./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 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_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 0.1.24-32f2683 [2019-11-24 22:20:50,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:50,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:50,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:50,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:50,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:50,042 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:50,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:50,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:50,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:50,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:50,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:50,071 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:50,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:50,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:50,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:50,082 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:50,083 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:50,087 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:50,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:50,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:50,102 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:50,103 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:50,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:50,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:50,114 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:50,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:50,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:50,118 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:50,119 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:50,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:50,120 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:50,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:50,124 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:50,125 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:50,125 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:50,127 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:50,128 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:50,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:50,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:50,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:50,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:20:50,164 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:50,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:50,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:50,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:50,167 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:50,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:50,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:50,167 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:50,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:50,170 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:50,171 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:50,171 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:50,171 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:50,172 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:50,172 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:50,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:50,172 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:50,173 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:50,173 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:50,175 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:50,175 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:50,175 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:50,175 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:50,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:50,176 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:50,176 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:20:50,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:20:50,178 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 [2019-11-24 22:20:50,646 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:50,666 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:50,669 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:50,671 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:50,673 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:50,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-24 22:20:50,777 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f0bbeaf/b6107f2fc2fc47c9b87fa41b29048919/FLAG679a624fb [2019-11-24 22:20:51,619 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:51,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-24 22:20:51,650 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f0bbeaf/b6107f2fc2fc47c9b87fa41b29048919/FLAG679a624fb [2019-11-24 22:20:51,820 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/53f0bbeaf/b6107f2fc2fc47c9b87fa41b29048919 [2019-11-24 22:20:51,827 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:51,832 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:51,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:51,834 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:51,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:51,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:51" (1/1) ... [2019-11-24 22:20:51,847 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 24.11 10:20:51, skipping insertion in model container [2019-11-24 22:20:51,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:51" (1/1) ... [2019-11-24 22:20:51,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:51,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:52,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:52,561 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:52,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:52,727 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:52,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52 WrapperNode [2019-11-24 22:20:52,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:52,733 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:52,736 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:52,736 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:52,755 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,755 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,855 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:52" (1/1) ... [2019-11-24 22:20:52,869 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:52,874 INFO L168 Benchmark]: Toolchain (without parser) took 1042.70 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 978.2 MB in the end (delta: -19.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:52,883 INFO L168 Benchmark]: CDTParser took 1.25 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. [2019-11-24 22:20:52,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 899.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 978.2 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:52,887 INFO L168 Benchmark]: Boogie Preprocessor took 136.24 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 22:20:52,889 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 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 899.48 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 978.2 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 136.24 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 22:20:55,560 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:20:55,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:20:55,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:20:55,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:20:55,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:20:55,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:20:55,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:20:55,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:20:55,611 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:20:55,612 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:20:55,620 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:20:55,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:20:55,625 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:20:55,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:20:55,631 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:20:55,633 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:20:55,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:20:55,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:20:55,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:20:55,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:20:55,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:20:55,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:20:55,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:20:55,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:20:55,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:20:55,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:20:55,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:20:55,670 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:20:55,672 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:20:55,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:20:55,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:20:55,675 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:20:55,677 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:20:55,680 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:20:55,680 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:20:55,681 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:20:55,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:20:55,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:20:55,684 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:20:55,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:20:55,689 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:20:55,718 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:20:55,718 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:20:55,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:20:55,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:20:55,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:20:55,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:20:55,723 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:20:55,723 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:20:55,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:20:55,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:20:55,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:20:55,725 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:20:55,725 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:20:55,726 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:20:55,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:20:55,726 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:20:55,727 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:20:55,727 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:20:55,727 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:20:55,729 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:20:55,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:20:55,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:20:55,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:20:55,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:20:55,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:20:55,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:20:55,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:20:55,732 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:20:55,732 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:20:55,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:20:55,733 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 [2019-11-24 22:20:56,190 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:20:56,209 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:20:56,215 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:20:56,220 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:20:56,221 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:20:56,222 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-24 22:20:56,323 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee806fab/c6155520023243a2b4c9f5e599137680/FLAG39fe38590 [2019-11-24 22:20:57,150 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:20:57,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-memsafety/reverse_array_unsafe.i [2019-11-24 22:20:57,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee806fab/c6155520023243a2b4c9f5e599137680/FLAG39fe38590 [2019-11-24 22:20:57,362 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fee806fab/c6155520023243a2b4c9f5e599137680 [2019-11-24 22:20:57,371 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:20:57,372 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:20:57,373 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:57,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:20:57,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:20:57,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,395 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 24.11 10:20:57, skipping insertion in model container [2019-11-24 22:20:57,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:20:57" (1/1) ... [2019-11-24 22:20:57,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:20:57,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:20:58,094 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:58,120 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:20:58,214 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:20:58,305 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:20:58,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58 WrapperNode [2019-11-24 22:20:58,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:20:58,307 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:20:58,307 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:20:58,307 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:20:58,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:20:58" (1/1) ... [2019-11-24 22:20:58,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:20:58,452 INFO L168 Benchmark]: Toolchain (without parser) took 1076.85 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 978.3 MB in the end (delta: -12.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:20:58,453 INFO L168 Benchmark]: CDTParser took 0.23 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. [2019-11-24 22:20:58,457 INFO L168 Benchmark]: CACSL2BoogieTranslator took 933.39 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 978.3 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:20:58,457 INFO L168 Benchmark]: Boogie Preprocessor took 139.95 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. [2019-11-24 22:20:58,474 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 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 933.39 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 978.3 MB in the end (delta: -12.4 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 139.95 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...