./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe021_pso.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/safe021_pso.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 3ac002b3633adb7e73afb8704d2ea9835992d8e2 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe021_pso.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 3ac002b3633adb7e73afb8704d2ea9835992d8e2 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:37:33,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:33,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:33,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:33,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:33,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:33,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:33,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:33,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:33,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:33,373 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:33,377 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:33,381 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:33,385 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:33,389 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:33,393 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:33,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:33,398 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:33,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:33,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:33,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:33,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:33,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:33,435 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:33,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:33,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:33,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:33,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:33,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:33,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:33,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:33,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:33,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:33,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:33,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:33,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:33,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:33,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:33,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:33,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:33,474 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:33,476 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:37:33,516 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:33,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:33,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:33,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:33,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:33,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:33,527 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:33,527 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:37:33,528 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:33,528 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:33,529 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:33,530 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:33,530 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:33,531 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:33,531 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:33,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:33,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:33,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:33,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:33,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:33,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:33,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:33,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:33,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:33,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:33,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:37:33,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:37:33,540 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:33,540 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 -> 3ac002b3633adb7e73afb8704d2ea9835992d8e2 [2019-11-27 16:37:34,130 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:34,189 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:34,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:34,207 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:34,208 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:34,210 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-27 16:37:34,378 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb89b349b/f97e2075d7814be18bf9aec5f2031f64/FLAG7b0de4b2c [2019-11-27 16:37:35,645 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:37:35,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-27 16:37:35,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb89b349b/f97e2075d7814be18bf9aec5f2031f64/FLAG7b0de4b2c [2019-11-27 16:37:35,725 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb89b349b/f97e2075d7814be18bf9aec5f2031f64 [2019-11-27 16:37:35,732 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:37:35,734 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:37:35,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:35,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:37:35,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:37:35,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:35" (1/1) ... [2019-11-27 16:37:35,755 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 04:37:35, skipping insertion in model container [2019-11-27 16:37:35,755 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:35" (1/1) ... [2019-11-27 16:37:35,765 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:37:35,887 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:37:36,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:37,018 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:37:37,226 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:37,394 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:37:37,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37 WrapperNode [2019-11-27 16:37:37,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:37,397 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:37,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:37:37,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:37:37,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:37,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:37:37,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:37:37,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:37:37,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,598 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:37" (1/1) ... [2019-11-27 16:37:37,635 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:37:37,647 INFO L168 Benchmark]: Toolchain (without parser) took 1905.23 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 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:37,653 INFO L168 Benchmark]: CDTParser took 3.17 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 16:37:37,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1659.82 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:37,658 INFO L168 Benchmark]: Boogie Procedure Inliner took 131.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:37,662 INFO L168 Benchmark]: Boogie Preprocessor took 107.68 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:37,676 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.17 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 1659.82 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 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 131.88 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 107.68 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 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 0.1.24-509859d [2019-11-27 16:37:41,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:37:41,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:37:41,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:37:41,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:37:41,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:37:41,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:37:41,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:37:41,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:37:41,582 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:37:41,583 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:37:41,588 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:37:41,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:37:41,594 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:37:41,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:37:41,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:37:41,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:37:41,605 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:37:41,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:37:41,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:37:41,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:37:41,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:37:41,634 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:37:41,638 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:37:41,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:37:41,645 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:37:41,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:37:41,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:37:41,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:37:41,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:37:41,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:37:41,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:37:41,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:37:41,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:37:41,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:37:41,669 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:37:41,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:37:41,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:37:41,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:37:41,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:37:41,678 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:37:41,679 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:37:41,732 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:37:41,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:37:41,738 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:37:41,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:37:41,746 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:37:41,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:37:41,747 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:37:41,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:37:41,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:37:41,747 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:37:41,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:37:41,748 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:37:41,748 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:37:41,748 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:37:41,751 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:37:41,753 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:37:41,753 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:37:41,753 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:37:41,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:37:41,754 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:37:41,754 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:37:41,757 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:37:41,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:37:41,758 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:37:41,758 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:37:41,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:37:41,759 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:37:41,759 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:37:41,762 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:37:41,762 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:37:41,764 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 -> 3ac002b3633adb7e73afb8704d2ea9835992d8e2 [2019-11-27 16:37:42,286 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:37:42,326 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:37:42,334 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:37:42,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:37:42,343 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:37:42,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-27 16:37:42,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65bb565d0/c114299915174bb7aa8c2968b881a99e/FLAGbe2d3107e [2019-11-27 16:37:43,790 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:37:43,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe021_pso.oepc.i [2019-11-27 16:37:43,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65bb565d0/c114299915174bb7aa8c2968b881a99e/FLAGbe2d3107e [2019-11-27 16:37:43,876 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65bb565d0/c114299915174bb7aa8c2968b881a99e [2019-11-27 16:37:43,886 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:37:43,888 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:37:43,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:43,895 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:37:43,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:37:43,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:43" (1/1) ... [2019-11-27 16:37:43,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7825ed55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:43, skipping insertion in model container [2019-11-27 16:37:43,916 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:37:43" (1/1) ... [2019-11-27 16:37:43,933 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:37:44,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:37:45,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:45,205 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:37:45,396 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:37:45,569 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:37:45,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45 WrapperNode [2019-11-27 16:37:45,573 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:37:45,574 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:45,575 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:37:45,575 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:37:45,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,661 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:37:45,748 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:37:45,750 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:37:45,750 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:37:45,771 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,829 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,847 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:37:45" (1/1) ... [2019-11-27 16:37:45,867 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:37:45,878 INFO L168 Benchmark]: Toolchain (without parser) took 1983.09 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 951.0 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:45,879 INFO L168 Benchmark]: CDTParser took 0.45 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 16:37:45,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1680.38 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:45,891 INFO L168 Benchmark]: Boogie Procedure Inliner took 161.06 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:37:45,892 INFO L168 Benchmark]: Boogie Preprocessor took 120.87 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:37:45,900 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 1680.38 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 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 161.06 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 951.0 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 120.87 ms. Allocated memory is still 1.0 GB. Free memory is still 951.0 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...