./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-lit/qw2004-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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-lit/qw2004-2.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 511c6dfc7d5bd28721d42de204124e2d16d0e544 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-lit/qw2004-2.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 511c6dfc7d5bd28721d42de204124e2d16d0e544 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:17:18,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:17:18,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:17:18,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:17:18,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:17:18,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:17:18,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:17:18,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:17:18,909 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:17:18,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:17:18,916 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:17:18,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:17:18,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:17:18,926 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:17:18,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:17:18,936 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:17:18,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:17:18,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:17:18,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:17:18,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:17:18,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:17:18,972 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:17:18,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:17:18,980 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:17:18,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:17:18,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:17:18,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:17:18,995 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:17:18,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:17:19,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:17:19,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:17:19,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:17:19,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:17:19,010 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:17:19,013 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:17:19,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:17:19,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:17:19,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:17:19,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:17:19,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:17:19,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:17:19,029 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:17:19,072 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:17:19,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:17:19,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:17:19,081 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:17:19,081 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:17:19,082 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:17:19,082 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:17:19,082 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:17:19,083 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:17:19,083 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:17:19,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:17:19,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:17:19,086 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:17:19,089 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:17:19,089 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:17:19,090 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:17:19,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:17:19,090 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:17:19,090 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:17:19,091 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:17:19,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:17:19,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:17:19,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:17:19,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:17:19,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:17:19,095 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:17:19,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:17:19,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:17:19,096 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 -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-27 10:17:19,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:17:19,848 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:17:19,856 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:17:19,861 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:17:19,865 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:17:19,867 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 10:17:20,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca0d9655c/9e068004fc304388af3bc1d2ad80e2b6/FLAG6807b4237 [2019-11-27 10:17:21,341 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:17:21,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 10:17:21,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca0d9655c/9e068004fc304388af3bc1d2ad80e2b6/FLAG6807b4237 [2019-11-27 10:17:21,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca0d9655c/9e068004fc304388af3bc1d2ad80e2b6 [2019-11-27 10:17:21,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:17:21,436 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:17:21,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:21,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:17:21,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:17:21,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:21" (1/1) ... [2019-11-27 10:17:21,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:21, skipping insertion in model container [2019-11-27 10:17:21,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:21" (1/1) ... [2019-11-27 10:17:21,488 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:17:21,598 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:17:22,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:22,634 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:17:22,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:22,933 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:17:22,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22 WrapperNode [2019-11-27 10:17:22,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:22,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:22,939 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:17:22,941 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:17:22,961 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:23,078 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:17:23,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:17:23,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:17:23,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,101 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,130 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:22" (1/1) ... [2019-11-27 10:17:23,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:17:23,156 INFO L168 Benchmark]: Toolchain (without parser) took 1712.39 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:23,172 INFO L168 Benchmark]: CDTParser took 0.42 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 10:17:23,173 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1496.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.1 MB in the end (delta: -730.7 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:23,176 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.10 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:23,179 INFO L168 Benchmark]: Boogie Preprocessor took 67.79 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:23,191 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1496.60 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 968.1 MB in the end (delta: -730.7 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.10 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 67.79 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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-da95e15 [2019-11-27 10:17:27,057 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:17:27,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:17:27,087 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:17:27,089 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:17:27,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:17:27,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:17:27,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:17:27,129 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:17:27,136 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:17:27,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:17:27,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:17:27,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:17:27,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:17:27,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:17:27,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:17:27,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:17:27,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:17:27,171 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:17:27,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:17:27,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:17:27,195 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:17:27,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:17:27,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:17:27,213 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:17:27,213 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:17:27,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:17:27,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:17:27,219 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:17:27,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:17:27,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:17:27,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:17:27,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:17:27,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:17:27,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:17:27,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:17:27,239 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:17:27,239 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:17:27,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:17:27,244 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:17:27,249 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:17:27,250 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:17:27,292 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:17:27,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:17:27,298 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:17:27,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:17:27,300 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:17:27,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:17:27,301 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:17:27,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:17:27,302 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:17:27,302 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:17:27,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:17:27,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:17:27,306 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:17:27,306 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:17:27,306 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:17:27,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:17:27,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:17:27,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:17:27,310 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:17:27,310 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:17:27,313 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:17:27,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:17:27,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:17:27,314 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:17:27,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:17:27,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:17:27,315 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:17:27,315 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:17:27,317 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:17:27,317 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:17:27,319 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 -> 511c6dfc7d5bd28721d42de204124e2d16d0e544 [2019-11-27 10:17:27,967 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:17:27,998 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:17:28,006 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:17:28,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:17:28,014 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:17:28,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 10:17:28,174 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81f48ca7/38180eb536ed44e69515642c535c0e95/FLAG22583c72f [2019-11-27 10:17:29,399 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:17:29,400 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-lit/qw2004-2.i [2019-11-27 10:17:29,437 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81f48ca7/38180eb536ed44e69515642c535c0e95/FLAG22583c72f [2019-11-27 10:17:29,480 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d81f48ca7/38180eb536ed44e69515642c535c0e95 [2019-11-27 10:17:29,491 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:17:29,495 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:17:29,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:29,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:17:29,511 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:17:29,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:29" (1/1) ... [2019-11-27 10:17:29,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4787b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:29, skipping insertion in model container [2019-11-27 10:17:29,523 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:29" (1/1) ... [2019-11-27 10:17:29,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:17:29,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:17:30,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:30,692 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:17:30,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:30,955 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:17:30,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30 WrapperNode [2019-11-27 10:17:30,958 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:30,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:30,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:17:30,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:17:30,988 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,051 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,115 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:31,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:17:31,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:17:31,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:17:31,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:30" (1/1) ... [2019-11-27 10:17:31,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:17:31,213 INFO L168 Benchmark]: Toolchain (without parser) took 1700.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 961.0 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:31,214 INFO L168 Benchmark]: CDTParser took 0.42 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 10:17:31,217 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1457.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 724.5 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:31,221 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.38 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 10:17:31,223 INFO L168 Benchmark]: Boogie Preprocessor took 77.68 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:31,232 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 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 1457.54 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 724.5 kB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 153.38 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. * Boogie Preprocessor took 77.68 ms. Allocated memory is still 1.0 GB. Free memory is still 961.0 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...