./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety/lockfree-3.2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety/lockfree-3.2.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 9281afa68f10f88b0abb59461461cab9597c1d50 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-3.2.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 9281afa68f10f88b0abb59461461cab9597c1d50 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-26 00:25:29,093 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:29,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:29,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:29,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:29,129 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:29,131 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:29,144 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:29,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:29,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:29,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:29,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:29,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:29,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:29,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:29,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:29,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:29,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:29,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:29,179 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:29,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:29,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:29,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:29,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:29,201 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:29,201 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:29,201 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:29,206 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:29,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:29,207 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:29,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:29,208 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:29,210 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:29,211 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:29,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:29,215 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:29,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:29,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:29,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:29,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:29,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:29,222 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-26 00:25:29,250 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:29,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:29,253 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:29,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:29,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:29,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:29,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:29,256 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:29,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:29,257 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:29,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:29,258 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:29,258 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:29,259 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:29,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:29,261 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:29,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:29,261 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:29,261 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:29,262 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:29,262 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:29,262 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:29,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:29,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:29,264 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:29,264 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 00:25:29,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 00:25:29,265 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 -> 9281afa68f10f88b0abb59461461cab9597c1d50 [2019-11-26 00:25:29,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:29,692 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:29,697 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:29,701 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:29,701 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:29,702 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/lockfree-3.2.i [2019-11-26 00:25:29,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/054512617/a223c7a986bc431c871ff897fb40a5e1/FLAG424755d1d [2019-11-26 00:25:30,614 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:30,616 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/lockfree-3.2.i [2019-11-26 00:25:30,644 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/054512617/a223c7a986bc431c871ff897fb40a5e1/FLAG424755d1d [2019-11-26 00:25:30,809 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/054512617/a223c7a986bc431c871ff897fb40a5e1 [2019-11-26 00:25:30,812 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:30,817 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:30,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:30,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:30,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:30,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,835 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 26.11 12:25:30, skipping insertion in model container [2019-11-26 00:25:30,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:30" (1/1) ... [2019-11-26 00:25:30,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:30,923 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:31,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:31,585 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:31,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:31,779 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:31,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31 WrapperNode [2019-11-26 00:25:31,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:31,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:31,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:31,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:31,804 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,879 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,884 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,891 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:31" (1/1) ... [2019-11-26 00:25:31,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:31,913 INFO L168 Benchmark]: Toolchain (without parser) took 1091.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 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. [2019-11-26 00:25:31,928 INFO L168 Benchmark]: CDTParser took 1.20 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:31,929 INFO L168 Benchmark]: CACSL2BoogieTranslator took 961.35 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. [2019-11-26 00:25:31,931 INFO L168 Benchmark]: Boogie Preprocessor took 119.22 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. [2019-11-26 00:25:31,939 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.20 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 961.35 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 119.22 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 0.1.24-65d6cd2 [2019-11-26 00:25:34,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 00:25:34,661 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 00:25:34,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 00:25:34,685 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 00:25:34,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 00:25:34,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 00:25:34,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 00:25:34,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 00:25:34,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 00:25:34,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 00:25:34,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 00:25:34,720 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 00:25:34,723 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 00:25:34,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 00:25:34,729 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 00:25:34,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 00:25:34,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 00:25:34,737 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 00:25:34,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 00:25:34,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 00:25:34,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 00:25:34,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 00:25:34,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 00:25:34,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 00:25:34,764 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 00:25:34,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 00:25:34,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 00:25:34,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 00:25:34,769 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 00:25:34,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 00:25:34,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 00:25:34,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 00:25:34,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 00:25:34,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 00:25:34,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 00:25:34,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 00:25:34,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 00:25:34,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 00:25:34,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 00:25:34,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 00:25:34,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2019-11-26 00:25:34,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 00:25:34,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 00:25:34,816 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 00:25:34,816 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 00:25:34,816 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 00:25:34,816 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 00:25:34,817 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 00:25:34,817 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-26 00:25:34,817 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 00:25:34,817 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 00:25:34,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 00:25:34,821 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-26 00:25:34,821 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-26 00:25:34,822 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-26 00:25:34,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 00:25:34,822 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 00:25:34,822 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 00:25:34,822 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 00:25:34,823 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 00:25:34,823 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 00:25:34,823 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 00:25:34,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 00:25:34,825 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 00:25:34,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 00:25:34,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 00:25:34,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 00:25:34,826 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 00:25:34,826 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 00:25:34,826 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 00:25:34,827 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 00:25:34,828 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 -> 9281afa68f10f88b0abb59461461cab9597c1d50 [2019-11-26 00:25:35,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 00:25:35,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 00:25:35,263 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 00:25:35,268 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 00:25:35,269 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 00:25:35,272 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety/lockfree-3.2.i [2019-11-26 00:25:35,374 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb27eb637/17b961b1f64f4152b08a5e58c0a4228c/FLAG088e134dc [2019-11-26 00:25:36,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 00:25:36,204 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety/lockfree-3.2.i [2019-11-26 00:25:36,239 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb27eb637/17b961b1f64f4152b08a5e58c0a4228c/FLAG088e134dc [2019-11-26 00:25:36,413 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb27eb637/17b961b1f64f4152b08a5e58c0a4228c [2019-11-26 00:25:36,419 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 00:25:36,422 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-26 00:25:36,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:36,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 00:25:36,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 00:25:36,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1ff36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:36, skipping insertion in model container [2019-11-26 00:25:36,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:25:36" (1/1) ... [2019-11-26 00:25:36,469 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 00:25:36,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 00:25:37,206 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:37,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 00:25:37,328 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 00:25:37,420 INFO L208 MainTranslator]: Completed translation [2019-11-26 00:25:37,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37 WrapperNode [2019-11-26 00:25:37,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 00:25:37,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 00:25:37,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 00:25:37,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 00:25:37,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,527 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:25:37" (1/1) ... [2019-11-26 00:25:37,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 00:25:37,578 INFO L168 Benchmark]: Toolchain (without parser) took 1152.91 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 968.4 MB in the end (delta: -8.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:37,579 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 00:25:37,580 INFO L168 Benchmark]: CACSL2BoogieTranslator took 986.94 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 974.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:37,581 INFO L168 Benchmark]: Boogie Preprocessor took 146.90 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-26 00:25:37,594 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 986.94 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 974.2 MB in the end (delta: -13.9 MB). Peak memory consumption was 20.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 146.90 ms. Allocated memory is still 1.0 GB. Free memory was 974.2 MB in the beginning and 968.4 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...