./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.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-ext/23_lu-fig2.fixed.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 725036a7e8fc97df0faa0190404ed021ab4ff8c1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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-ext/23_lu-fig2.fixed.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 725036a7e8fc97df0faa0190404ed021ab4ff8c1 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:08:19,315 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:19,321 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:19,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:19,361 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:19,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:19,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:19,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:19,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:19,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:19,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:19,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:19,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:19,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:19,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:19,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:19,422 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:19,425 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:19,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:19,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:19,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:19,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:19,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:19,461 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:19,468 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:19,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:19,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:19,474 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:19,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:19,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:19,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:19,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:19,483 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:19,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:19,488 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:19,489 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:19,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:19,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:19,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:19,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:19,500 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:19,503 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:08:19,544 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:19,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:19,551 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:19,554 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:19,554 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:19,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:19,555 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:19,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:08:19,556 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:19,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:19,558 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:19,560 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:19,560 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:19,561 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:19,564 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:19,564 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:19,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:19,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:19,565 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:19,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:19,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:19,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:19,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:19,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:19,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:19,569 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:08:19,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:08:19,571 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:19,571 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 -> 725036a7e8fc97df0faa0190404ed021ab4ff8c1 [2019-11-27 10:08:20,098 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:20,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:20,136 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:20,140 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:20,144 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:20,145 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2019-11-27 10:08:20,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a270eed45/6bbde56cfd974c8d97adef863e6d919d/FLAG3669a2e68 [2019-11-27 10:08:21,534 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:21,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2019-11-27 10:08:21,565 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a270eed45/6bbde56cfd974c8d97adef863e6d919d/FLAG3669a2e68 [2019-11-27 10:08:21,597 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a270eed45/6bbde56cfd974c8d97adef863e6d919d [2019-11-27 10:08:21,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:21,605 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:21,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:21,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:21,616 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:21,617 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:21" (1/1) ... [2019-11-27 10:08:21,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1934ed88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:21, skipping insertion in model container [2019-11-27 10:08:21,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:21" (1/1) ... [2019-11-27 10:08:21,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:21,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:22,695 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:22,725 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:22,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:23,031 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:23,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23 WrapperNode [2019-11-27 10:08:23,037 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:23,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:23,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:23,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:23,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,107 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:23,173 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:23,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:23,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:23,185 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,186 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,196 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,224 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,244 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:23" (1/1) ... [2019-11-27 10:08:23,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:23,265 INFO L168 Benchmark]: Toolchain (without parser) took 1651.94 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 961.0 MB in the end (delta: 704.9 kB). Peak memory consumption was 770.5 kB. Max. memory is 12.5 GB. [2019-11-27 10:08:23,267 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 10:08:23,268 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1429.13 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: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:23,269 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.11 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 10:08:23,275 INFO L168 Benchmark]: Boogie Preprocessor took 81.26 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 10:08:23,294 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 1429.13 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: -5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 135.11 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 81.26 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-da95e15 [2019-11-27 10:08:27,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:08:27,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:08:27,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:08:27,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:08:27,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:08:27,301 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:08:27,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:08:27,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:08:27,328 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:08:27,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:08:27,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:08:27,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:08:27,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:08:27,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:08:27,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:08:27,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:08:27,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:08:27,371 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:08:27,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:08:27,385 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:08:27,393 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:08:27,395 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:08:27,401 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:08:27,410 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:08:27,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:08:27,411 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:08:27,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:08:27,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:08:27,419 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:08:27,419 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:08:27,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:08:27,422 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:08:27,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:08:27,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:08:27,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:08:27,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:08:27,434 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:08:27,434 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:08:27,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:08:27,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:08:27,443 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:08:27,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:08:27,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:08:27,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:08:27,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:08:27,494 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:08:27,494 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:08:27,496 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:08:27,496 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:08:27,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:08:27,497 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:08:27,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:08:27,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:08:27,502 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:08:27,502 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:08:27,503 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:08:27,503 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:08:27,503 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:08:27,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:08:27,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:08:27,504 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:08:27,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:08:27,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:08:27,508 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:08:27,508 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:08:27,508 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:08:27,509 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:08:27,509 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:08:27,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:08:27,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:08:27,510 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:08:27,511 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 -> 725036a7e8fc97df0faa0190404ed021ab4ff8c1 [2019-11-27 10:08:28,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:08:28,096 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:08:28,103 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:08:28,110 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:08:28,110 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:08:28,112 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2019-11-27 10:08:28,265 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266c977d9/3959bf18459c4a20af78d89bd482ece6/FLAGc6fa36817 [2019-11-27 10:08:29,504 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:08:29,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/23_lu-fig2.fixed.i [2019-11-27 10:08:29,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266c977d9/3959bf18459c4a20af78d89bd482ece6/FLAGc6fa36817 [2019-11-27 10:08:30,005 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/266c977d9/3959bf18459c4a20af78d89bd482ece6 [2019-11-27 10:08:30,014 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:08:30,020 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:08:30,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:30,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:08:30,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:08:30,035 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dc5c18f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:30, skipping insertion in model container [2019-11-27 10:08:30,046 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:08:30" (1/1) ... [2019-11-27 10:08:30,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:08:30,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:08:31,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:31,185 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:08:31,321 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:08:31,495 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:08:31,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31 WrapperNode [2019-11-27 10:08:31,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:08:31,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:31,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:08:31,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:08:31,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,639 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:08:31,639 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:08:31,640 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:08:31,640 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:08:31,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,687 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:08:31" (1/1) ... [2019-11-27 10:08:31,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:08:31,732 INFO L168 Benchmark]: Toolchain (without parser) took 1710.89 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 962.4 MB in the end (delta: -2.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:08:31,733 INFO L168 Benchmark]: CDTParser took 1.83 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 10:08:31,743 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1474.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.1 MB in the end (delta: -7.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:08:31,744 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.15 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 10:08:31,747 INFO L168 Benchmark]: Boogie Preprocessor took 86.25 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 10:08:31,764 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.83 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 1474.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 968.1 MB in the end (delta: -7.9 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 140.15 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 86.25 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...