./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 65d6cd23 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/safe020_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 588a30acba3f04eefe4a70ef6173b1787da1fc35 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe020_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 588a30acba3f04eefe4a70ef6173b1787da1fc35 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-65d6cd2 [2019-11-25 23:20:34,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:20:34,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:20:34,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:20:34,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:20:34,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:20:34,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:20:34,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:20:34,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:20:34,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:20:34,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:20:34,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:20:34,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:20:34,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:20:34,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:20:34,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:20:34,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:20:34,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:20:34,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:20:34,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:20:34,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:20:34,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:20:34,630 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:20:34,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:20:34,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:20:34,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:20:34,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:20:34,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:20:34,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:20:34,646 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:20:34,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:20:34,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:20:34,650 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:20:34,651 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:20:34,652 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:20:34,652 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:20:34,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:20:34,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:20:34,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:20:34,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:20:34,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:20:34,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:20:34,687 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:20:34,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:20:34,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:20:34,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:20:34,692 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:20:34,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:20:34,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:20:34,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:20:34,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:20:34,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:20:34,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:20:34,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:20:34,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:20:34,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:20:34,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:20:34,698 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:20:34,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:20:34,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:20:34,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:20:34,702 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:20:34,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:20:34,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:20:34,702 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:20:34,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:20:34,703 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:20:34,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:20:34,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:20:34,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:20:34,704 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 -> 588a30acba3f04eefe4a70ef6173b1787da1fc35 [2019-11-25 23:20:35,182 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:20:35,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:20:35,205 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:20:35,210 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:20:35,210 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:20:35,211 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-25 23:20:35,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e139358/fffa7d040a774f59be9ff38a532c3505/FLAG5cd7e3a21 [2019-11-25 23:20:36,192 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:20:36,199 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-25 23:20:36,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e139358/fffa7d040a774f59be9ff38a532c3505/FLAG5cd7e3a21 [2019-11-25 23:20:36,349 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b9e139358/fffa7d040a774f59be9ff38a532c3505 [2019-11-25 23:20:36,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:20:36,358 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:20:36,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:36,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:20:36,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:20:36,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:36" (1/1) ... [2019-11-25 23:20:36,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fbcb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:36, skipping insertion in model container [2019-11-25 23:20:36,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:36" (1/1) ... [2019-11-25 23:20:36,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:20:36,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:20:37,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:37,302 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:20:37,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:37,591 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:20:37,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37 WrapperNode [2019-11-25 23:20:37,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:37,599 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:37,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:20:37,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:20:37,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,736 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:37,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:20:37,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:20:37,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:20:37,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,806 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,827 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:37" (1/1) ... [2019-11-25 23:20:37,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:20:37,847 INFO L168 Benchmark]: Toolchain (without parser) took 1488.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 950.9 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:37,850 INFO L168 Benchmark]: CDTParser took 0.22 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. [2019-11-25 23:20:37,852 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:37,856 INFO L168 Benchmark]: Boogie Procedure Inliner took 141.58 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:37,857 INFO L168 Benchmark]: Boogie Preprocessor took 102.75 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:37,863 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 1237.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 956.6 MB in the end (delta: 3.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 141.58 ms. Allocated memory is still 1.0 GB. Free memory was 956.6 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 102.75 ms. Allocated memory is still 1.0 GB. Free memory is still 950.9 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 0.1.24-65d6cd2 [2019-11-25 23:20:40,553 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:20:40,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:20:40,582 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:20:40,584 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:20:40,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:20:40,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:20:40,600 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:20:40,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:20:40,608 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:20:40,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:20:40,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:20:40,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:20:40,617 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:20:40,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:20:40,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:20:40,623 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:20:40,625 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:20:40,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:20:40,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:20:40,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:20:40,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:20:40,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:20:40,648 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:20:40,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:20:40,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:20:40,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:20:40,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:20:40,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:20:40,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:20:40,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:20:40,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:20:40,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:20:40,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:20:40,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:20:40,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:20:40,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:20:40,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:20:40,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:20:40,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:20:40,675 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:20:40,675 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:20:40,714 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:20:40,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:20:40,720 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:20:40,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:20:40,721 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:20:40,721 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:20:40,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:20:40,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:20:40,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:20:40,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:20:40,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:20:40,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:20:40,726 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:20:40,726 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:20:40,726 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:20:40,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:20:40,727 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:20:40,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:20:40,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:20:40,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:20:40,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:20:40,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:20:40,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:20:40,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:20:40,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:20:40,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:20:40,730 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:20:40,731 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:20:40,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:20:40,732 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:20:40,733 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 -> 588a30acba3f04eefe4a70ef6173b1787da1fc35 [2019-11-25 23:20:41,160 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:20:41,178 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:20:41,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:20:41,186 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:20:41,188 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:20:41,191 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-25 23:20:41,296 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/703268178/dca772cb37c04213b29e8eaf771971cb/FLAG69fbcd6ea [2019-11-25 23:20:42,176 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:20:42,179 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_power.opt.i [2019-11-25 23:20:42,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/703268178/dca772cb37c04213b29e8eaf771971cb/FLAG69fbcd6ea [2019-11-25 23:20:42,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/703268178/dca772cb37c04213b29e8eaf771971cb [2019-11-25 23:20:42,337 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:20:42,341 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:20:42,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:42,345 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:20:42,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:20:42,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:42" (1/1) ... [2019-11-25 23:20:42,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34eb2bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:42, skipping insertion in model container [2019-11-25 23:20:42,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:20:42" (1/1) ... [2019-11-25 23:20:42,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:20:42,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:20:43,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:43,280 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:20:43,429 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:20:43,573 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:20:43,574 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43 WrapperNode [2019-11-25 23:20:43,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:20:43,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:43,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:20:43,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:20:43,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:20:43,724 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:20:43,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:20:43,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:20:43,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,806 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,820 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:20:43" (1/1) ... [2019-11-25 23:20:43,836 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:20:43,840 INFO L168 Benchmark]: Toolchain (without parser) took 1501.02 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 949.5 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.3 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:43,845 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:20:43,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1233.10 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. [2019-11-25 23:20:43,847 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.90 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. [2019-11-25 23:20:43,848 INFO L168 Benchmark]: Boogie Preprocessor took 113.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:20:43,855 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1233.10 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 146.90 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 113.65 ms. Allocated memory is still 1.0 GB. Free memory was 955.2 MB in the beginning and 949.5 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...