./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/lockfree-3.0.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-3.0.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 951d8064545e4b50cbbf102bea023e631caaec99 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-3.0.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 951d8064545e4b50cbbf102bea023e631caaec99 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:21:01,144 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:01,147 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:01,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:01,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:01,180 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:01,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:01,196 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:01,202 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:01,208 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:01,209 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:01,212 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:01,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:01,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:01,218 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:01,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:01,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:01,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:01,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:01,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:01,240 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:01,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:01,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:01,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:01,256 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:01,257 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:01,257 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:01,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:01,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:01,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:01,263 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:01,264 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:01,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:01,265 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:01,266 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:01,268 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:01,269 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:01,271 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:01,271 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:01,272 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:01,274 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:01,275 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-24 22:21:01,304 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:01,304 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:01,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:01,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:01,309 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:01,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:01,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:01,310 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:01,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:01,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:01,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:01,314 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:01,314 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:01,315 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:01,315 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:01,315 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:01,315 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:01,315 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:01,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:01,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:01,316 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:01,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:01,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:01,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:01,318 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:01,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:21:01,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:21:01,319 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 -> 951d8064545e4b50cbbf102bea023e631caaec99 [2019-11-24 22:21:01,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:01,822 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:01,828 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:01,832 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:01,833 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:01,833 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/lockfree-3.0.i [2019-11-24 22:21:01,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/381cade4f/26968bba7ae8450085ea3f2bd546eb6b/FLAGeaecd2b77 [2019-11-24 22:21:02,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:02,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/lockfree-3.0.i [2019-11-24 22:21:02,796 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/381cade4f/26968bba7ae8450085ea3f2bd546eb6b/FLAGeaecd2b77 [2019-11-24 22:21:02,963 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/381cade4f/26968bba7ae8450085ea3f2bd546eb6b [2019-11-24 22:21:02,969 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:02,971 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:02,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:02,978 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:02,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:02,981 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:02" (1/1) ... [2019-11-24 22:21:02,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0a35f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:02, skipping insertion in model container [2019-11-24 22:21:02,984 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:02" (1/1) ... [2019-11-24 22:21:02,995 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:03,074 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:03,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:03,718 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:03,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:03,905 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:03,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03 WrapperNode [2019-11-24 22:21:03,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:03,907 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:03,908 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:03,908 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:03,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,953 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,954 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,989 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:03,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:04,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:03" (1/1) ... [2019-11-24 22:21:04,015 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:04,038 INFO L168 Benchmark]: Toolchain (without parser) took 1048.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:04,039 INFO L168 Benchmark]: CDTParser took 0.38 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 22:21:04,047 INFO L168 Benchmark]: CACSL2BoogieTranslator took 929.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 22:21:04,047 INFO L168 Benchmark]: Boogie Preprocessor took 109.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:04,050 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 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 929.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 978.2 MB in the end (delta: -17.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 109.23 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 22:21:06,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:21:06,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:21:06,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:21:06,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:21:06,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:21:06,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:21:06,747 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:21:06,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:21:06,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:21:06,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:21:06,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:21:06,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:21:06,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:21:06,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:21:06,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:21:06,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:21:06,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:21:06,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:21:06,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:21:06,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:21:06,792 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:21:06,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:21:06,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:21:06,802 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:21:06,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:21:06,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:21:06,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:21:06,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:21:06,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:21:06,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:21:06,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:21:06,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:21:06,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:21:06,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:21:06,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:21:06,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:21:06,822 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:21:06,822 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:21:06,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:21:06,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:21:06,825 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-24 22:21:06,860 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:21:06,860 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:21:06,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:21:06,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:21:06,868 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:21:06,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:21:06,868 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 22:21:06,868 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:21:06,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:21:06,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 22:21:06,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:21:06,870 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:21:06,873 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:21:06,873 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:21:06,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:21:06,874 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:21:06,874 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:21:06,874 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:21:06,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 22:21:06,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:21:06,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:21:06,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:21:06,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:21:06,879 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:21:06,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:21:06,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:21:06,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:21:06,881 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:21:06,882 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:21:06,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:21:06,883 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 -> 951d8064545e4b50cbbf102bea023e631caaec99 [2019-11-24 22:21:07,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:21:07,343 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:21:07,350 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:21:07,352 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:21:07,352 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:21:07,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/lockfree-3.0.i [2019-11-24 22:21:07,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4f860e8/5c1777916c694ab79942cb10077d0084/FLAGdef237acd [2019-11-24 22:21:08,327 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:21:08,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/lockfree-3.0.i [2019-11-24 22:21:08,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4f860e8/5c1777916c694ab79942cb10077d0084/FLAGdef237acd [2019-11-24 22:21:08,498 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dc4f860e8/5c1777916c694ab79942cb10077d0084 [2019-11-24 22:21:08,505 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:21:08,506 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:21:08,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:08,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:21:08,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:21:08,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:08" (1/1) ... [2019-11-24 22:21:08,535 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 10:21:08, skipping insertion in model container [2019-11-24 22:21:08,538 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:21:08" (1/1) ... [2019-11-24 22:21:08,554 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:21:08,626 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:21:09,261 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:09,289 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 22:21:09,405 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 22:21:09,495 INFO L208 MainTranslator]: Completed translation [2019-11-24 22:21:09,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09 WrapperNode [2019-11-24 22:21:09,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:21:09,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 22:21:09,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 22:21:09,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 22:21:09,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,560 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,631 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:21:09" (1/1) ... [2019-11-24 22:21:09,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 22:21:09,655 INFO L168 Benchmark]: Toolchain (without parser) took 1140.66 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: -11.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:21:09,656 INFO L168 Benchmark]: CDTParser took 0.26 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 22:21:09,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 977.27 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 22:21:09,666 INFO L168 Benchmark]: Boogie Preprocessor took 143.53 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 22:21:09,670 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 977.27 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 143.53 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...