./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 65d6cd23 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-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 0.1.24-65d6cd2 [2019-11-25 23:22:53,514 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:22:53,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:22:53,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:22:53,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:22:53,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:22:53,567 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:22:53,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:22:53,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:22:53,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:22:53,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:22:53,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:22:53,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:22:53,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:22:53,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:22:53,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:22:53,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:22:53,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:22:53,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:22:53,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:22:53,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:22:53,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:22:53,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:22:53,662 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:22:53,670 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:22:53,670 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:22:53,671 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:22:53,675 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:22:53,676 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:22:53,677 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:22:53,679 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:22:53,680 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:22:53,682 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:22:53,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:22:53,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:22:53,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:22:53,690 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:22:53,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:22:53,691 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:22:53,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:22:53,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:22:53,698 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:22:53,738 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:22:53,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:22:53,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:22:53,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:22:53,745 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:22:53,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:22:53,746 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:22:53,746 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:22:53,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:22:53,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:22:53,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:22:53,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:22:53,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:22:53,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:22:53,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:22:53,752 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:22:53,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:22:53,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:22:53,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:22:53,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:22:53,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:22:53,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:22:53,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:22:53,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:22:53,758 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:22:53,758 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:22:53,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:22:53,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:22:53,759 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 [2019-11-25 23:22:54,365 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:22:54,397 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:22:54,405 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:22:54,410 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:22:54,411 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:22:54,412 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-25 23:22:54,584 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dd9e75a/aa229cf1245544b7a106b1b7aa0528c2/FLAG54adc9ff9 [2019-11-25 23:22:55,874 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:22:55,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-25 23:22:55,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dd9e75a/aa229cf1245544b7a106b1b7aa0528c2/FLAG54adc9ff9 [2019-11-25 23:22:55,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/03dd9e75a/aa229cf1245544b7a106b1b7aa0528c2 [2019-11-25 23:22:55,965 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:22:55,970 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:22:55,974 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:55,974 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:22:55,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:22:55,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:55" (1/1) ... [2019-11-25 23:22:55,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:55, skipping insertion in model container [2019-11-25 23:22:55,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:22:55" (1/1) ... [2019-11-25 23:22:56,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:22:56,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:22:56,697 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:22:57,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:57,224 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:22:57,265 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:22:57,398 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:22:57,569 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:22:57,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57 WrapperNode [2019-11-25 23:22:57,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:22:57,575 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:57,576 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:22:57,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:22:57,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:22:57,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:22:57,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:22:57,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:22:57,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,873 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:57,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:58,014 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:22:57" (1/1) ... [2019-11-25 23:22:58,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:22:58,048 INFO L168 Benchmark]: Toolchain (without parser) took 2071.88 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 961.1 MB in the end (delta: 616.2 kB). Peak memory consumption was 681.7 kB. Max. memory is 12.5 GB. [2019-11-25 23:22:58,055 INFO L168 Benchmark]: CDTParser took 1.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:58,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1600.53 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:58,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 233.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:22:58,062 INFO L168 Benchmark]: Boogie Preprocessor took 229.82 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:22:58,070 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.55 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 1600.53 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 966.8 MB in the end (delta: -5.1 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 233.85 ms. Allocated memory is still 1.0 GB. Free memory was 966.8 MB in the beginning and 961.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 229.82 ms. Allocated memory is still 1.0 GB. Free memory is still 961.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:23:02,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:02,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:02,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:02,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:02,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:02,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:02,098 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:02,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:02,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:02,110 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:02,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:02,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:02,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:02,126 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:02,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:02,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:02,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:02,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:02,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:02,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:02,169 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:02,171 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:02,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:02,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:02,186 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:02,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:02,189 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:02,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:02,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:02,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:02,197 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:02,198 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:02,203 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:02,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:02,212 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:02,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:02,216 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:02,216 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:02,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:02,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:02,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:23:02,270 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:02,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:02,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:02,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:02,278 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:02,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:02,278 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:02,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:02,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:02,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:02,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:02,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:02,283 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:23:02,284 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:23:02,284 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:02,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:02,286 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:02,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:02,287 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:02,287 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:02,287 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:02,288 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:02,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:02,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:02,291 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:02,291 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:02,291 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:23:02,292 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:23:02,292 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:02,292 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:23:02,294 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 [2019-11-25 23:23:02,952 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:02,979 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:02,988 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:02,991 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:02,993 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:02,995 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-25 23:23:03,149 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f52adef3/5a68c9937b084b98935a280a7a999c1c/FLAGaff065811 [2019-11-25 23:23:04,458 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:04,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/barrier_2t.i [2019-11-25 23:23:04,501 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f52adef3/5a68c9937b084b98935a280a7a999c1c/FLAGaff065811 [2019-11-25 23:23:04,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3f52adef3/5a68c9937b084b98935a280a7a999c1c [2019-11-25 23:23:04,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:04,550 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:04,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:04,555 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:04,562 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:04,563 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:04" (1/1) ... [2019-11-25 23:23:04,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7694153d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:04, skipping insertion in model container [2019-11-25 23:23:04,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:04" (1/1) ... [2019-11-25 23:23:04,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:04,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:05,230 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:05,795 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:05,842 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:05,891 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:06,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:06,221 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:06,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06 WrapperNode [2019-11-25 23:23:06,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:06,224 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:06,224 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:06,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:06,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,297 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:06,391 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:06,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:06,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:06,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,433 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:06" (1/1) ... [2019-11-25 23:23:06,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:06,604 INFO L168 Benchmark]: Toolchain (without parser) took 2052.40 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 949.6 MB in the end (delta: 17.8 MB). Peak memory consumption was 17.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:06,606 INFO L168 Benchmark]: CDTParser took 3.86 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. [2019-11-25 23:23:06,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1671.72 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: 644.9 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:06,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 166.46 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. [2019-11-25 23:23:06,618 INFO L168 Benchmark]: Boogie Preprocessor took 206.50 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:06,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.86 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 1671.72 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: 644.9 kB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 166.46 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 206.50 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 949.6 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...