:46,037 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:20:46,038 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:20:46,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:20:46,038 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:20:46,038 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:20:46,038 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:20:46,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:20:46,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:20:46,039 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:20:46,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:20:46,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:20:46,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:20:46,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:20:46,040 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:20:46,040 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:20:46,041 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:20:46,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:20:46,042 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:20:46,043 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 [2019-11-27 11:20:46,466 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:20:46,484 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:20:46,489 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:20:46,491 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:20:46,494 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:20:46,495 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-27 11:20:46,588 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f37041bf/31fe7171d90649bc9a0b675b36384e0b/FLAGf5c1bed9e [2019-11-27 11:20:47,385 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:20:47,386 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-27 11:20:47,412 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f37041bf/31fe7171d90649bc9a0b675b36384e0b/FLAGf5c1bed9e [2019-11-27 11:20:47,614 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f37041bf/31fe7171d90649bc9a0b675b36384e0b [2019-11-27 11:20:47,619 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:20:47,621 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:20:47,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:47,633 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:20:47,636 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:20:47,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:47" (1/1) ... [2019-11-27 11:20:47,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14ade693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:47, skipping insertion in model container [2019-11-27 11:20:47,640 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:20:47" (1/1) ... [2019-11-27 11:20:47,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:20:47,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:20:48,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:48,407 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:20:48,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:20:48,585 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:20:48,589 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48 WrapperNode [2019-11-27 11:20:48,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:20:48,591 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:20:48,591 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:20:48,591 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:20:48,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,656 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,657 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,702 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:20:48" (1/1) ... [2019-11-27 11:20:48,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:20:48,739 INFO L168 Benchmark]: Toolchain (without parser) took 1117.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 972.8 MB in the end (delta: -12.6 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:20:48,742 INFO L168 Benchmark]: CDTParser took 0.25 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 11:20:48,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 957.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:48,750 INFO L168 Benchmark]: Boogie Preprocessor took 144.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 11:20:48,766 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 957.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.5 MB in the end (delta: -18.3 MB). Peak memory consumption was 20.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 144.99 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 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...