./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe024_power.opt.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/safe024_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 3a0fda00dffe56741f4c5e0b5309790cce37d51a ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/safe024_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 3a0fda00dffe56741f4c5e0b5309790cce37d51a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:15:58,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:15:58,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:15:58,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:15:58,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:15:58,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:15:58,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:15:58,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:15:58,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:15:58,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:15:58,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:15:58,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:15:58,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:15:58,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:15:58,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:15:58,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:15:58,220 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:15:58,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:15:58,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:15:58,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:15:58,251 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:15:58,255 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:15:58,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:15:58,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:15:58,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:15:58,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:15:58,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:15:58,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:15:58,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:15:58,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:15:58,282 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:15:58,283 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:15:58,285 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:15:58,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:15:58,291 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:15:58,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:15:58,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:15:58,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:15:58,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:15:58,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:15:58,304 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:15:58,306 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:15:58,346 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:15:58,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:15:58,352 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:15:58,353 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:15:58,353 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:15:58,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:15:58,354 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:15:58,354 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:15:58,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:15:58,359 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:15:58,361 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:15:58,361 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:15:58,361 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:15:58,362 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:15:58,362 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:15:58,363 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:15:58,363 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:15:58,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:15:58,363 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:15:58,364 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:15:58,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:15:58,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:15:58,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:15:58,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:15:58,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:15:58,367 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:15:58,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:15:58,368 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:15:58,368 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 -> 3a0fda00dffe56741f4c5e0b5309790cce37d51a [2019-11-27 10:15:58,902 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:15:58,931 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:15:58,938 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:15:58,944 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:15:58,945 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:15:58,946 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe024_power.opt.i [2019-11-27 10:15:59,115 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44055e873/1bbdd50c58c04dbb9b1c1cc65efd610c/FLAG4a3c0a122 [2019-11-27 10:16:00,367 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:00,370 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe024_power.opt.i [2019-11-27 10:16:00,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44055e873/1bbdd50c58c04dbb9b1c1cc65efd610c/FLAG4a3c0a122 [2019-11-27 10:16:00,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44055e873/1bbdd50c58c04dbb9b1c1cc65efd610c [2019-11-27 10:16:00,466 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:00,471 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:00,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:00,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:00,483 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:00,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:00" (1/1) ... [2019-11-27 10:16:00,493 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:00, skipping insertion in model container [2019-11-27 10:16:00,494 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:00" (1/1) ... [2019-11-27 10:16:00,516 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:00,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:01,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:01,744 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:01,927 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:02,109 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:02,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02 WrapperNode [2019-11-27 10:16:02,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:02,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:02,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:02,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:02,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,207 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:02,295 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:02,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:02,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:02,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,349 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,357 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:02" (1/1) ... [2019-11-27 10:16:02,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:02,402 INFO L168 Benchmark]: Toolchain (without parser) took 1909.04 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:02,403 INFO L168 Benchmark]: CDTParser took 1.37 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 10:16:02,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1639.71 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: -728.3 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:02,407 INFO L168 Benchmark]: Boogie Procedure Inliner took 177.35 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 10:16:02,409 INFO L168 Benchmark]: Boogie Preprocessor took 82.04 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:02,424 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.37 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 1639.71 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: -728.3 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 177.35 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. * Boogie Preprocessor took 82.04 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 MB in the beginning and 956.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:16:06,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:06,261 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:06,283 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:06,285 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:06,300 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:06,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:06,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:06,326 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:06,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:06,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:06,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:06,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:06,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:06,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:06,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:06,357 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:06,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:06,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:06,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:06,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:06,390 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:06,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:06,399 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:06,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:06,407 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:06,407 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:06,413 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:06,414 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:06,415 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:06,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:06,418 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:06,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:06,422 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:06,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:06,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:06,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:06,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:06,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:06,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:06,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:06,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:16:06,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:06,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:06,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:06,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:06,484 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:06,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:06,485 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:06,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:06,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:06,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:06,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:06,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:06,489 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:16:06,490 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:16:06,490 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:06,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:06,492 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:06,492 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:06,493 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:06,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:06,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:06,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:06,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:06,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:06,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:06,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:06,498 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:16:06,498 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:16:06,498 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:06,499 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:16:06,503 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 -> 3a0fda00dffe56741f4c5e0b5309790cce37d51a [2019-11-27 10:16:07,060 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:16:07,088 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:16:07,099 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:16:07,101 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:16:07,104 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:16:07,106 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe024_power.opt.i [2019-11-27 10:16:07,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9557afc/7ffbe29a41c24064a8a15fc755b26ecc/FLAG31e050238 [2019-11-27 10:16:08,456 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:08,459 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe024_power.opt.i [2019-11-27 10:16:08,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9557afc/7ffbe29a41c24064a8a15fc755b26ecc/FLAG31e050238 [2019-11-27 10:16:08,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5f9557afc/7ffbe29a41c24064a8a15fc755b26ecc [2019-11-27 10:16:08,550 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:08,552 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:08,558 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:08,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:08,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:08,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:08, skipping insertion in model container [2019-11-27 10:16:08,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:08" (1/1) ... [2019-11-27 10:16:08,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:08,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:09,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:09,811 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:09,988 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:10,183 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:10,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10 WrapperNode [2019-11-27 10:16:10,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:10,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:10,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:10,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:10,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,270 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:10,335 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:10,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:10,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:10,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,416 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:10" (1/1) ... [2019-11-27 10:16:10,431 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:10,436 INFO L168 Benchmark]: Toolchain (without parser) took 1882.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:10,438 INFO L168 Benchmark]: CDTParser took 2.75 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:10,441 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1628.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:10,441 INFO L168 Benchmark]: Boogie Procedure Inliner took 147.54 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:10,442 INFO L168 Benchmark]: Boogie Preprocessor took 96.90 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:10,467 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.75 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1628.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 147.54 ms. Allocated memory is still 1.0 GB. Free memory is still 962.3 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 96.90 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...