./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 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-divine/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 0.1.24-32f2683 [2019-11-24 21:36:23,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:23,191 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:23,224 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:23,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:23,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:23,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:23,250 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:23,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:23,261 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:23,266 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:23,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:23,272 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:23,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:23,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:23,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:23,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:23,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:23,303 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:23,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:23,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:23,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:23,327 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:23,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:23,339 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:23,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:23,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:23,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:23,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:23,348 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:23,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:23,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:23,355 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:23,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:23,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:23,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:23,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:23,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:23,369 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:23,371 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:23,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:23,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:36:23,418 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:23,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:23,424 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:23,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:23,426 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:23,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:23,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:23,429 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:36:23,430 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:23,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:23,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:23,432 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:23,435 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:23,436 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:23,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:23,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:23,437 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:23,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:23,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:23,438 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:23,438 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:23,440 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:23,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:23,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:23,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:23,441 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:23,443 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:36:23,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:36:23,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:23,444 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 [2019-11-24 21:36:24,083 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:24,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:24,122 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:24,126 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:24,127 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:24,128 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-24 21:36:24,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d9441822/88e0499cf7304c81a97ff8f15541de73/FLAG2a37ecbad [2019-11-24 21:36:25,604 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:25,606 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-24 21:36:25,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d9441822/88e0499cf7304c81a97ff8f15541de73/FLAG2a37ecbad [2019-11-24 21:36:25,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d9441822/88e0499cf7304c81a97ff8f15541de73 [2019-11-24 21:36:25,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:25,701 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:25,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:25,706 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:25,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:25,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:25" (1/1) ... [2019-11-24 21:36:25,725 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 24.11 09:36:25, skipping insertion in model container [2019-11-24 21:36:25,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:25" (1/1) ... [2019-11-24 21:36:25,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:25,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:26,462 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:27,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:27,220 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:27,270 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:27,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:27,841 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:27,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27 WrapperNode [2019-11-24 21:36:27,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:27,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:27,850 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:27,850 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:27,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:27,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:28,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:28,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:28,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:28,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,161 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:27" (1/1) ... [2019-11-24 21:36:28,185 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:28,194 INFO L168 Benchmark]: Toolchain (without parser) took 2487.48 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 926.5 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,199 INFO L168 Benchmark]: CDTParser took 3.56 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. [2019-11-24 21:36:28,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2141.09 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 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 204.88 ms. Allocated memory is still 1.0 GB. Free memory is still 932.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:28,208 INFO L168 Benchmark]: Boogie Preprocessor took 133.43 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 926.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:28,216 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.56 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 2141.09 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 932.2 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 204.88 ms. Allocated memory is still 1.0 GB. Free memory is still 932.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 133.43 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 MB in the beginning and 926.5 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 0.1.24-32f2683 [2019-11-24 21:36:32,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:36:32,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:36:32,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:36:32,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:36:32,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:36:32,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:36:32,073 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:36:32,076 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:36:32,085 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:36:32,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:36:32,091 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:36:32,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:36:32,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:36:32,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:36:32,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:36:32,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:36:32,119 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:36:32,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:36:32,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:36:32,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:36:32,147 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:36:32,149 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:36:32,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:36:32,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:36:32,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:36:32,164 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:36:32,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:36:32,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:36:32,171 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:36:32,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:36:32,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:36:32,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:36:32,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:36:32,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:36:32,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:36:32,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:36:32,186 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:36:32,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:36:32,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:36:32,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:36:32,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:36:32,235 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:36:32,237 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:36:32,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:36:32,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:36:32,243 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:36:32,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:36:32,244 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:36:32,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:36:32,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:36:32,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:36:32,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:36:32,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:36:32,251 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:36:32,252 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:36:32,252 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:36:32,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:36:32,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:36:32,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:36:32,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:36:32,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:36:32,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:36:32,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:36:32,256 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:36:32,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:36:32,257 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:36:32,257 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:36:32,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:36:32,259 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:36:32,259 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:36:32,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:36:32,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:36:32,264 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 [2019-11-24 21:36:32,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:36:32,909 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:36:32,919 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:36:32,921 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:36:32,924 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:36:32,925 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-24 21:36:33,080 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c002d4fe2/e940891423d546faabe3b3021688c93c/FLAGd3110e542 [2019-11-24 21:36:34,448 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:36:34,449 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-divine/ring_2w1r-1.i [2019-11-24 21:36:34,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c002d4fe2/e940891423d546faabe3b3021688c93c/FLAGd3110e542 [2019-11-24 21:36:34,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c002d4fe2/e940891423d546faabe3b3021688c93c [2019-11-24 21:36:34,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:36:34,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:36:34,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:34,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:36:34,564 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:36:34,568 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:34" (1/1) ... [2019-11-24 21:36:34,577 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41d41ecd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:34, skipping insertion in model container [2019-11-24 21:36:34,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:36:34" (1/1) ... [2019-11-24 21:36:34,600 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:36:34,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:36:35,324 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:36,149 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:36,183 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:36:36,245 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2019-11-24 21:36:36,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:36:36,806 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:36:36,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36 WrapperNode [2019-11-24 21:36:36,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:36:36,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:36,812 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:36:36,812 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:36:36,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,909 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:36,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:36:36,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:36:36,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:36:36,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:36:37,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,042 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:36:36" (1/1) ... [2019-11-24 21:36:37,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:36:37,140 INFO L168 Benchmark]: Toolchain (without parser) took 2586.21 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 926.4 MB in the end (delta: 41.0 MB). Peak memory consumption was 41.0 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:37,146 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:36:37,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2254.06 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 932.2 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:36:37,151 INFO L168 Benchmark]: Boogie Procedure Inliner took 188.87 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 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. [2019-11-24 21:36:37,153 INFO L168 Benchmark]: Boogie Preprocessor took 135.78 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. [2019-11-24 21:36:37,163 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 2254.06 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 932.2 MB in the end (delta: 35.2 MB). Peak memory consumption was 35.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 188.87 ms. Allocated memory is still 1.0 GB. Free memory was 932.2 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 135.78 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...