./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/barrier_2t.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/barrier_2t.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 cf66c70b79933ef34e62a1930b5b2461e1924493 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/barrier_2t.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 cf66c70b79933ef34e62a1930b5b2461e1924493 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:36:11,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:11,236 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:11,272 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:11,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:11,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:11,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:11,295 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:11,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:11,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:11,312 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:11,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:11,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:11,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:11,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:11,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:11,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:11,336 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:11,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:11,354 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:11,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:11,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:11,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:11,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:11,385 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:11,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:11,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:11,391 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:11,392 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:11,396 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:11,396 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:11,397 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:11,400 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:11,402 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:11,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:11,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:11,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:11,410 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:11,410 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:11,413 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:11,416 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:11,417 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:36:11,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:11,458 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:11,464 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:11,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:11,466 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:11,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:11,468 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:11,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:36:11,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:11,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:11,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:11,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:11,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:11,473 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:11,474 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:11,477 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:11,477 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:11,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:11,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:11,478 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:11,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:11,479 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:11,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:11,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:11,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:11,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:11,482 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:36:11,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:36:11,482 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:11,483 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 -> cf66c70b79933ef34e62a1930b5b2461e1924493 [2019-11-24 21:36:12,099 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:12,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:12,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:12,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:12,142 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:12,143 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-24 21:36:12,300 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8d9e2e3/0a8643386b304880a0f9a1651db6cc20/FLAGa86dc491b [2019-11-24 21:36:13,586 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:13,590 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-24 21:36:13,627 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8d9e2e3/0a8643386b304880a0f9a1651db6cc20/FLAGa86dc491b [2019-11-24 21:36:13,668 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d8d9e2e3/0a8643386b304880a0f9a1651db6cc20 [2019-11-24 21:36:13,678 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:13,682 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:13,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:13,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:13,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:13,701 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:13" (1/1) ... [2019-11-24 21:36:13,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:13, skipping insertion in model container [2019-11-24 21:36:13,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:13" (1/1) ... [2019-11-24 21:36:13,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:13,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:14,492 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:15,025 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:15,051 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:15,109 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:15,243 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:15,445 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:15,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15 WrapperNode [2019-11-24 21:36:15,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:15,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:15,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:15,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:15,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,653 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:15,654 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:15,654 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:15,654 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:15,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:15" (1/1) ... [2019-11-24 21:36:15,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:15,885 INFO L168 Benchmark]: Toolchain (without parser) took 2189.74 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: 6.4 MB). Peak memory consumption was 6.4 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:15,886 INFO L168 Benchmark]: CDTParser took 0.86 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. [2019-11-24 21:36:15,889 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1757.03 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 966.8 MB in the end (delta: 642.5 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:15,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 206.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 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. [2019-11-24 21:36:15,900 INFO L168 Benchmark]: Boogie Preprocessor took 213.03 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. [2019-11-24 21:36:15,910 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86 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 1757.03 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 966.8 MB in the end (delta: 642.5 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 206.06 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 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 213.03 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... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:36:19,821 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:19,826 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:19,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:19,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:19,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:19,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:19,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:19,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:19,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:19,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:19,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:19,887 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:19,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:19,893 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:19,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:19,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:19,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:19,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:19,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:19,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:19,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:19,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:19,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:19,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:19,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:19,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:19,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:19,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:19,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:19,935 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:19,936 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:19,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:19,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:19,941 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:19,941 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:19,942 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:19,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:19,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:19,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:19,948 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:19,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:36:19,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:19,983 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:19,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:19,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:19,988 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:19,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:19,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:19,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:19,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:19,993 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:19,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:19,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:19,995 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:19,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:36:19,998 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:36:19,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:19,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:19,999 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:19,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:19,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:20,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:20,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:20,001 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:20,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:20,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:20,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:20,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:20,005 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:36:20,005 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:36:20,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:20,010 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:36:20,010 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 -> cf66c70b79933ef34e62a1930b5b2461e1924493 [2019-11-24 21:36:20,596 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:20,625 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:20,633 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:20,636 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:20,639 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:20,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-24 21:36:20,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f7c7082/1f7410e74ec3455f9a719ff04fc03931/FLAG852d8f6f9 [2019-11-24 21:36:22,100 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:22,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-24 21:36:22,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f7c7082/1f7410e74ec3455f9a719ff04fc03931/FLAG852d8f6f9 [2019-11-24 21:36:22,184 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90f7c7082/1f7410e74ec3455f9a719ff04fc03931 [2019-11-24 21:36:22,190 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:22,193 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:22,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:22,200 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:22,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:22,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:22" (1/1) ... [2019-11-24 21:36:22,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281e5afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:22, skipping insertion in model container [2019-11-24 21:36:22,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:22" (1/1) ... [2019-11-24 21:36:22,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:22,346 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:22,837 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:23,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:23,401 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:23,443 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:23,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:23,818 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:23,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23 WrapperNode [2019-11-24 21:36:23,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:23,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:23,824 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:23,824 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:23,847 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:23,920 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:24,045 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:24,045 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:24,046 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:24,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,070 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,189 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:23" (1/1) ... [2019-11-24 21:36:24,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:24,275 INFO L168 Benchmark]: Toolchain (without parser) took 2072.67 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 951.0 MB in the end (delta: 16.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:24,276 INFO L168 Benchmark]: CDTParser took 1.30 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. [2019-11-24 21:36:24,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1620.91 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 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:24,283 INFO L168 Benchmark]: Boogie Procedure Inliner took 224.00 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. [2019-11-24 21:36:24,285 INFO L168 Benchmark]: Boogie Preprocessor took 218.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:24,297 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.30 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 1620.91 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 962.5 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 224.00 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. * Boogie Preprocessor took 218.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.8 MB in the beginning and 951.0 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...