./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 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/safe018_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 2a58b2c981ed35b9fa701d603f5f82947db2a91d ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe018_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 2a58b2c981ed35b9fa701d603f5f82947db2a91d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:33:44,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:44,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:44,911 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:44,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:44,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:44,929 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:44,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:44,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:44,956 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:44,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:44,963 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:44,964 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:44,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:44,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:44,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:44,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:44,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:44,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:45,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:45,011 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:45,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:45,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:45,025 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:45,032 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:45,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:45,033 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:45,037 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:45,037 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:45,041 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:45,041 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:45,042 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:45,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:45,048 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:45,051 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:45,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:45,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:45,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:45,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:45,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:45,064 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:45,066 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:33:45,106 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:45,108 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:45,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:45,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:45,115 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:45,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:45,115 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:45,116 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:33:45,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:45,117 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:45,118 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:45,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:45,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:45,122 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:45,122 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:45,122 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:45,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:45,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:45,123 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:45,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:45,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:45,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:45,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:45,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:45,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:45,128 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:45,128 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:33:45,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:33:45,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:45,131 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 -> 2a58b2c981ed35b9fa701d603f5f82947db2a91d [2019-11-24 21:33:45,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:45,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:45,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:45,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:45,770 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:45,771 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2019-11-24 21:33:45,921 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a250c898/6b7b40def7e94d78847b395157ec81a6/FLAGdfd4f2985 [2019-11-24 21:33:47,177 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:33:47,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2019-11-24 21:33:47,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a250c898/6b7b40def7e94d78847b395157ec81a6/FLAGdfd4f2985 [2019-11-24 21:33:47,261 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1a250c898/6b7b40def7e94d78847b395157ec81a6 [2019-11-24 21:33:47,270 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:33:47,274 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:33:47,281 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:47,281 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:33:47,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:33:47,293 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:47" (1/1) ... [2019-11-24 21:33:47,300 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 24.11 09:33:47, skipping insertion in model container [2019-11-24 21:33:47,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:47" (1/1) ... [2019-11-24 21:33:47,324 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:33:47,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:33:48,590 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:48,635 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:33:48,831 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:49,011 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:33:49,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49 WrapperNode [2019-11-24 21:33:49,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:49,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:49,020 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:33:49,020 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:33:49,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,130 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,218 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:49,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:33:49,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:33:49,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:33:49,247 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,270 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:49" (1/1) ... [2019-11-24 21:33:49,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:33:49,386 INFO L168 Benchmark]: Toolchain (without parser) took 2104.62 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 950.9 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.6 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:49,390 INFO L168 Benchmark]: CDTParser took 0.97 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. [2019-11-24 21:33:49,392 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1736.50 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 962.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:49,399 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 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. [2019-11-24 21:33:49,399 INFO L168 Benchmark]: Boogie Preprocessor took 157.27 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:33:49,407 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.97 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 1736.50 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 962.4 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 200.37 ms. Allocated memory is still 1.0 GB. Free memory was 962.4 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. * Boogie Preprocessor took 157.27 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 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 0.1.24-32f2683 [2019-11-24 21:33:53,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:33:53,372 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:33:53,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:33:53,410 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:33:53,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:33:53,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:33:53,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:33:53,443 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:33:53,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:33:53,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:33:53,456 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:33:53,457 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:33:53,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:33:53,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:33:53,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:33:53,475 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:33:53,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:33:53,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:33:53,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:33:53,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:33:53,507 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:33:53,513 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:33:53,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:33:53,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:33:53,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:33:53,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:33:53,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:33:53,529 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:33:53,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:33:53,532 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:33:53,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:33:53,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:33:53,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:33:53,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:33:53,543 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:33:53,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:33:53,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:33:53,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:33:53,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:33:53,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:33:53,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:33:53,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:33:53,596 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:33:53,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:33:53,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:33:53,605 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:33:53,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:33:53,606 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:33:53,606 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:33:53,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:33:53,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:33:53,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:33:53,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:33:53,609 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:33:53,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:33:53,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:33:53,610 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:33:53,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:33:53,611 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:33:53,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:33:53,614 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:33:53,614 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:33:53,614 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:33:53,615 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:33:53,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:33:53,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:33:53,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:33:53,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:33:53,616 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:33:53,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:33:53,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:33:53,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:33:53,621 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 -> 2a58b2c981ed35b9fa701d603f5f82947db2a91d [2019-11-24 21:33:54,143 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:33:54,175 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:33:54,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:33:54,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:33:54,192 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:33:54,193 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2019-11-24 21:33:54,353 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3decbfff1/eb4aff7166934d8a99a1c3267064afb6/FLAG2f100f23b [2019-11-24 21:33:55,594 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:33:55,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe018_power.opt.i [2019-11-24 21:33:55,639 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3decbfff1/eb4aff7166934d8a99a1c3267064afb6/FLAG2f100f23b [2019-11-24 21:33:55,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3decbfff1/eb4aff7166934d8a99a1c3267064afb6 [2019-11-24 21:33:55,696 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:33:55,700 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:33:55,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:55,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:33:55,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:33:55,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:55" (1/1) ... [2019-11-24 21:33:55,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:55, skipping insertion in model container [2019-11-24 21:33:55,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:33:55" (1/1) ... [2019-11-24 21:33:55,748 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:33:55,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:33:57,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:57,084 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:33:57,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:33:57,482 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:33:57,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57 WrapperNode [2019-11-24 21:33:57,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:33:57,484 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:57,484 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:33:57,487 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:33:57,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,602 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,687 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:33:57,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:33:57,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:33:57,691 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:33:57,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,751 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:33:57" (1/1) ... [2019-11-24 21:33:57,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:33:57,874 INFO L168 Benchmark]: Toolchain (without parser) took 2171.05 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 949.4 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:57,875 INFO L168 Benchmark]: CDTParser took 0.31 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. [2019-11-24 21:33:57,880 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1780.32 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:57,882 INFO L168 Benchmark]: Boogie Procedure Inliner took 205.69 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:33:57,882 INFO L168 Benchmark]: Boogie Preprocessor took 176.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:33:57,902 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 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 1780.32 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 955.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 205.69 ms. Allocated memory is still 1.0 GB. Free memory is still 955.2 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 176.70 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.4 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...