./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 129ce07aaaf72d43feda4e85ee0279cc31551c1d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/safe026_tso.oepc.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 129ce07aaaf72d43feda4e85ee0279cc31551c1d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:16:11,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:11,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:11,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:11,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:11,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:11,064 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:11,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:11,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:11,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:11,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:11,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:11,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:11,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:11,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:11,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:11,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:11,128 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:11,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:11,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:11,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:11,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:11,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:11,163 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:11,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:11,173 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:11,173 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:11,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:11,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:11,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:11,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:11,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:11,184 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:11,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:11,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:11,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:11,194 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:11,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:11,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:11,201 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:11,202 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:11,207 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:16:11,245 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:11,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:11,252 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:11,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:11,254 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:11,254 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:11,256 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:11,256 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:16:11,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:11,259 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:11,260 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:11,260 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:11,261 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:11,261 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:11,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:11,262 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:11,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:11,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:11,264 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:11,264 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:11,264 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:11,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:11,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:11,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:11,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:11,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:16:11,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:16:11,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:11,270 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 -> 129ce07aaaf72d43feda4e85ee0279cc31551c1d [2019-11-27 10:16:11,825 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:16:11,858 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:16:11,862 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:16:11,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:16:11,869 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:16:11,870 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-27 10:16:12,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700e3d727/7ad41e725b8c4123a55db3ec36fa55fa/FLAGc80a17f7a [2019-11-27 10:16:13,262 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:13,264 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-27 10:16:13,309 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700e3d727/7ad41e725b8c4123a55db3ec36fa55fa/FLAGc80a17f7a [2019-11-27 10:16:13,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/700e3d727/7ad41e725b8c4123a55db3ec36fa55fa [2019-11-27 10:16:13,357 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:13,362 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:13,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:13,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:13,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:13,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:13" (1/1) ... [2019-11-27 10:16:13,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:13, skipping insertion in model container [2019-11-27 10:16:13,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:13" (1/1) ... [2019-11-27 10:16:13,409 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:13,531 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:14,483 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:14,521 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:14,670 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:14,853 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:14,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14 WrapperNode [2019-11-27 10:16:14,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:14,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:14,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:14,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:14,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:14,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:14,953 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:14,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:14,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:14,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:14,968 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:14,968 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:14,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:14,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:15,003 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:15,009 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:15,012 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:14" (1/1) ... [2019-11-27 10:16:15,020 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:15,048 INFO L168 Benchmark]: Toolchain (without parser) took 1669.17 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 966.7 MB in the end (delta: 718.1 kB). Peak memory consumption was 783.7 kB. Max. memory is 12.5 GB. [2019-11-27 10:16:15,050 INFO L168 Benchmark]: CDTParser took 3.48 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 10:16:15,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1490.17 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 972.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:15,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.12 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:15,060 INFO L168 Benchmark]: Boogie Preprocessor took 68.31 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:15,074 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.48 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 1490.17 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 972.4 MB in the end (delta: -5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 99.12 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 68.31 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:16:18,870 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:18,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:18,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:18,912 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:18,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:18,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:18,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:18,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:18,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:18,947 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:18,952 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:18,953 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:18,957 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:18,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:18,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:18,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:18,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:18,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:18,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:18,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:19,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:19,004 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:19,007 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:19,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:19,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:19,016 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:19,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:19,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:19,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:19,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:19,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:19,029 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:19,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:19,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:19,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:19,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:19,039 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:19,039 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:19,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:19,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:19,048 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:16:19,100 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:19,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:19,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:19,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:19,114 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:19,114 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:19,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:19,115 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:19,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:19,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:19,117 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:19,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:19,118 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:16:19,122 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:16:19,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:19,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:19,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:19,124 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:19,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:19,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:19,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:19,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:19,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:19,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:19,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:19,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:19,129 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:16:19,130 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:16:19,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:19,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:16:19,132 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 -> 129ce07aaaf72d43feda4e85ee0279cc31551c1d [2019-11-27 10:16:19,677 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:16:19,711 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:16:19,720 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:16:19,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:16:19,724 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:16:19,728 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-27 10:16:19,881 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2558d32a7/03c5bf366449406187c023b23b1849a1/FLAGf252c6d0b [2019-11-27 10:16:21,097 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:21,100 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-27 10:16:21,137 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2558d32a7/03c5bf366449406187c023b23b1849a1/FLAGf252c6d0b [2019-11-27 10:16:21,173 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2558d32a7/03c5bf366449406187c023b23b1849a1 [2019-11-27 10:16:21,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:21,187 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:21,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:21,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:21,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:21,203 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:21" (1/1) ... [2019-11-27 10:16:21,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:21, skipping insertion in model container [2019-11-27 10:16:21,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:21" (1/1) ... [2019-11-27 10:16:21,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:21,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:22,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:22,367 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:22,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:22,711 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:22,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22 WrapperNode [2019-11-27 10:16:22,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:22,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:22,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:22,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:22,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:22,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:22,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:22,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:22,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:22" (1/1) ... [2019-11-27 10:16:22,938 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:22,947 INFO L168 Benchmark]: Toolchain (without parser) took 1759.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:22,948 INFO L168 Benchmark]: CDTParser took 0.39 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 10:16:22,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1522.98 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 10:16:22,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 138.11 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 10:16:22,964 INFO L168 Benchmark]: Boogie Preprocessor took 86.85 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:16:22,978 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 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 1522.98 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 138.11 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. * Boogie Preprocessor took 86.85 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...