./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/termination-crafted/Cairo.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/termination-crafted/Cairo.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 4ee0473dc6d7092e83742edafdde9370f3b93e25 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/termination-crafted/Cairo.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-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 64bit --witnessprinter.graph.data.programhash 4ee0473dc6d7092e83742edafdde9370f3b93e25 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 11:24:05,120 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:05,126 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:05,159 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:05,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:05,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:05,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:05,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:05,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:05,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:05,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:05,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:05,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:05,214 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:05,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:05,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:05,225 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:05,230 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:05,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:05,245 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:05,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:05,258 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:05,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:05,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:05,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:05,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:05,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:05,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:05,281 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:05,282 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:05,284 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:05,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:05,287 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:05,290 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:05,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:05,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:05,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:05,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:05,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:05,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:05,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:05,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-27 11:24:05,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:05,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:05,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:05,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:05,353 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:05,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:05,356 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:05,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:05,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:05,357 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:05,358 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:05,359 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:05,359 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:05,361 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:05,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:05,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:05,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:05,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:05,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:05,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:05,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:05,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:05,365 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 11:24:05,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 11:24:05,367 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ee0473dc6d7092e83742edafdde9370f3b93e25 [2019-11-27 11:24:05,909 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:05,940 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:05,949 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:05,957 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:05,957 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:05,959 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Cairo.c [2019-11-27 11:24:06,130 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123d4d34d/66ad7fe1158d45998c6a994aa81c0a35/FLAGe26109b5f [2019-11-27 11:24:07,165 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:07,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Cairo.c [2019-11-27 11:24:07,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123d4d34d/66ad7fe1158d45998c6a994aa81c0a35/FLAGe26109b5f [2019-11-27 11:24:07,225 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/123d4d34d/66ad7fe1158d45998c6a994aa81c0a35 [2019-11-27 11:24:07,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:07,240 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:07,243 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:07,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:07,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:07,255 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07, skipping insertion in model container [2019-11-27 11:24:07,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:07,331 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:07,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:07,793 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:07,830 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:07,859 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:07,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07 WrapperNode [2019-11-27 11:24:07,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:07,871 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:07,871 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:07,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:07,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,992 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:07,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:08,005 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:08,017 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:08,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:07" (1/1) ... [2019-11-27 11:24:08,021 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:08,035 INFO L168 Benchmark]: Toolchain (without parser) took 792.86 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:08,039 INFO L168 Benchmark]: CDTParser took 2.19 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 11:24:08,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 628.14 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 11:24:08,046 INFO L168 Benchmark]: Boogie Preprocessor took 153.60 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:08,058 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.19 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 628.14 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 153.60 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 991.3 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.1 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 11:24:11,853 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 11:24:11,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 11:24:11,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 11:24:11,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 11:24:11,907 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 11:24:11,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 11:24:11,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 11:24:11,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 11:24:11,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 11:24:11,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 11:24:11,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 11:24:11,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 11:24:11,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 11:24:11,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 11:24:11,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 11:24:11,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 11:24:11,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 11:24:11,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 11:24:11,989 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 11:24:11,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 11:24:12,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 11:24:12,008 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 11:24:12,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 11:24:12,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 11:24:12,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 11:24:12,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 11:24:12,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 11:24:12,028 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 11:24:12,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 11:24:12,034 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 11:24:12,035 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 11:24:12,036 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 11:24:12,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 11:24:12,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 11:24:12,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 11:24:12,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 11:24:12,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 11:24:12,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 11:24:12,051 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 11:24:12,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 11:24:12,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-27 11:24:12,099 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 11:24:12,101 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 11:24:12,106 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 11:24:12,106 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 11:24:12,109 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 11:24:12,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 11:24:12,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-27 11:24:12,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 11:24:12,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 11:24:12,110 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-27 11:24:12,112 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-27 11:24:12,114 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-27 11:24:12,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 11:24:12,115 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-27 11:24:12,115 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 11:24:12,115 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 11:24:12,117 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 11:24:12,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 11:24:12,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 11:24:12,118 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 11:24:12,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 11:24:12,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 11:24:12,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 11:24:12,121 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 11:24:12,121 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 11:24:12,121 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 11:24:12,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 11:24:12,125 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ee0473dc6d7092e83742edafdde9370f3b93e25 [2019-11-27 11:24:12,613 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 11:24:12,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 11:24:12,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 11:24:12,654 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 11:24:12,658 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 11:24:12,659 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-crafted/Cairo.c [2019-11-27 11:24:12,828 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1fa10da7/1c64320ede5048c685570f51615ce0b2/FLAG1d6d66f83 [2019-11-27 11:24:13,877 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 11:24:13,882 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-crafted/Cairo.c [2019-11-27 11:24:13,897 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1fa10da7/1c64320ede5048c685570f51615ce0b2/FLAG1d6d66f83 [2019-11-27 11:24:13,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1fa10da7/1c64320ede5048c685570f51615ce0b2 [2019-11-27 11:24:13,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 11:24:13,951 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-27 11:24:13,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:13,956 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 11:24:13,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 11:24:13,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:13" (1/1) ... [2019-11-27 11:24:13,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe53f8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:13, skipping insertion in model container [2019-11-27 11:24:13,975 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:24:13" (1/1) ... [2019-11-27 11:24:13,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 11:24:14,068 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 11:24:14,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:14,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 11:24:14,570 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 11:24:14,594 INFO L208 MainTranslator]: Completed translation [2019-11-27 11:24:14,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14 WrapperNode [2019-11-27 11:24:14,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 11:24:14,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 11:24:14,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 11:24:14,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 11:24:14,704 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,740 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,754 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:24:14" (1/1) ... [2019-11-27 11:24:14,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 11:24:14,769 INFO L168 Benchmark]: Toolchain (without parser) took 814.68 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 991.3 MB in the end (delta: -29.6 MB). Peak memory consumption was 20.6 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:14,775 INFO L168 Benchmark]: CDTParser took 0.75 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 11:24:14,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 642.71 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 11:24:14,782 INFO L168 Benchmark]: Boogie Preprocessor took 163.68 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 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-27 11:24:14,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75 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 642.71 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 163.68 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 991.3 MB in the end (delta: -41.0 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...