./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe036_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/safe036_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 adb48f6c8d8e02c0dd8c0a40b68d79584a308308 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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/safe036_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 adb48f6c8d8e02c0dd8c0a40b68d79584a308308 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 10:16:53,197 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:16:53,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:16:53,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:16:53,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:16:53,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:16:53,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:16:53,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:16:53,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:16:53,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:16:53,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:16:53,282 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:16:53,285 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:16:53,291 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:16:53,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:16:53,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:16:53,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:16:53,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:16:53,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:16:53,313 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:16:53,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:16:53,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:16:53,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:16:53,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:16:53,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:16:53,345 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:16:53,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:16:53,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:16:53,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:16:53,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:16:53,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:16:53,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:16:53,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:16:53,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:16:53,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:16:53,360 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:16:53,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:16:53,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:16:53,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:16:53,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:16:53,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:16:53,371 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:16:53,427 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:16:53,429 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:16:53,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:16:53,437 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:16:53,437 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:16:53,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:16:53,438 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:16:53,438 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:16:53,438 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:16:53,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:16:53,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:16:53,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:16:53,440 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:16:53,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:16:53,443 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:16:53,443 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:16:53,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:16:53,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:16:53,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:16:53,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:16:53,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:16:53,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:16:53,448 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:16:53,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:16:53,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:16:53,449 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:16:53,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:16:53,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:16:53,451 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 -> adb48f6c8d8e02c0dd8c0a40b68d79584a308308 [2019-11-27 10:16:54,027 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:16:54,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:16:54,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:16:54,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:16:54,069 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:16:54,072 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe036_power.opt.i [2019-11-27 10:16:54,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ef4fae6c/fd9577fd66ef49738e0b51bd4594d5cf/FLAG950c1fbdf [2019-11-27 10:16:55,508 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:16:55,510 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe036_power.opt.i [2019-11-27 10:16:55,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ef4fae6c/fd9577fd66ef49738e0b51bd4594d5cf/FLAG950c1fbdf [2019-11-27 10:16:55,588 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1ef4fae6c/fd9577fd66ef49738e0b51bd4594d5cf [2019-11-27 10:16:55,596 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:16:55,599 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:16:55,607 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:55,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:16:55,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:16:55,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:55, skipping insertion in model container [2019-11-27 10:16:55,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:16:55" (1/1) ... [2019-11-27 10:16:55,645 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:16:55,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:16:56,533 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:56,559 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:16:56,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:16:56,862 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:16:56,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56 WrapperNode [2019-11-27 10:16:56,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:16:56,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:56,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:16:56,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:16:56,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:56,945 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:56,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:16:56,996 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:16:56,996 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:16:56,996 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:16:57,007 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,017 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,044 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,050 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:16:56" (1/1) ... [2019-11-27 10:16:57,061 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:16:57,074 INFO L168 Benchmark]: Toolchain (without parser) took 1465.72 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 10:16:57,084 INFO L168 Benchmark]: CDTParser took 3.66 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 10:16:57,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1257.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:16:57,090 INFO L168 Benchmark]: Boogie Procedure Inliner took 130.43 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 10:16:57,093 INFO L168 Benchmark]: Boogie Preprocessor took 66.58 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 10:16:57,105 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.66 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 1257.95 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 130.43 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 66.58 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 10:17:00,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:17:00,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:17:00,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:17:00,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:17:00,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:17:00,995 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:17:01,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:17:01,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:17:01,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:17:01,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:17:01,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:17:01,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:17:01,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:17:01,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:17:01,049 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:17:01,050 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:17:01,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:17:01,062 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:17:01,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:17:01,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:17:01,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:17:01,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:17:01,094 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:17:01,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:17:01,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:17:01,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:17:01,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:17:01,111 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:17:01,112 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:17:01,115 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:17:01,116 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:17:01,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:17:01,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:17:01,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:17:01,126 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:17:01,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:17:01,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:17:01,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:17:01,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:17:01,138 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:17:01,140 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:17:01,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:17:01,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:17:01,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:17:01,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:17:01,190 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:17:01,193 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:17:01,193 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:17:01,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:17:01,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:17:01,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:17:01,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:17:01,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:17:01,196 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:17:01,198 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:17:01,199 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:17:01,199 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:17:01,199 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:17:01,199 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:17:01,201 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:17:01,201 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:17:01,201 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:17:01,204 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:17:01,204 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:17:01,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:17:01,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:17:01,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:17:01,206 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:17:01,206 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:17:01,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:17:01,207 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:17:01,211 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 -> adb48f6c8d8e02c0dd8c0a40b68d79584a308308 [2019-11-27 10:17:01,793 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:17:01,821 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:17:01,830 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:17:01,833 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:17:01,836 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:17:01,838 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe036_power.opt.i [2019-11-27 10:17:01,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a54624d7/eab46c44b1f5459398dc9a1da977bbe9/FLAGc140a5ef7 [2019-11-27 10:17:03,247 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:17:03,249 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe036_power.opt.i [2019-11-27 10:17:03,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a54624d7/eab46c44b1f5459398dc9a1da977bbe9/FLAGc140a5ef7 [2019-11-27 10:17:03,327 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7a54624d7/eab46c44b1f5459398dc9a1da977bbe9 [2019-11-27 10:17:03,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:17:03,344 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:17:03,346 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:03,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:17:03,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:17:03,358 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bd174a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:03, skipping insertion in model container [2019-11-27 10:17:03,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:17:03" (1/1) ... [2019-11-27 10:17:03,387 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:17:03,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:17:04,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:04,665 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:17:04,799 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:17:05,008 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:17:05,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05 WrapperNode [2019-11-27 10:17:05,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:17:05,013 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:05,013 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:17:05,013 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:17:05,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:17:05,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:17:05,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:17:05,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:17:05,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,247 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:17:05" (1/1) ... [2019-11-27 10:17:05,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:17:05,287 INFO L168 Benchmark]: Toolchain (without parser) took 1935.27 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:17:05,289 INFO L168 Benchmark]: CDTParser took 2.74 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 10:17:05,292 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1666.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 10:17:05,295 INFO L168 Benchmark]: Boogie Procedure Inliner took 154.27 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 10:17:05,299 INFO L168 Benchmark]: Boogie Preprocessor took 108.75 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 10:17:05,308 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.74 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 1666.62 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 154.27 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 108.75 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...