./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/lockfree-3.3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/lockfree-3.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f2a2a3db64819077b17ec0cac240c138be80e0f ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/lockfree-3.3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9f2a2a3db64819077b17ec0cac240c138be80e0f ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:02,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:02,185 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:02,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:02,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:02,210 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:02,214 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:02,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:02,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:02,237 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:02,239 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:02,244 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:02,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:02,247 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:02,249 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:02,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:02,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:02,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:02,260 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:02,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:02,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:02,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:02,278 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:02,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:02,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:02,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:02,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:02,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:02,289 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:02,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:02,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:02,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:02,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:02,299 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:02,301 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:02,301 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:02,302 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:02,302 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:02,302 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:02,303 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:02,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:02,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:02,335 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:02,337 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:02,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:02,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:02,340 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:02,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:02,343 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:02,343 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:02,343 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:02,343 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:02,344 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:02,345 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:02,345 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:02,345 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:02,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:02,346 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:02,346 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:02,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:02,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:02,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:02,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:02,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:02,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:02,349 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:02,349 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:02,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:02,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:02,351 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 -> 9f2a2a3db64819077b17ec0cac240c138be80e0f [2019-11-24 22:21:02,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:02,804 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:02,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:02,813 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:02,817 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:02,818 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/lockfree-3.3.i [2019-11-24 22:21:02,920 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb8c8d7e/0bbd963daf6947f6a13b259a3a9844b9/FLAG73b35fc95 [2019-11-24 22:21:03,764 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:03,765 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/lockfree-3.3.i [2019-11-24 22:21:03,790 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb8c8d7e/0bbd963daf6947f6a13b259a3a9844b9/FLAG73b35fc95 [2019-11-24 22:21:03,939 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fb8c8d7e/0bbd963daf6947f6a13b259a3a9844b9 [2019-11-24 22:21:03,947 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:03,951 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:03,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:03,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:03,959 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:03,961 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0a86e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03, skipping insertion in model container [2019-11-24 22:21:03,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:04,054 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:04,689 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:04,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:04,815 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:04,903 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:04,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04 WrapperNode [2019-11-24 22:21:04,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:04,906 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:04,909 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:04,909 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:04,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:04,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:04,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:04,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:05,022 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:05,033 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:05,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:04" (1/1) ... [2019-11-24 22:21:05,055 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:05,064 INFO L168 Benchmark]: Toolchain (without parser) took 1112.52 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 972.7 MB in the end (delta: -11.1 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:05,069 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:05,070 INFO L168 Benchmark]: CACSL2BoogieTranslator took 953.15 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:05,073 INFO L168 Benchmark]: Boogie Preprocessor took 155.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:05,077 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 953.15 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 978.5 MB in the end (delta: -16.8 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.31 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 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 0.1.24-32f2683 [2019-11-24 22:21:07,755 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:07,760 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:07,784 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:07,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:07,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:07,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:07,803 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:07,807 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:07,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:07,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:07,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:07,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:07,821 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:07,822 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:07,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:07,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:07,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:07,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:07,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:07,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:07,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:07,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:07,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:07,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:07,857 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:07,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:07,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:07,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:07,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:07,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:07,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:07,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:07,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:07,868 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:07,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:07,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:07,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:07,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:07,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:07,875 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:07,876 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:07,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:07,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:07,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:07,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:07,910 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:07,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:07,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:07,911 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:07,911 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:07,911 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:07,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:07,912 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:07,913 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:07,913 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:07,913 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:07,914 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:07,915 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:07,915 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:07,915 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:07,915 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:07,915 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:07,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:07,918 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:07,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:07,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:07,919 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:07,919 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:07,919 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:07,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:07,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:07,920 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 -> 9f2a2a3db64819077b17ec0cac240c138be80e0f [2019-11-24 22:21:08,313 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:08,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:08,336 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:08,339 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:08,340 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:08,344 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/lockfree-3.3.i [2019-11-24 22:21:08,445 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5620a74b4/33bb65a1c41b45f29860c846c45f0159/FLAG97dffa5d8 [2019-11-24 22:21:09,278 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:09,279 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/lockfree-3.3.i [2019-11-24 22:21:09,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5620a74b4/33bb65a1c41b45f29860c846c45f0159/FLAG97dffa5d8 [2019-11-24 22:21:09,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5620a74b4/33bb65a1c41b45f29860c846c45f0159 [2019-11-24 22:21:09,469 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:09,470 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:09,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:09,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:09,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:09,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e52e31a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09, skipping insertion in model container [2019-11-24 22:21:09,489 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,496 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:09,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:10,232 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:10,268 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:10,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:10,468 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:10,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10 WrapperNode [2019-11-24 22:21:10,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:10,471 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:10,472 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:10,475 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:10,494 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,617 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:10" (1/1) ... [2019-11-24 22:21:10,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:10,639 INFO L168 Benchmark]: Toolchain (without parser) took 1166.08 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 972.8 MB in the end (delta: -5.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:10,641 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:10,648 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:10,649 INFO L168 Benchmark]: Boogie Preprocessor took 163.20 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:10,654 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 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 988.76 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 978.5 MB in the end (delta: -11.1 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 163.20 ms. Allocated memory is still 1.0 GB. Free memory was 978.5 MB in the beginning and 972.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...