./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/scopes4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext3/scopes4-2.c -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 25981771a012eec333f97d8302486eae22970d9e ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext3/scopes4-2.c -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 25981771a012eec333f97d8302486eae22970d9e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:23:52,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:52,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:52,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:52,069 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:52,073 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:52,075 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:52,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:52,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:52,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:52,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:52,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:52,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:52,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:52,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:52,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:52,124 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:52,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:52,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:52,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:52,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:52,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:52,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:52,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:52,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:52,170 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:52,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:52,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:52,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:52,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:52,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:52,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:52,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:52,184 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:52,188 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:52,188 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:52,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:52,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:52,193 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:52,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:52,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:52,198 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-27 11:23:52,255 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:52,257 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:52,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:52,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:52,264 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:52,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:52,265 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:52,265 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:52,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:52,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:52,269 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:52,269 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:52,270 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:52,272 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:52,272 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:52,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:52,273 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:52,273 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:52,273 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:52,275 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:52,276 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:52,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:52,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:52,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:52,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:52,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:23:52,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:23:52,280 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 -> 25981771a012eec333f97d8302486eae22970d9e [2019-11-27 11:23:52,821 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:52,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:52,854 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:52,860 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:52,861 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:52,863 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 11:23:53,024 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8943eb20/0f996a42d0a443ea9b9db1118374c77d/FLAG1dba0dd43 [2019-11-27 11:23:54,067 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:23:54,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 11:23:54,085 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8943eb20/0f996a42d0a443ea9b9db1118374c77d/FLAG1dba0dd43 [2019-11-27 11:23:54,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8943eb20/0f996a42d0a443ea9b9db1118374c77d [2019-11-27 11:23:54,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:23:54,138 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:23:54,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:54,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:23:54,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:23:54,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404b3b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54, skipping insertion in model container [2019-11-27 11:23:54,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:23:54,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:23:54,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:54,688 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:23:54,714 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:23:54,741 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:23:54,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54 WrapperNode [2019-11-27 11:23:54,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:23:54,743 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:23:54,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:23:54,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:23:54,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,903 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,904 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:23:54" (1/1) ... [2019-11-27 11:23:54,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:23:54,973 INFO L168 Benchmark]: Toolchain (without parser) took 827.55 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 991.2 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:54,975 INFO L168 Benchmark]: CDTParser took 1.55 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 11:23:54,980 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:54,985 INFO L168 Benchmark]: Boogie Preprocessor took 218.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:23:54,996 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 597.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 218.16 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 991.2 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 11:23:58,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:23:58,793 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:23:58,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:23:58,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:23:58,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:23:58,837 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:23:58,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:23:58,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:23:58,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:23:58,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:23:58,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:23:58,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:23:58,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:23:58,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:23:58,886 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:23:58,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:23:58,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:23:58,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:23:58,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:23:58,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:23:58,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:23:58,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:23:58,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:23:58,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:23:58,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:23:58,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:23:58,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:23:58,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:23:58,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:23:58,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:23:58,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:23:58,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:23:58,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:23:58,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:23:58,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:23:58,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:23:58,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:23:58,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:23:58,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:23:58,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:23:58,970 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-27 11:23:59,009 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:23:59,011 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:23:59,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:23:59,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:23:59,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:23:59,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:23:59,020 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 11:23:59,020 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:23:59,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:23:59,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 11:23:59,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:23:59,024 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:23:59,024 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:23:59,025 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:23:59,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:23:59,027 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:23:59,027 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:23:59,028 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:23:59,028 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 11:23:59,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:23:59,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:23:59,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:23:59,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:23:59,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:23:59,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:23:59,032 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:23:59,032 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:23:59,033 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:23:59,033 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:23:59,034 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:23:59,038 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 -> 25981771a012eec333f97d8302486eae22970d9e [2019-11-27 11:23:59,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:23:59,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:23:59,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:23:59,645 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:23:59,645 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:23:59,647 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 11:23:59,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/080f00de4/de74bd821c5b415f974dd7dff5b4ca41/FLAG9fad4b78f [2019-11-27 11:24:00,748 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:00,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/scopes4-2.c [2019-11-27 11:24:00,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/080f00de4/de74bd821c5b415f974dd7dff5b4ca41/FLAG9fad4b78f [2019-11-27 11:24:00,946 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/080f00de4/de74bd821c5b415f974dd7dff5b4ca41 [2019-11-27 11:24:00,956 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:00,960 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:00,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:00,967 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:00,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:00,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:00" (1/1) ... [2019-11-27 11:24:00,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ad4f9b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:00, skipping insertion in model container [2019-11-27 11:24:00,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:00" (1/1) ... [2019-11-27 11:24:01,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:01,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:01,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:01,474 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:01,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:01,535 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:01,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01 WrapperNode [2019-11-27 11:24:01,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:01,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:01,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:01,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:01,651 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,682 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,683 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:01" (1/1) ... [2019-11-27 11:24:01,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:01,733 INFO L168 Benchmark]: Toolchain (without parser) took 772.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 991.2 MB in the end (delta: -23.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:01,735 INFO L168 Benchmark]: CDTParser took 2.56 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 11:24:01,737 INFO L168 Benchmark]: CACSL2BoogieTranslator took 571.53 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:01,741 INFO L168 Benchmark]: Boogie Preprocessor took 189.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.2 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:01,765 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.56 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 571.53 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 189.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 991.2 MB in the end (delta: -35.4 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...