./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/verifythis/duplets.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/verifythis/duplets.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 c261d11d6e37ef6eda45455c8074b5a0eac3352b ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/verifythis/duplets.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 c261d11d6e37ef6eda45455c8074b5a0eac3352b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:27,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:27,837 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:27,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:27,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:27,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:27,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:27,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:27,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:27,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:27,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:27,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:27,918 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:27,922 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:27,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:27,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:27,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:27,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:27,940 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:27,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:27,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:27,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:27,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:27,968 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:27,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:27,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:27,979 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:27,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:27,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:27,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:27,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:27,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:27,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:27,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:27,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:27,996 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:27,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:27,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:27,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:28,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:28,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:28,006 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:28,063 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:28,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:28,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:28,069 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:28,069 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:28,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:28,076 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:28,077 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:28,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:28,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:28,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:28,078 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:28,079 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:28,079 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:28,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:28,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:28,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:28,081 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:28,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:28,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:28,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:28,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:28,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:28,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:28,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:28,087 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:28,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:28,087 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 -> c261d11d6e37ef6eda45455c8074b5a0eac3352b [2019-11-26 00:25:28,707 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:28,738 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:28,744 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:28,749 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:28,751 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:28,753 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/verifythis/duplets.c [2019-11-26 00:25:28,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06dcbd879/a9254785f765478ea5e36801dd50d5d2/FLAGe86004848 [2019-11-26 00:25:29,975 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:29,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/duplets.c [2019-11-26 00:25:29,995 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06dcbd879/a9254785f765478ea5e36801dd50d5d2/FLAGe86004848 [2019-11-26 00:25:30,119 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/06dcbd879/a9254785f765478ea5e36801dd50d5d2 [2019-11-26 00:25:30,124 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:30,128 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:30,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:30,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:30,151 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:30,154 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0bfed4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30, skipping insertion in model container [2019-11-26 00:25:30,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:30,233 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:30,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:30,705 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:30,850 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:30,877 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:30,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30 WrapperNode [2019-11-26 00:25:30,878 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:30,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:30,880 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:30,880 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:30,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,938 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,988 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,993 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:31,003 INFO L168 Benchmark]: Toolchain (without parser) took 872.74 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:31,019 INFO L168 Benchmark]: CDTParser took 1.46 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:31,026 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:31,027 INFO L168 Benchmark]: Boogie Preprocessor took 116.20 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:31,032 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46 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 736.72 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 991.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 116.20 ms. Allocated memory is still 1.0 GB. Free memory is still 991.4 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:35,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:35,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:35,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:35,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:35,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:35,221 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:35,240 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:35,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:35,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:35,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:35,258 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:35,264 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:35,268 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:35,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:35,271 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:35,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:35,279 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:35,286 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:35,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:35,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:35,305 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:35,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:35,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:35,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:35,322 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:35,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:35,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:35,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:35,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:35,333 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:35,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:35,339 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:35,340 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:35,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:35,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:35,348 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:35,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:35,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:35,356 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:35,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:35,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:35,406 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:35,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:35,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:35,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:35,415 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:35,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:35,416 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:35,418 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:35,418 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:35,418 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:35,420 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:35,420 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:35,421 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:35,423 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:35,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:35,424 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:35,424 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:35,424 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:35,425 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:35,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:35,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:35,428 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:35,429 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:35,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:35,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:35,430 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:35,430 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:35,431 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:35,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:35,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:35,434 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 -> c261d11d6e37ef6eda45455c8074b5a0eac3352b [2019-11-26 00:25:35,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:36,009 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:36,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:36,023 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:36,024 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:36,025 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/verifythis/duplets.c [2019-11-26 00:25:36,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/006cbba8a/66e5273defd343d2a5525bc56c7dd1b5/FLAG1269df353 [2019-11-26 00:25:37,284 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:37,285 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/duplets.c [2019-11-26 00:25:37,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/006cbba8a/66e5273defd343d2a5525bc56c7dd1b5/FLAG1269df353 [2019-11-26 00:25:37,342 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/006cbba8a/66e5273defd343d2a5525bc56c7dd1b5 [2019-11-26 00:25:37,348 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:37,359 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:37,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:37,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:37,367 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:37,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,378 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbcb891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37, skipping insertion in model container [2019-11-26 00:25:37,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:37,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:37,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:37,930 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:38,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:38,144 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:38,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38 WrapperNode [2019-11-26 00:25:38,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:38,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:38,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:38,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:38,163 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,211 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,212 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,266 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,271 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:38" (1/1) ... [2019-11-26 00:25:38,281 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:38,291 INFO L168 Benchmark]: Toolchain (without parser) took 933.31 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: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:38,292 INFO L168 Benchmark]: CDTParser took 2.56 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:38,299 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.00 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: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:38,300 INFO L168 Benchmark]: Boogie Preprocessor took 137.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:38,314 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 785.00 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: -29.5 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 137.82 ms. Allocated memory is still 1.0 GB. Free memory is still 991.2 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...