./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe004_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 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/safe004_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 4f81af2a85e5a058453810c202f653d64e06ddd3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe004_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 4f81af2a85e5a058453810c202f653d64e06ddd3 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:36:13,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:13,369 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:13,402 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:13,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:13,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:13,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:13,430 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:13,434 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:13,440 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:13,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:13,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:13,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:13,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:13,461 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:13,464 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:13,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:13,472 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:13,480 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:13,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:13,494 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:13,502 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:13,503 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:13,508 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:13,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:13,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:13,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:13,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:13,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:13,525 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:13,527 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:13,528 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:13,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:13,534 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:13,537 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:13,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:13,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:13,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:13,543 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:13,544 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:13,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:13,550 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:36:13,589 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:13,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:13,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:13,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:13,597 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:13,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:13,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:13,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:36:13,599 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:13,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:13,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:13,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:13,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:13,603 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:13,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:13,606 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:13,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:13,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:13,607 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:13,608 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:13,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:13,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:13,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:13,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:13,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:13,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:36:13,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:36:13,612 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:13,614 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 -> 4f81af2a85e5a058453810c202f653d64e06ddd3 [2019-11-27 16:36:14,154 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:14,186 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:14,196 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:14,200 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:14,202 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:14,203 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe004_power.opt.i [2019-11-27 16:36:14,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e66a9f10/f453fb41b1c94505a03cbedf0bcec6c2/FLAGbdef0f2fe [2019-11-27 16:36:15,682 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:15,686 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe004_power.opt.i [2019-11-27 16:36:15,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e66a9f10/f453fb41b1c94505a03cbedf0bcec6c2/FLAGbdef0f2fe [2019-11-27 16:36:15,774 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e66a9f10/f453fb41b1c94505a03cbedf0bcec6c2 [2019-11-27 16:36:15,782 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:15,789 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:15,791 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:15,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:15,799 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:15,803 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:15" (1/1) ... [2019-11-27 16:36:15,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:15, skipping insertion in model container [2019-11-27 16:36:15,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:15" (1/1) ... [2019-11-27 16:36:15,836 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:15,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:17,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:17,117 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:17,309 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:17,516 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:17,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17 WrapperNode [2019-11-27 16:36:17,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:17,519 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:17,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:17,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:17,540 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,592 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,669 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:17,673 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:17,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:17,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:17,686 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,705 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:17" (1/1) ... [2019-11-27 16:36:17,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:17,801 INFO L168 Benchmark]: Toolchain (without parser) took 1998.90 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 955.3 MB in the end (delta: 6.4 MB). Peak memory consumption was 6.5 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:17,805 INFO L168 Benchmark]: CDTParser took 2.57 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 16:36:17,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1727.60 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 961.0 MB in the end (delta: 678.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:17,812 INFO L168 Benchmark]: Boogie Procedure Inliner took 152.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:17,816 INFO L168 Benchmark]: Boogie Preprocessor took 106.58 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:17,829 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.57 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 1727.60 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 961.0 MB in the end (delta: 678.4 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 152.37 ms. Allocated memory is still 1.0 GB. Free memory was 961.0 MB in the beginning and 955.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 106.58 ms. Allocated memory is still 1.0 GB. Free memory is still 955.3 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 0.1.24-509859d [2019-11-27 16:36:21,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:21,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:21,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:21,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:21,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:21,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:21,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:21,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:21,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:21,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:21,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:21,788 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:21,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:21,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:21,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:21,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:21,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:21,811 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:21,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:21,828 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:21,835 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:21,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:21,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:21,850 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:21,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:21,851 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:21,854 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:21,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:21,860 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:21,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:21,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:21,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:21,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:21,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:21,872 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:21,873 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:21,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:21,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:21,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:21,883 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:21,884 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:36:21,923 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:21,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:21,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:21,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:21,933 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:21,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:21,934 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:21,934 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:21,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:21,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:21,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:21,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:21,936 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:36:21,937 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:36:21,939 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:21,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:21,939 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:21,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:21,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:21,940 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:21,942 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:21,942 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:21,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:21,943 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:21,943 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:21,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:21,945 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:36:21,945 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:36:21,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:21,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:36:21,947 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 -> 4f81af2a85e5a058453810c202f653d64e06ddd3 [2019-11-27 16:36:22,619 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:22,650 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:22,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:22,659 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:22,661 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:22,663 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe004_power.opt.i [2019-11-27 16:36:22,818 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4cc201d3/937824ad54274ada89f708cac13eb3b5/FLAGec3b6cbfd [2019-11-27 16:36:23,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:23,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe004_power.opt.i [2019-11-27 16:36:24,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4cc201d3/937824ad54274ada89f708cac13eb3b5/FLAGec3b6cbfd [2019-11-27 16:36:24,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4cc201d3/937824ad54274ada89f708cac13eb3b5 [2019-11-27 16:36:24,050 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:24,053 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:24,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:24,066 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:24,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:24,077 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:24" (1/1) ... [2019-11-27 16:36:24,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59933dc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:24, skipping insertion in model container [2019-11-27 16:36:24,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:24" (1/1) ... [2019-11-27 16:36:24,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:24,241 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:25,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:25,365 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:25,526 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:25,714 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:25,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25 WrapperNode [2019-11-27 16:36:25,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:25,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:25,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:25,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:25,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,808 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,878 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:25,879 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:25,879 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:25,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:25,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,896 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,913 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,922 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,958 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,977 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:25,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:25" (1/1) ... [2019-11-27 16:36:26,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:26,013 INFO L168 Benchmark]: Toolchain (without parser) took 1952.29 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 956.6 MB in the end (delta: 10.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:26,015 INFO L168 Benchmark]: CDTParser took 2.98 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:26,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1656.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:26,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 157.59 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:26,033 INFO L168 Benchmark]: Boogie Preprocessor took 123.53 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. [2019-11-27 16:36:26,041 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.98 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 1656.43 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.3 MB in the end (delta: 5.1 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 157.59 ms. Allocated memory is still 1.0 GB. Free memory was 962.3 MB in the beginning and 956.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 123.53 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...