./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe037_tso.oepc.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-wmm/safe037_tso.oepc.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 64f580e0ffd8889d40f9b765cad301a5a3dbfae4 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-wmm/safe037_tso.oepc.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 64f580e0ffd8889d40f9b765cad301a5a3dbfae4 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:38:46,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:46,301 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:46,335 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:46,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:46,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:46,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:46,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:46,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:46,371 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:46,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:46,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:46,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:46,386 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:46,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:46,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:46,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:46,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:46,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:46,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:46,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:46,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:46,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:46,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:46,442 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:46,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:46,443 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:46,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:46,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:46,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:46,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:46,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:46,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:46,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:46,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:46,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:46,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:46,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:46,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:46,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:46,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:46,473 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:38:46,511 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:46,513 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:46,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:46,520 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:46,520 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:46,520 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:46,521 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:46,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:38:46,522 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:46,522 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:46,525 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:46,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:46,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:46,526 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:46,526 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:46,528 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:46,528 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:46,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:46,531 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:46,531 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:46,531 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:46,532 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:46,532 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:46,532 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:46,533 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:46,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:38:46,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:38:46,534 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:46,537 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 -> 64f580e0ffd8889d40f9b765cad301a5a3dbfae4 [2019-11-27 16:38:47,204 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:47,234 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:47,241 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:47,244 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:47,248 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:47,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe037_tso.oepc.i [2019-11-27 16:38:47,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6176debc/7fd338000fd04883b3ff25ac0ecc7fff/FLAGd3e0eaee4 [2019-11-27 16:38:48,615 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:48,620 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe037_tso.oepc.i [2019-11-27 16:38:48,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6176debc/7fd338000fd04883b3ff25ac0ecc7fff/FLAGd3e0eaee4 [2019-11-27 16:38:48,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6176debc/7fd338000fd04883b3ff25ac0ecc7fff [2019-11-27 16:38:48,692 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:48,694 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:48,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:48,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:48,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:48,716 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:48" (1/1) ... [2019-11-27 16:38:48,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:48, skipping insertion in model container [2019-11-27 16:38:48,720 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:48" (1/1) ... [2019-11-27 16:38:48,730 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:48,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:49,769 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:49,795 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:49,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:50,115 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:50,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50 WrapperNode [2019-11-27 16:38:50,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:50,122 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:50,122 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:50,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:50,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,256 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:50,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:50,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:50,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:50,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:50" (1/1) ... [2019-11-27 16:38:50,325 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:50,337 INFO L168 Benchmark]: Toolchain (without parser) took 1636.64 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:50,350 INFO L168 Benchmark]: CDTParser took 0.29 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 16:38:50,353 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1418.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:50,354 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.13 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:50,358 INFO L168 Benchmark]: Boogie Preprocessor took 69.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:50,368 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 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 1418.88 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 136.13 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 69.17 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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 16:38:54,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:54,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:54,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:54,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:54,183 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:54,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:54,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:54,219 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:54,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:54,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:54,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:54,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:54,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:54,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:54,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:54,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:54,254 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:54,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:54,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:54,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:54,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:54,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:54,289 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:54,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:54,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:54,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:54,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:54,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:54,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:54,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:54,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:54,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:54,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:54,318 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:54,319 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:54,320 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:54,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:54,323 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:54,324 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:54,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:54,330 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:38:54,371 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:54,372 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:54,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:54,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:54,380 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:54,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:54,381 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:54,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:54,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:54,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:54,383 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:54,386 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:54,386 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:38:54,387 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:38:54,387 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:54,387 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:54,388 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:54,388 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:54,388 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:54,391 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:54,391 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:54,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:54,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:54,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:54,392 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:54,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:54,393 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:38:54,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:38:54,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:54,396 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:38:54,398 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 -> 64f580e0ffd8889d40f9b765cad301a5a3dbfae4 [2019-11-27 16:38:54,946 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:54,974 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:54,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:54,988 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:54,989 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:54,990 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe037_tso.oepc.i [2019-11-27 16:38:55,154 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ddd61350/6d2e5c587b824ba990b0138d4324da9a/FLAG6dfcfcae2 [2019-11-27 16:38:56,362 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:56,363 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe037_tso.oepc.i [2019-11-27 16:38:56,400 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ddd61350/6d2e5c587b824ba990b0138d4324da9a/FLAG6dfcfcae2 [2019-11-27 16:38:56,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ddd61350/6d2e5c587b824ba990b0138d4324da9a [2019-11-27 16:38:56,430 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:56,432 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:56,448 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:56,448 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:56,452 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:56,453 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:56" (1/1) ... [2019-11-27 16:38:56,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:56, skipping insertion in model container [2019-11-27 16:38:56,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:56" (1/1) ... [2019-11-27 16:38:56,467 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:56,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:57,588 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:57,631 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:57,792 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:57,970 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:57,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57 WrapperNode [2019-11-27 16:38:57,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:57,980 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:57,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:57,981 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:58,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:58,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:58,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:58,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:58,114 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,122 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,157 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,160 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:58,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:58,187 INFO L168 Benchmark]: Toolchain (without parser) took 1748.14 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:58,191 INFO L168 Benchmark]: CDTParser took 2.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:58,203 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1531.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:58,209 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.34 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:58,212 INFO L168 Benchmark]: Boogie Preprocessor took 76.09 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:58,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.55 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1531.61 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.2 MB in the beginning and 966.7 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.34 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 76.09 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 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...