./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/array-memsafety/reverse_array_alloca_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 016c9c68c49c3eaa925dd855e3c8f320ab9c50c9 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_alloca_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 016c9c68c49c3eaa925dd855e3c8f320ab9c50c9 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:45,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:45,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:45,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:45,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:45,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:45,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:45,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:45,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:45,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:45,607 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:45,613 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:45,614 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:45,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:45,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:45,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:45,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:45,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:45,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:45,652 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:45,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:45,669 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:45,670 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:45,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:45,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:45,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:45,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:45,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:45,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:45,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:45,693 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:45,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:45,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:45,702 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:45,703 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:45,706 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:45,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:45,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:45,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:45,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:45,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:45,717 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:45,756 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:45,759 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:45,765 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:45,765 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:45,765 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:45,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:45,767 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:45,767 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:45,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:45,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:45,770 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:45,772 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:45,772 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:45,773 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:45,774 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:45,774 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:45,774 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:45,777 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:45,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:45,778 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:45,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:45,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:45,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:45,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:45,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:45,782 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:45,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:45,782 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 -> 016c9c68c49c3eaa925dd855e3c8f320ab9c50c9 [2019-11-24 22:20:46,359 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:46,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:46,397 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:46,403 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:46,405 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:46,406 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2019-11-24 22:20:46,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f9189a9/3bfbfb6c874d4315bc7600fa7861a11b/FLAGe25cd4a86 [2019-11-24 22:20:47,803 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:47,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2019-11-24 22:20:47,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f9189a9/3bfbfb6c874d4315bc7600fa7861a11b/FLAGe25cd4a86 [2019-11-24 22:20:47,878 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9f9189a9/3bfbfb6c874d4315bc7600fa7861a11b [2019-11-24 22:20:47,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:47,894 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:47,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:47,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:47,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:47,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:47,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b4f2291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:47, skipping insertion in model container [2019-11-24 22:20:47,922 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:47" (1/1) ... [2019-11-24 22:20:47,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:48,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:48,952 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:48,977 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:49,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:49,234 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:49,240 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49 WrapperNode [2019-11-24 22:20:49,240 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:49,241 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:49,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:49,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:49,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,322 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,323 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,393 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,403 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:49" (1/1) ... [2019-11-24 22:20:49,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:49,438 INFO L168 Benchmark]: Toolchain (without parser) took 1537.76 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 978.2 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:49,439 INFO L168 Benchmark]: CDTParser took 3.15 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:49,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1341.62 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 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:49,447 INFO L168 Benchmark]: Boogie Preprocessor took 187.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:49,457 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.15 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 1341.62 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 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 187.21 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:20:53,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:53,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:53,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:53,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:53,399 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:53,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:53,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:53,424 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:53,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:53,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:53,437 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:53,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:53,444 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:53,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:53,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:53,456 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:53,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:53,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:53,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:53,479 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:53,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:53,493 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:53,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:53,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:53,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:53,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:53,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:53,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:53,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:53,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:53,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:53,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:53,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:53,520 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:53,522 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:53,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:53,525 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:53,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:53,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:53,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:53,533 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:53,572 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:53,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:53,581 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:53,582 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:53,582 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:53,583 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:53,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:53,585 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:53,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:53,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:53,587 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:53,587 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:53,587 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:53,590 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:53,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:53,591 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:53,591 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:53,591 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:53,592 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:53,592 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:53,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:53,596 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:53,596 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:53,597 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:53,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:53,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:53,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:53,598 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:53,598 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:53,598 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:53,600 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 -> 016c9c68c49c3eaa925dd855e3c8f320ab9c50c9 [2019-11-24 22:20:54,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:54,220 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:54,229 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:54,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:54,236 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:54,238 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2019-11-24 22:20:54,398 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc1cdb49/da0ceac99eac419b9756d80fdb83bc10/FLAGce212d93d [2019-11-24 22:20:55,623 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:55,624 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_alloca_unsafe.i [2019-11-24 22:20:55,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc1cdb49/da0ceac99eac419b9756d80fdb83bc10/FLAGce212d93d [2019-11-24 22:20:55,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddc1cdb49/da0ceac99eac419b9756d80fdb83bc10 [2019-11-24 22:20:55,714 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:55,716 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:55,727 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:55,727 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:55,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:55,739 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:55, skipping insertion in model container [2019-11-24 22:20:55,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:55" (1/1) ... [2019-11-24 22:20:55,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:55,873 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:56,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:56,836 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:56,965 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:57,086 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:57,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57 WrapperNode [2019-11-24 22:20:57,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:57,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:57,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:57,094 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:57,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,263 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:57,299 INFO L168 Benchmark]: Toolchain (without parser) took 1579.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -18.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:57,300 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:57,306 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1363.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:57,307 INFO L168 Benchmark]: Boogie Preprocessor took 201.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:57,327 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1363.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -18.0 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 201.50 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 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...