./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 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/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 0.1.24-65d6cd2 [2019-11-25 23:13:02,871 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:02,873 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:02,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:02,898 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:02,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:02,904 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:02,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:02,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:02,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:02,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:02,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:02,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:02,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:02,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:02,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:02,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:02,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:02,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:02,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:02,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:02,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:02,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:02,960 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:02,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:02,967 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:02,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:02,969 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:02,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:02,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:02,972 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:02,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:02,975 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:02,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:02,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:02,978 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:02,981 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:02,981 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:02,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:02,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:02,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:02,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:13:03,027 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:03,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:03,029 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:03,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:03,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:03,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:03,033 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:03,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:13:03,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:03,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:03,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:03,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:03,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:03,036 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:03,037 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:03,037 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:03,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:03,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:03,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:03,040 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:03,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:03,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:03,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:03,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:03,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:03,041 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:13:03,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:13:03,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:03,042 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 [2019-11-25 23:13:03,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:03,513 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:03,518 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:03,522 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:03,526 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:03,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-25 23:13:03,635 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed7f54324/9564952f894044ba9728d15c39ece29b/FLAG1b87ae416 [2019-11-25 23:13:04,484 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:04,488 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-25 23:13:04,512 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed7f54324/9564952f894044ba9728d15c39ece29b/FLAG1b87ae416 [2019-11-25 23:13:04,659 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed7f54324/9564952f894044ba9728d15c39ece29b [2019-11-25 23:13:04,664 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:04,665 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:04,668 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:04,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:04,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:04,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:04" (1/1) ... [2019-11-25 23:13:04,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48af0003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:04, skipping insertion in model container [2019-11-25 23:13:04,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:04" (1/1) ... [2019-11-25 23:13:04,705 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:04,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:05,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:05,435 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:05,537 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:05,652 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:05,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05 WrapperNode [2019-11-25 23:13:05,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:05,657 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:05,657 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:05,658 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:05,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:05,765 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:05,765 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:05,766 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:05,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:05" (1/1) ... [2019-11-25 23:13:05,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:05,838 INFO L168 Benchmark]: Toolchain (without parser) took 1157.28 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 956.8 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:05,840 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-25 23:13:05,841 INFO L168 Benchmark]: CACSL2BoogieTranslator took 988.84 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 962.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:05,844 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.65 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. [2019-11-25 23:13:05,845 INFO L168 Benchmark]: Boogie Preprocessor took 55.45 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:05,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 988.84 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 962.5 MB in the end (delta: -2.3 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 107.65 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. * Boogie Preprocessor took 55.45 ms. Allocated memory is still 1.0 GB. Free memory was 962.5 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:13:08,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:13:08,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:13:08,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:13:08,587 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:13:08,601 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:13:08,605 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:13:08,611 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:13:08,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:13:08,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:13:08,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:13:08,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:13:08,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:13:08,635 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:13:08,638 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:13:08,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:13:08,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:13:08,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:13:08,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:13:08,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:13:08,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:13:08,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:13:08,669 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:13:08,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:13:08,676 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:13:08,678 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:13:08,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:13:08,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:13:08,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:13:08,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:13:08,684 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:13:08,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:13:08,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:13:08,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:13:08,692 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:13:08,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:13:08,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:13:08,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:13:08,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:13:08,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:13:08,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:13:08,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:13:08,726 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:13:08,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:13:08,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:13:08,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:13:08,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:13:08,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:13:08,734 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:13:08,734 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:13:08,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:13:08,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:13:08,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:13:08,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:13:08,736 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:13:08,736 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:13:08,736 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:13:08,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:13:08,739 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:13:08,739 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:13:08,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:13:08,740 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:13:08,740 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:13:08,740 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:13:08,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:13:08,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:13:08,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:13:08,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:13:08,742 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:13:08,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:13:08,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:13:08,745 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:13:08,746 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 [2019-11-25 23:13:09,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:13:09,194 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:13:09,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:13:09,204 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:13:09,205 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:13:09,206 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-25 23:13:09,313 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca0c88083/be2c47b2c8f9462bbd559a5173af47ef/FLAG938cb3a70 [2019-11-25 23:13:10,163 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:13:10,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2019-11-25 23:13:10,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca0c88083/be2c47b2c8f9462bbd559a5173af47ef/FLAG938cb3a70 [2019-11-25 23:13:10,359 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca0c88083/be2c47b2c8f9462bbd559a5173af47ef [2019-11-25 23:13:10,367 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:13:10,371 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:13:10,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:10,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:13:10,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:13:10,383 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:10" (1/1) ... [2019-11-25 23:13:10,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3daa3e27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:10, skipping insertion in model container [2019-11-25 23:13:10,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:13:10" (1/1) ... [2019-11-25 23:13:10,405 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:13:10,483 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:13:11,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:11,178 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:13:11,288 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:13:11,403 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:13:11,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11 WrapperNode [2019-11-25 23:13:11,404 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:13:11,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:11,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:13:11,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:13:11,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:13:11,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:13:11,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:13:11,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:13:11,515 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,555 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:13:11" (1/1) ... [2019-11-25 23:13:11,570 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:13:11,581 INFO L168 Benchmark]: Toolchain (without parser) took 1202.80 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 961.1 MB in the end (delta: -859.2 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:11,581 INFO L168 Benchmark]: CDTParser took 1.88 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. [2019-11-25 23:13:11,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1033.17 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 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:11,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:13:11,595 INFO L168 Benchmark]: Boogie Preprocessor took 65.22 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:13:11,606 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 1033.17 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 966.8 MB in the end (delta: -6.6 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 98.52 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 65.22 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 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...