./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe036_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 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/safe036_power.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 3bcba5c22a566561c966c99db364a8d3051225e0 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe036_power.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 3bcba5c22a566561c966c99db364a8d3051225e0 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:16:51,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:51,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:51,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:51,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:51,472 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:51,475 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:51,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:51,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:51,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:51,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:51,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:51,513 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:51,517 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:51,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:51,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:51,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:51,533 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:51,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:51,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:51,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:51,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:51,563 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:51,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:51,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:51,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:51,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:51,579 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:51,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:51,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:51,584 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:51,585 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:51,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:51,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:51,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:51,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:51,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:51,599 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:51,599 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:51,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:51,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:51,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:16:51,646 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:51,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:51,652 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:51,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:51,653 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:51,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:51,656 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:51,656 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:16:51,656 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:51,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:51,658 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:51,658 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:51,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:51,661 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:51,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:51,662 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:51,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:51,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:51,663 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:51,663 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:51,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:51,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:51,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:51,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:51,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:51,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:16:51,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:16:51,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:51,668 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 -> 3bcba5c22a566561c966c99db364a8d3051225e0 [2019-11-27 10:16:52,304 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:16:52,333 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:16:52,340 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:16:52,345 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:16:52,349 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:16:52,351 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe036_power.oepc.i [2019-11-27 10:16:52,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af8e54c6/9731ecf574a7423b8f2c284c0175dca5/FLAG582534f76 [2019-11-27 10:16:53,767 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:53,768 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe036_power.oepc.i [2019-11-27 10:16:53,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af8e54c6/9731ecf574a7423b8f2c284c0175dca5/FLAG582534f76 [2019-11-27 10:16:53,846 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0af8e54c6/9731ecf574a7423b8f2c284c0175dca5 [2019-11-27 10:16:53,854 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:53,860 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:53,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:53,865 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:53,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:53,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:53" (1/1) ... [2019-11-27 10:16:53,882 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 10:16:53, skipping insertion in model container [2019-11-27 10:16:53,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:53" (1/1) ... [2019-11-27 10:16:53,903 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:54,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:54,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:55,016 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:55,166 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:55,345 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:55,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55 WrapperNode [2019-11-27 10:16:55,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:55,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:55,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:55,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:55,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,446 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,513 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:55,517 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:55,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:55,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:55,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,557 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,588 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:55,630 INFO L168 Benchmark]: Toolchain (without parser) took 1760.38 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:55,631 INFO L168 Benchmark]: CDTParser took 0.35 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 10:16:55,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1488.77 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 10:16:55,640 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.76 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 10:16:55,642 INFO L168 Benchmark]: Boogie Preprocessor took 99.76 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 10:16:55,654 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 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1488.77 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 162.76 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 99.76 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-da95e15 [2019-11-27 10:16:59,518 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:59,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:59,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:59,563 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:59,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:59,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:59,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:59,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:59,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:59,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:59,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:59,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:59,613 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:59,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:59,619 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:59,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:59,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:59,633 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:59,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:59,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:59,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:59,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:59,664 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:59,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:59,674 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:59,674 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:59,677 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:59,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:59,680 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:59,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:59,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:59,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:59,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:59,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:59,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:59,696 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:59,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:59,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:59,702 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:59,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:59,707 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:16:59,746 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:59,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:59,752 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:59,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:59,756 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:59,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:59,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:59,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:59,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:59,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:59,759 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:59,759 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:59,760 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:16:59,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:16:59,762 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:59,763 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:59,763 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:59,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:59,764 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:59,764 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:59,767 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:59,767 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:59,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:59,768 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:59,768 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:59,768 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:59,769 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:16:59,769 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:16:59,770 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:59,770 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:16:59,774 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 -> 3bcba5c22a566561c966c99db364a8d3051225e0 [2019-11-27 10:17:00,294 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:17:00,322 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:17:00,330 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:17:00,332 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:17:00,335 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:17:00,338 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe036_power.oepc.i [2019-11-27 10:17:00,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e074e257/b9b9e6c3e5bc44f9b826ab1e1506027a/FLAG0e22b8922 [2019-11-27 10:17:01,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:17:01,741 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe036_power.oepc.i [2019-11-27 10:17:01,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e074e257/b9b9e6c3e5bc44f9b826ab1e1506027a/FLAG0e22b8922 [2019-11-27 10:17:01,800 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e074e257/b9b9e6c3e5bc44f9b826ab1e1506027a [2019-11-27 10:17:01,805 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:17:01,810 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:17:01,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:01,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:17:01,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:17:01,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:01" (1/1) ... [2019-11-27 10:17:01,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:01, skipping insertion in model container [2019-11-27 10:17:01,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:01" (1/1) ... [2019-11-27 10:17:01,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:17:01,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:17:02,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:02,991 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:17:03,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:03,331 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:17:03,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03 WrapperNode [2019-11-27 10:17:03,332 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:03,333 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:03,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:17:03,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:17:03,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,456 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:03,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:17:03,457 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:17:03,457 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:17:03,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,475 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,529 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:17:03,556 INFO L168 Benchmark]: Toolchain (without parser) took 1737.53 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 962.4 MB in the end (delta: -700.5 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:03,557 INFO L168 Benchmark]: CDTParser took 0.41 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 10:17:03,560 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1506.59 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 968.1 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:03,561 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.08 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:03,569 INFO L168 Benchmark]: Boogie Preprocessor took 85.14 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:03,582 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1506.59 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 968.1 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 123.08 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 85.14 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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...