./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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_1w1r-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ede744e67da8369aa4f541e0a309a9dbe7170ed ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_1w1r-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8ede744e67da8369aa4f541e0a309a9dbe7170ed ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:39:56,372 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:39:56,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:39:56,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:39:56,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:39:56,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:39:56,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:39:56,443 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:39:56,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:39:56,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:39:56,458 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:39:56,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:39:56,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:39:56,472 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:39:56,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:39:56,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:39:56,484 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:39:56,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:39:56,494 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:39:56,503 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:39:56,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:39:56,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:39:56,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:39:56,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:39:56,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:39:56,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:39:56,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:39:56,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:39:56,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:39:56,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:39:56,548 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:39:56,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:39:56,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:39:56,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:39:56,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:39:56,556 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:39:56,558 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:39:56,559 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:39:56,560 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:39:56,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:39:56,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:39:56,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:39:56,611 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:39:56,613 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:39:56,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:39:56,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:39:56,620 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:39:56,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:39:56,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:39:56,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:39:56,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:39:56,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:39:56,626 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:39:56,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:39:56,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:39:56,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:39:56,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:39:56,629 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:39:56,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:39:56,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:39:56,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:39:56,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:39:56,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:39:56,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:39:56,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:39:56,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:39:56,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:39:56,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:39:56,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:39:56,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:39:56,636 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 -> 8ede744e67da8369aa4f541e0a309a9dbe7170ed [2019-11-27 16:39:57,243 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:39:57,273 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:39:57,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:39:57,284 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:39:57,286 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:39:57,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2019-11-27 16:39:57,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ec19499/9bf38bd21f22496f93c4cbc5d4d86876/FLAGb55127ad7 [2019-11-27 16:39:58,803 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:39:58,804 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2019-11-27 16:39:58,845 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ec19499/9bf38bd21f22496f93c4cbc5d4d86876/FLAGb55127ad7 [2019-11-27 16:39:58,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ec19499/9bf38bd21f22496f93c4cbc5d4d86876 [2019-11-27 16:39:58,892 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:39:58,897 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:39:58,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:39:58,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:39:58,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:39:58,912 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:58" (1/1) ... [2019-11-27 16:39:58,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:39:58, skipping insertion in model container [2019-11-27 16:39:58,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:39:58" (1/1) ... [2019-11-27 16:39:58,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:39:59,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:39:59,493 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:00,163 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:00,190 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:00,227 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:00,350 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:00,580 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:00,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00 WrapperNode [2019-11-27 16:40:00,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:00,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:00,590 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:00,592 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:00,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:00,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:00,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:00,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:00,799 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:00" (1/1) ... [2019-11-27 16:40:00,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:00,883 INFO L168 Benchmark]: Toolchain (without parser) took 1982.86 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 950.8 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:00,887 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:00,890 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1684.84 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 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:00,901 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:00,902 INFO L168 Benchmark]: Boogie Preprocessor took 101.79 ms. Allocated memory is still 1.0 GB. Free memory is still 950.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:00,918 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 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 1684.84 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 956.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.39 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 101.79 ms. Allocated memory is still 1.0 GB. Free memory is still 950.8 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 0.1.24-509859d [2019-11-27 16:40:04,854 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:40:04,859 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:40:04,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:40:04,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:40:04,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:40:04,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:40:04,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:40:04,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:40:04,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:40:04,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:40:04,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:40:04,915 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:40:04,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:40:04,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:40:04,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:40:04,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:40:04,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:40:04,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:40:04,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:40:04,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:40:04,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:40:04,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:40:04,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:40:04,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:40:04,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:40:04,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:40:04,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:40:04,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:40:04,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:40:04,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:40:04,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:40:04,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:40:04,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:40:04,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:40:04,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:40:04,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:40:04,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:40:04,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:40:04,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:40:04,979 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:40:04,980 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:40:05,035 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:40:05,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:40:05,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:40:05,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:40:05,043 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:40:05,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:40:05,045 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:40:05,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:40:05,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:40:05,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:40:05,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:40:05,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:40:05,050 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:40:05,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:40:05,051 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:40:05,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:40:05,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:40:05,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:40:05,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:40:05,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:40:05,056 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:40:05,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:40:05,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:40:05,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:40:05,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:40:05,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:40:05,059 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:40:05,059 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:40:05,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:40:05,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:40:05,064 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 -> 8ede744e67da8369aa4f541e0a309a9dbe7170ed [2019-11-27 16:40:05,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:40:05,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:40:05,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:40:05,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:40:05,677 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:40:05,679 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2019-11-27 16:40:05,837 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5108989b/d4172c0f9a4245d599b4eda48d21617b/FLAG5dd070d67 [2019-11-27 16:40:07,063 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:40:07,064 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_1w1r-2.i [2019-11-27 16:40:07,103 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5108989b/d4172c0f9a4245d599b4eda48d21617b/FLAG5dd070d67 [2019-11-27 16:40:07,137 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5108989b/d4172c0f9a4245d599b4eda48d21617b [2019-11-27 16:40:07,145 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:40:07,148 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:40:07,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:07,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:40:07,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:40:07,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:07" (1/1) ... [2019-11-27 16:40:07,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:07, skipping insertion in model container [2019-11-27 16:40:07,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:40:07" (1/1) ... [2019-11-27 16:40:07,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:40:07,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:40:07,718 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:08,440 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:08,479 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:40:08,521 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-27 16:40:08,648 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:40:08,883 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:40:08,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08 WrapperNode [2019-11-27 16:40:08,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:40:08,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:08,889 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:40:08,889 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:40:08,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:08,991 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,073 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:40:09,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:40:09,078 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:40:09,078 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:40:09,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,160 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:40:08" (1/1) ... [2019-11-27 16:40:09,198 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:40:09,213 INFO L168 Benchmark]: Toolchain (without parser) took 2058.30 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 950.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 11.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:09,214 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:09,222 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1731.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:09,227 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:40:09,228 INFO L168 Benchmark]: Boogie Preprocessor took 128.90 ms. Allocated memory is still 1.0 GB. Free memory is still 950.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:40:09,236 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1731.13 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.17 ms. Allocated memory is still 1.0 GB. Free memory was 956.5 MB in the beginning and 950.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 128.90 ms. Allocated memory is still 1.0 GB. Free memory is still 950.8 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...