./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/ring_2w1r-1.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/ring_2w1r-1.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 8e00498d34ab8406fc7875bf58e18b8333221bc2 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/ring_2w1r-1.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 8e00498d34ab8406fc7875bf58e18b8333221bc2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:23:06,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:06,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:06,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:06,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:06,703 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:06,706 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:06,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:06,731 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:06,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:06,742 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:06,747 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:06,748 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:06,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:06,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:06,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:06,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:06,771 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:06,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:06,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:06,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:06,803 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:06,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:06,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:06,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:06,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:06,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:06,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:06,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:06,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:06,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:06,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:06,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:06,834 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:06,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:06,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:06,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:06,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:06,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:06,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:06,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:06,848 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:23:06,888 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:06,889 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:06,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:06,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:06,895 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:06,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:06,895 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:06,897 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:23:06,897 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:06,897 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:06,901 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:06,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:06,902 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:06,902 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:06,903 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:06,903 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:06,903 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:06,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:06,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:06,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:06,907 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:06,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:06,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:06,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:06,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:06,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:23:06,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:23:06,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:06,912 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 -> 8e00498d34ab8406fc7875bf58e18b8333221bc2 [2019-11-25 23:23:07,498 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:07,533 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:07,541 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:07,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:07,546 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:07,548 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-25 23:23:07,717 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a628eeb/58f09c70e1ab4233a999a0939fde547c/FLAG7d857d9ce [2019-11-25 23:23:09,015 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:09,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-25 23:23:09,066 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a628eeb/58f09c70e1ab4233a999a0939fde547c/FLAG7d857d9ce [2019-11-25 23:23:09,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2a628eeb/58f09c70e1ab4233a999a0939fde547c [2019-11-25 23:23:09,118 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:09,120 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:09,125 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:09,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:09,133 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:09,137 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:09" (1/1) ... [2019-11-25 23:23:09,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5189edd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:09, skipping insertion in model container [2019-11-25 23:23:09,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:09" (1/1) ... [2019-11-25 23:23:09,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:09,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:09,873 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:10,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:10,769 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:10,822 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:10,959 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:11,452 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:11,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11 WrapperNode [2019-11-25 23:23:11,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:11,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:11,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:11,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:11,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:11,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:11,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:11,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:11,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:11" (1/1) ... [2019-11-25 23:23:11,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:11,808 INFO L168 Benchmark]: Toolchain (without parser) took 2682.21 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 922.1 MB in the end (delta: 39.5 MB). Peak memory consumption was 39.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:11,813 INFO L168 Benchmark]: CDTParser took 1.09 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 23:23:11,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2331.04 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 927.9 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:11,816 INFO L168 Benchmark]: Boogie Procedure Inliner took 214.62 ms. Allocated memory is still 1.0 GB. Free memory is still 927.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:11,818 INFO L168 Benchmark]: Boogie Preprocessor took 128.32 ms. Allocated memory is still 1.0 GB. Free memory was 927.9 MB in the beginning and 922.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:11,830 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.09 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 2331.04 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 927.9 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 214.62 ms. Allocated memory is still 1.0 GB. Free memory is still 927.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.32 ms. Allocated memory is still 1.0 GB. Free memory was 927.9 MB in the beginning and 922.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:23:15,416 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:23:15,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:23:15,467 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:23:15,467 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:23:15,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:23:15,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:23:15,494 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:23:15,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:23:15,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:23:15,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:23:15,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:23:15,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:23:15,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:23:15,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:23:15,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:23:15,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:23:15,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:23:15,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:23:15,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:23:15,553 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:23:15,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:23:15,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:23:15,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:23:15,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:23:15,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:23:15,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:23:15,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:23:15,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:23:15,583 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:23:15,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:23:15,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:23:15,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:23:15,591 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:23:15,592 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:23:15,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:23:15,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:23:15,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:23:15,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:23:15,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:23:15,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:23:15,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:23:15,645 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:23:15,647 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:23:15,651 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:23:15,652 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:23:15,655 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:23:15,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:23:15,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:23:15,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:23:15,656 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:23:15,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:23:15,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:23:15,658 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:23:15,659 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:23:15,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:23:15,662 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:23:15,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:23:15,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:23:15,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:23:15,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:23:15,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:23:15,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:23:15,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:23:15,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:23:15,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:23:15,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:23:15,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:23:15,670 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:23:15,670 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:23:15,671 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:23:15,671 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:23:15,672 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 -> 8e00498d34ab8406fc7875bf58e18b8333221bc2 [2019-11-25 23:23:16,248 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:23:16,276 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:23:16,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:23:16,291 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:23:16,291 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:23:16,293 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-25 23:23:16,453 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55767b296/f2f857af21a94d99ae47f497912bea6f/FLAG76aeef8bb [2019-11-25 23:23:17,753 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:23:17,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-25 23:23:17,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55767b296/f2f857af21a94d99ae47f497912bea6f/FLAG76aeef8bb [2019-11-25 23:23:17,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/55767b296/f2f857af21a94d99ae47f497912bea6f [2019-11-25 23:23:17,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:23:17,864 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:23:17,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:17,867 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:23:17,876 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:23:17,877 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:17" (1/1) ... [2019-11-25 23:23:17,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5eb229 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:17, skipping insertion in model container [2019-11-25 23:23:17,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:23:17" (1/1) ... [2019-11-25 23:23:17,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:23:18,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:23:18,610 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:19,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:19,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:23:19,535 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-25 23:23:19,684 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:23:20,080 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:23:20,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20 WrapperNode [2019-11-25 23:23:20,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:23:20,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:20,085 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:23:20,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:23:20,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,189 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:23:20,274 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:23:20,274 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:23:20,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:23:20,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,297 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:23:20" (1/1) ... [2019-11-25 23:23:20,346 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:23:20,350 INFO L168 Benchmark]: Toolchain (without parser) took 2487.32 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 926.4 MB in the end (delta: 35.3 MB). Peak memory consumption was 35.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:20,363 INFO L168 Benchmark]: CDTParser took 2.53 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 23:23:20,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2217.46 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 932.1 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:20,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 189.50 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 926.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:23:20,368 INFO L168 Benchmark]: Boogie Preprocessor took 72.82 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:23:20,378 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.53 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 2217.46 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 932.1 MB in the end (delta: 29.6 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 189.50 ms. Allocated memory is still 1.0 GB. Free memory was 932.1 MB in the beginning and 926.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 72.82 ms. Allocated memory is still 1.0 GB. Free memory is still 926.4 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...