./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 621a7682bed2f65e2eb833b3fdeb3d2d81029067 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 621a7682bed2f65e2eb833b3fdeb3d2d81029067 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:39:55,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:55,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:55,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:55,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:55,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:55,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:55,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:55,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:55,865 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:55,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:55,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:55,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:55,880 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:55,885 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:55,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:55,895 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:55,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:55,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:55,914 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:55,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:55,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:55,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:55,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:55,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:55,948 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:55,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:55,950 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:55,951 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:55,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:55,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:55,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:55,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:55,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:55,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:55,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:55,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:55,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:55,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:55,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:55,978 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:55,979 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:56,021 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:56,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:56,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:56,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:56,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:56,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:56,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:56,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:56,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:56,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:56,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:56,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:56,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:56,039 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:56,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:56,039 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:56,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:56,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:56,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:56,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:56,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:56,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:56,044 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:56,044 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:56,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:56,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:56,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:56,048 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:56,048 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 ! call(__VERIFIER_error())) ) 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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2019-11-27 16:39:56,594 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:56,622 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:56,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:56,634 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:56,636 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:56,639 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-11-27 16:39:56,802 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5abb103ea/8d8e169c3afd4efba8f910c6beb69deb/FLAGbc60a832f [2019-11-27 16:39:58,070 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:58,076 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-11-27 16:39:58,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5abb103ea/8d8e169c3afd4efba8f910c6beb69deb/FLAGbc60a832f [2019-11-27 16:39:58,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5abb103ea/8d8e169c3afd4efba8f910c6beb69deb [2019-11-27 16:39:58,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:58,164 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:58,170 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:58,171 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:58,179 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:58,180 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:58" (1/1) ... [2019-11-27 16:39:58,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:58, skipping insertion in model container [2019-11-27 16:39:58,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:58" (1/1) ... [2019-11-27 16:39:58,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:58,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:58,757 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:39:59,406 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:59,432 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:39:59,475 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:39:59,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:39:59,835 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:39:59,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59 WrapperNode [2019-11-27 16:39:59,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:59,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:39:59,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:39:59,842 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:39:59,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:39:59,927 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:00,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:00,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:00,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:00,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,099 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,117 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:59" (1/1) ... [2019-11-27 16:40:00,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:00,148 INFO L168 Benchmark]: Toolchain (without parser) took 1976.51 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:00,149 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:00,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1669.18 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 960.8 MB in the end (delta: 887.1 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:00,155 INFO L168 Benchmark]: Boogie Procedure Inliner took 185.23 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:00,157 INFO L168 Benchmark]: Boogie Preprocessor took 112.30 ms. Allocated memory is still 1.0 GB. Free memory is still 955.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:00,170 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1669.18 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 960.8 MB in the end (delta: 887.1 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 185.23 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 112.30 ms. Allocated memory is still 1.0 GB. Free memory is still 955.1 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 0.1.24-509859d [2019-11-27 16:40:04,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:40:04,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:40:04,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:40:04,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:40:04,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:40:04,113 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:40:04,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:40:04,137 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:40:04,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:40:04,145 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:40:04,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:40:04,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:40:04,158 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:40:04,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:40:04,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:40:04,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:40:04,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:40:04,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:40:04,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:40:04,195 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:40:04,201 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:40:04,204 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:40:04,208 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:40:04,216 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:40:04,216 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:40:04,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:40:04,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:40:04,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:40:04,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:40:04,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:40:04,231 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:40:04,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:40:04,236 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:40:04,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:40:04,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:40:04,243 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:40:04,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:40:04,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:40:04,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:40:04,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:40:04,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:40:04,291 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:40:04,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:40:04,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:40:04,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:40:04,300 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:40:04,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:40:04,302 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:40:04,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:40:04,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:40:04,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:40:04,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:40:04,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:40:04,307 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:40:04,307 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:40:04,308 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:40:04,310 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:40:04,310 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:40:04,310 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:40:04,311 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:40:04,311 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:40:04,311 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:40:04,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:40:04,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:40:04,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:40:04,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:40:04,316 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:40:04,316 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:40:04,316 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:40:04,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:40:04,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:40:04,321 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 ! call(__VERIFIER_error())) ) 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 -> 621a7682bed2f65e2eb833b3fdeb3d2d81029067 [2019-11-27 16:40:04,893 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:40:04,924 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:40:04,931 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:40:04,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:40:04,939 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:40:04,941 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-11-27 16:40:05,103 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba74571a6/37fe5a9e2c814eb2936f309eea256cbb/FLAG248e2baff [2019-11-27 16:40:06,375 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:40:06,378 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_1w1r-1.i [2019-11-27 16:40:06,414 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba74571a6/37fe5a9e2c814eb2936f309eea256cbb/FLAG248e2baff [2019-11-27 16:40:06,451 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba74571a6/37fe5a9e2c814eb2936f309eea256cbb [2019-11-27 16:40:06,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:40:06,466 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:40:06,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:06,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:40:06,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:40:06,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:06" (1/1) ... [2019-11-27 16:40:06,489 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656aeee9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:06, skipping insertion in model container [2019-11-27 16:40:06,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:06" (1/1) ... [2019-11-27 16:40:06,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:40:06,612 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:40:07,055 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:07,732 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:07,782 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:07,831 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:07,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:08,222 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:08,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08 WrapperNode [2019-11-27 16:40:08,226 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:08,227 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:08,227 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:08,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:08,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,410 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:08,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:08,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:08,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:08,437 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,527 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,536 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:08,550 INFO L168 Benchmark]: Toolchain (without parser) took 2081.95 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 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:08,553 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. [2019-11-27 16:40:08,556 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1757.75 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 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:08,559 INFO L168 Benchmark]: Boogie Procedure Inliner took 183.24 ms. Allocated memory is still 1.0 GB. Free memory is still 955.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:08,560 INFO L168 Benchmark]: Boogie Preprocessor took 131.75 ms. Allocated memory is still 1.0 GB. Free memory is still 955.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:08,566 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 1757.75 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 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 183.24 ms. Allocated memory is still 1.0 GB. Free memory is still 955.1 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 131.75 ms. Allocated memory is still 1.0 GB. Free memory is still 955.1 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...