./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-atomic/read_write_lock-2.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-atomic/read_write_lock-2.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 bd96c0671cce65dbf63867d7bfdc53d4e1ac2a39 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-atomic/read_write_lock-2.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 bd96c0671cce65dbf63867d7bfdc53d4e1ac2a39 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:29:53,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:53,401 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:53,422 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:53,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:53,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:53,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:53,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:53,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:53,453 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:53,454 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:53,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:53,460 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:53,463 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:53,464 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:53,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:53,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:53,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:53,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:53,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:53,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:53,495 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:53,496 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:53,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:53,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:53,508 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:53,508 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:53,510 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:53,510 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:53,511 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:53,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:53,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:53,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:53,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:53,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:53,518 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:53,520 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:53,521 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:53,521 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:53,524 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:53,525 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:53,526 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:53,555 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:53,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:53,557 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:53,559 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:53,559 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:53,559 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:53,559 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:53,560 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:53,561 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:53,561 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:53,562 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:53,562 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:53,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:53,564 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:53,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:53,565 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:53,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:53,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:53,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:53,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:53,567 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:53,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:53,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:53,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:53,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:53,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:29:53,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:29:53,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:53,569 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 -> bd96c0671cce65dbf63867d7bfdc53d4e1ac2a39 [2019-11-27 16:29:54,013 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:54,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:54,035 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:54,041 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:54,041 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:54,042 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-27 16:29:54,147 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27a7f4efe/788c53da68c540f0985bb87691e37a5a/FLAG3eb3d19cb [2019-11-27 16:29:54,948 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:29:54,958 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-27 16:29:54,984 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27a7f4efe/788c53da68c540f0985bb87691e37a5a/FLAG3eb3d19cb [2019-11-27 16:29:55,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/27a7f4efe/788c53da68c540f0985bb87691e37a5a [2019-11-27 16:29:55,172 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:29:55,176 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:29:55,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:55,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:29:55,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:29:55,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:55" (1/1) ... [2019-11-27 16:29:55,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683bac6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:55, skipping insertion in model container [2019-11-27 16:29:55,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:29:55" (1/1) ... [2019-11-27 16:29:55,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:29:55,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:29:55,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:55,955 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:29:56,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:29:56,168 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:29:56,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56 WrapperNode [2019-11-27 16:29:56,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:29:56,174 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:56,175 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:29:56,175 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:29:56,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:29:56,260 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:29:56,260 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:29:56,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:29:56,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,284 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,304 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:29:56" (1/1) ... [2019-11-27 16:29:56,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:29:56,321 INFO L168 Benchmark]: Toolchain (without parser) took 1140.81 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 961.0 MB in the end (delta: 676.1 kB). Peak memory consumption was 741.6 kB. Max. memory is 12.5 GB. [2019-11-27 16:29:56,322 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 16:29:56,335 INFO L168 Benchmark]: CACSL2BoogieTranslator took 994.13 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 966.7 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:56,337 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.35 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:29:56,341 INFO L168 Benchmark]: Boogie Preprocessor took 51.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:29:56,344 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 994.13 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 966.7 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 86.35 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 51.53 ms. Allocated memory is still 1.0 GB. Free memory was 966.7 MB in the beginning and 961.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:29:59,002 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:59,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:59,029 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:59,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:59,039 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:59,041 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:59,056 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:59,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:59,065 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:59,068 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:59,073 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:59,074 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:59,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:59,078 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:59,080 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:59,085 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:59,086 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:59,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:59,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:59,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:59,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:59,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:59,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:59,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:59,117 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:59,117 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:59,118 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:59,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:59,122 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:59,122 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:59,123 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:59,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:59,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:59,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:59,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:59,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:59,133 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:59,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:59,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:59,137 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:59,138 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:29:59,168 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:59,171 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:59,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:59,174 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:59,174 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:59,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:59,176 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:59,176 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:59,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:59,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:59,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:59,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:29:59,179 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:29:59,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:29:59,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:29:59,183 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:29:59,183 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:29:59,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:29:59,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:29:59,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:29:59,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:29:59,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:29:59,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:29:59,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:29:59,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:29:59,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:29:59,185 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:29:59,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:29:59,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:29:59,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:29:59,187 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 -> bd96c0671cce65dbf63867d7bfdc53d4e1ac2a39 [2019-11-27 16:29:59,667 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:29:59,689 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:29:59,691 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:29:59,694 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:29:59,698 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:29:59,699 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-27 16:29:59,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1946ef8dd/ec1e81c04d62486e9a94968f8bee7802/FLAG3c7982f3a [2019-11-27 16:30:00,637 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:00,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-27 16:30:00,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1946ef8dd/ec1e81c04d62486e9a94968f8bee7802/FLAG3c7982f3a [2019-11-27 16:30:00,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1946ef8dd/ec1e81c04d62486e9a94968f8bee7802 [2019-11-27 16:30:00,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:00,842 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:00,843 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:00,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:00,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:00,854 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:00" (1/1) ... [2019-11-27 16:30:00,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ac859b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:00, skipping insertion in model container [2019-11-27 16:30:00,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:00" (1/1) ... [2019-11-27 16:30:00,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:00,949 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:01,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:01,681 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:01,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:01,895 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:01,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01 WrapperNode [2019-11-27 16:30:01,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:01,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:01,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:01,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:01,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:01,964 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:01,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:01,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:01,994 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:01,994 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:02,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,045 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,046 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,053 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:01" (1/1) ... [2019-11-27 16:30:02,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:02,080 INFO L168 Benchmark]: Toolchain (without parser) took 1227.33 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 962.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:02,085 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:02,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1057.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 968.2 MB in the end (delta: 620.1 kB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:02,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.96 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:02,091 INFO L168 Benchmark]: Boogie Preprocessor took 66.70 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:02,098 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1057.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 968.8 MB in the beginning and 968.2 MB in the end (delta: 620.1 kB). Peak memory consumption was 22.2 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.96 ms. Allocated memory is still 1.0 GB. Free memory was 968.2 MB in the beginning and 962.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 66.70 ms. Allocated memory is still 1.0 GB. Free memory is still 962.5 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...