./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe008_tso.opt.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/safe008_tso.opt.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 0564d476225c5df67b220d9e93a629665962cafa ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe008_tso.opt.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 0564d476225c5df67b220d9e93a629665962cafa .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:36:33,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:33,606 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:33,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:33,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:33,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:33,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:33,664 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:33,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:33,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:33,676 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:33,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:33,684 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:33,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:33,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:33,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:33,701 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:33,705 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:33,711 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:33,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:33,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:33,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:33,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:33,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:33,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:33,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:33,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:33,755 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:33,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:33,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:33,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:33,765 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:33,766 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:33,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:33,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:33,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:33,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:33,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:33,776 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:33,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:33,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:33,783 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:36:33,827 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:33,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:33,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:33,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:33,832 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:33,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:33,835 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:33,835 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:36:33,836 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:33,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:33,837 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:33,838 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:33,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:33,840 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:33,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:33,841 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:33,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:33,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:33,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:33,844 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:33,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:33,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:33,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:33,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:33,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:33,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:36:33,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:36:33,850 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:33,850 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 -> 0564d476225c5df67b220d9e93a629665962cafa [2019-11-27 16:36:34,422 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:34,456 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:34,465 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:34,467 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:34,468 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:34,470 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_tso.opt.i [2019-11-27 16:36:34,629 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e0001f3/56fb895c06354fe59a2d4db21ab57b98/FLAG70ec94dbe [2019-11-27 16:36:35,817 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:35,821 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_tso.opt.i [2019-11-27 16:36:35,857 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e0001f3/56fb895c06354fe59a2d4db21ab57b98/FLAG70ec94dbe [2019-11-27 16:36:35,895 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25e0001f3/56fb895c06354fe59a2d4db21ab57b98 [2019-11-27 16:36:35,903 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:35,906 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:35,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:35,912 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:35,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:35,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:35" (1/1) ... [2019-11-27 16:36:35,930 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 04:36:35, skipping insertion in model container [2019-11-27 16:36:35,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:35" (1/1) ... [2019-11-27 16:36:35,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:36,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:36,949 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:36,971 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:37,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:37,293 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:37,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37 WrapperNode [2019-11-27 16:36:37,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:37,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:37,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:37,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:37,318 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,382 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:37,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:37,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:37,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:37,450 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,496 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,512 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:37,520 INFO L168 Benchmark]: Toolchain (without parser) took 1610.16 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 16:36:37,537 INFO L168 Benchmark]: CDTParser took 1.88 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 16:36:37,542 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1385.91 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 16:36:37,543 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.72 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 16:36:37,545 INFO L168 Benchmark]: Boogie Preprocessor took 74.79 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 16:36:37,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.88 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 1385.91 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 140.72 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 74.79 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 16:36:41,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:41,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:41,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:41,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:41,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:41,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:41,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:41,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:41,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:41,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:41,562 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:41,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:41,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:41,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:41,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:41,577 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:41,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:41,586 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:41,592 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:41,601 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:41,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:41,610 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:41,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:41,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:41,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:41,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:41,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:41,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:41,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:41,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:41,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:41,636 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:41,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:41,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:41,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:41,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:41,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:41,648 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:41,649 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:41,652 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:41,654 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:36:41,711 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:41,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:41,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:41,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:41,722 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:41,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:41,725 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:41,726 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:41,728 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:41,728 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:41,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:41,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:41,731 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:36:41,731 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:36:41,731 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:41,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:41,733 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:41,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:41,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:41,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:41,736 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:41,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:41,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:41,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:41,739 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:41,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:41,740 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:36:41,741 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:36:41,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:41,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:36:41,745 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 -> 0564d476225c5df67b220d9e93a629665962cafa [2019-11-27 16:36:42,302 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:42,345 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:42,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:42,357 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:42,360 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:42,364 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe008_tso.opt.i [2019-11-27 16:36:42,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65240045c/b6c8c808a7284c4ba7a091eed0c8df10/FLAGeccab9251 [2019-11-27 16:36:43,689 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:43,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe008_tso.opt.i [2019-11-27 16:36:43,731 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65240045c/b6c8c808a7284c4ba7a091eed0c8df10/FLAGeccab9251 [2019-11-27 16:36:43,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65240045c/b6c8c808a7284c4ba7a091eed0c8df10 [2019-11-27 16:36:43,776 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:43,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:43,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:43,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:43,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:43,798 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:43" (1/1) ... [2019-11-27 16:36:43,805 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4915e153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:43, skipping insertion in model container [2019-11-27 16:36:43,805 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:43" (1/1) ... [2019-11-27 16:36:43,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:43,928 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:44,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:44,979 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:45,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:45,306 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:45,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45 WrapperNode [2019-11-27 16:36:45,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:45,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:45,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:45,311 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:45,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,442 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:45,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:45,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:45,447 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:45,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,510 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:45" (1/1) ... [2019-11-27 16:36:45,532 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:45,546 INFO L168 Benchmark]: Toolchain (without parser) took 1756.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 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 16:36:45,547 INFO L168 Benchmark]: CDTParser took 0.50 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 16:36:45,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1524.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 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 16:36:45,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.34 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 16:36:45,563 INFO L168 Benchmark]: Boogie Preprocessor took 87.27 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 16:36:45,579 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 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 1524.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 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 135.34 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 87.27 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...