./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe037_power.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/safe037_power.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 1932e5a49cef0616fc9acd3636e7ef1f866cefd6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe037_power.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 1932e5a49cef0616fc9acd3636e7ef1f866cefd6 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:38:45,270 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:45,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:45,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:45,312 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:45,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:45,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:45,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:45,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:45,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:45,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:45,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:45,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:45,357 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:45,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:45,370 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:45,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:45,378 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:45,383 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:45,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:45,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:45,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:45,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:45,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:45,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:45,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:45,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:45,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:45,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:45,432 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:45,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:45,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:45,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:45,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:45,447 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:45,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:45,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:45,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:45,452 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:45,453 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:45,457 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:45,460 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:38:45,502 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:45,503 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:45,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:45,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:45,511 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:45,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:45,512 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:45,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:38:45,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:45,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:45,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:45,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:45,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:45,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:45,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:45,520 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:45,520 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:45,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:45,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:45,524 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:45,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:45,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:45,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:45,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:45,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:45,526 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:38:45,526 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:38:45,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:45,529 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 -> 1932e5a49cef0616fc9acd3636e7ef1f866cefd6 [2019-11-27 16:38:46,170 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:46,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:46,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:46,219 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:46,222 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:46,223 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe037_power.opt.i [2019-11-27 16:38:46,412 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46d81c0e4/c3d5e36745fe4572b9139d43fc578578/FLAG77437e53c [2019-11-27 16:38:47,665 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:47,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe037_power.opt.i [2019-11-27 16:38:47,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46d81c0e4/c3d5e36745fe4572b9139d43fc578578/FLAG77437e53c [2019-11-27 16:38:47,742 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46d81c0e4/c3d5e36745fe4572b9139d43fc578578 [2019-11-27 16:38:47,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:47,755 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:47,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:47,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:47,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:47,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:47" (1/1) ... [2019-11-27 16:38:47,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:47, skipping insertion in model container [2019-11-27 16:38:47,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:47" (1/1) ... [2019-11-27 16:38:47,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:47,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:48,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:48,888 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:49,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:49,232 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:49,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49 WrapperNode [2019-11-27 16:38:49,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:49,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:49,241 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:49,241 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:49,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:49,401 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:49,404 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:49,404 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:49,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,480 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:49" (1/1) ... [2019-11-27 16:38:49,498 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:49,510 INFO L168 Benchmark]: Toolchain (without parser) took 1753.24 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: -701.7 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:49,516 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:49,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1476.27 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 16:38:49,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 162.78 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 16:38:49,524 INFO L168 Benchmark]: Boogie Preprocessor took 104.60 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 16:38:49,538 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 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 1476.27 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 162.78 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 104.60 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... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:38:53,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:53,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:53,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:53,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:53,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:53,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:53,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:53,684 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:53,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:53,691 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:53,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:53,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:53,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:53,706 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:53,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:53,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:53,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:53,721 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:53,728 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:53,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:53,742 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:53,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:53,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:53,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:53,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:53,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:53,762 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:53,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:53,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:53,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:53,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:53,773 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:53,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:53,780 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:53,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:53,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:53,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:53,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:53,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:53,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:53,795 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:38:53,845 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:53,862 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:53,865 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:53,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:53,872 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:53,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:53,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:53,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:53,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:53,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:53,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:53,877 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:53,879 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:38:53,879 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:38:53,880 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:53,882 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:53,882 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:53,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:53,883 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:53,883 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:53,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:53,887 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:53,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:53,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:53,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:53,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:53,889 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:38:53,889 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:38:53,890 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:53,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:38:53,893 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 -> 1932e5a49cef0616fc9acd3636e7ef1f866cefd6 [2019-11-27 16:38:54,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:54,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:54,536 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:54,546 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:54,547 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:54,549 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe037_power.opt.i [2019-11-27 16:38:54,721 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cd78804d/db628c7597994643b19df9e8af411c35/FLAGe4d2cfe09 [2019-11-27 16:38:55,913 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:55,915 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe037_power.opt.i [2019-11-27 16:38:55,954 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cd78804d/db628c7597994643b19df9e8af411c35/FLAGe4d2cfe09 [2019-11-27 16:38:55,996 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0cd78804d/db628c7597994643b19df9e8af411c35 [2019-11-27 16:38:56,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:56,009 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:56,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:56,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:56,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:56,026 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:56" (1/1) ... [2019-11-27 16:38:56,033 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:56, skipping insertion in model container [2019-11-27 16:38:56,033 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:56" (1/1) ... [2019-11-27 16:38:56,052 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:56,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:57,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:57,180 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:57,338 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:57,519 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:57,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57 WrapperNode [2019-11-27 16:38:57,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:57,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:57,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:57,530 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:57,550 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:57,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:57,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:57,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:57,681 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,742 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:57" (1/1) ... [2019-11-27 16:38:57,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:57,760 INFO L168 Benchmark]: Toolchain (without parser) took 1747.52 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:57,765 INFO L168 Benchmark]: CDTParser took 0.48 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:57,777 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1511.89 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:57,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 121.60 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:57,787 INFO L168 Benchmark]: Boogie Preprocessor took 105.11 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:57,798 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48 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 1511.89 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). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 121.60 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 105.11 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...