./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe028_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/safe028_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 cf85c00740955c37c0dc46475518650b3a752721 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe028_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 cf85c00740955c37c0dc46475518650b3a752721 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:38:04,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:04,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:04,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:04,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:04,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:04,791 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:04,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:04,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:04,821 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:04,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:04,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:04,828 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:04,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:04,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:04,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:04,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:04,847 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:04,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:04,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:04,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:04,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:04,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:04,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:04,891 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:04,894 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:04,894 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:04,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:04,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:04,902 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:04,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:04,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:04,907 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:04,911 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:04,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:04,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:04,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:04,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:04,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:04,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:04,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:04,928 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:38:04,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:04,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:04,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:04,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:04,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:04,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:04,993 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:04,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:38:04,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:04,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:04,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:04,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:04,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:04,999 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:04,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:05,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:05,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:05,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:05,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:05,005 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:05,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:05,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:05,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:05,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:05,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:05,011 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:38:05,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:38:05,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:05,012 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 -> cf85c00740955c37c0dc46475518650b3a752721 [2019-11-27 16:38:05,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:05,659 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:05,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:05,670 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:05,671 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:05,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe028_power.opt.i [2019-11-27 16:38:05,845 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b703a7b4/4dd30e6b8db4461b961b9855eb984d9b/FLAG852ba1840 [2019-11-27 16:38:07,137 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:07,139 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe028_power.opt.i [2019-11-27 16:38:07,185 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b703a7b4/4dd30e6b8db4461b961b9855eb984d9b/FLAG852ba1840 [2019-11-27 16:38:07,210 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b703a7b4/4dd30e6b8db4461b961b9855eb984d9b [2019-11-27 16:38:07,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:07,217 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:07,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:07,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:07,239 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:07,242 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:07" (1/1) ... [2019-11-27 16:38:07,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c3aba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:07, skipping insertion in model container [2019-11-27 16:38:07,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:07" (1/1) ... [2019-11-27 16:38:07,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:07,385 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:08,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:08,495 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:08,681 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:08,859 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:08,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08 WrapperNode [2019-11-27 16:38:08,862 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:08,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:08,865 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:08,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:08,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:08,957 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:09,036 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:09,036 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:09,036 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:09,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,105 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:08" (1/1) ... [2019-11-27 16:38:09,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:09,182 INFO L168 Benchmark]: Toolchain (without parser) took 1960.88 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 956.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.2 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:09,185 INFO L168 Benchmark]: CDTParser took 1.43 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 16:38:09,188 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1630.44 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 962.3 MB in the end (delta: -605.5 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:09,194 INFO L168 Benchmark]: Boogie Procedure Inliner took 170.31 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 16:38:09,195 INFO L168 Benchmark]: Boogie Preprocessor took 139.12 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 16:38:09,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43 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 1630.44 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 962.3 MB in the end (delta: -605.5 kB). Peak memory consumption was 20.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 170.31 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 139.12 ms. Allocated memory is still 1.0 GB. Free memory is still 956.6 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:38:13,099 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:38:13,106 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:38:13,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:38:13,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:38:13,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:38:13,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:38:13,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:38:13,175 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:38:13,181 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:38:13,186 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:38:13,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:38:13,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:38:13,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:38:13,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:38:13,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:38:13,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:38:13,214 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:38:13,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:38:13,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:38:13,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:38:13,243 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:38:13,245 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:38:13,251 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:38:13,258 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:38:13,259 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:38:13,259 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:38:13,262 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:38:13,264 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:38:13,265 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:38:13,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:38:13,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:38:13,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:38:13,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:38:13,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:38:13,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:38:13,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:38:13,285 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:38:13,285 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:38:13,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:38:13,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:38:13,294 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:38:13,334 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:38:13,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:38:13,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:38:13,341 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:38:13,341 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:38:13,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:38:13,342 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:38:13,342 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:38:13,342 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:38:13,344 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:38:13,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:38:13,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:38:13,346 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:38:13,347 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:38:13,347 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:38:13,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:38:13,349 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:38:13,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:38:13,352 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:38:13,352 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:38:13,353 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:38:13,353 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:38:13,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:38:13,354 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:38:13,354 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:38:13,354 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:38:13,355 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:38:13,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:38:13,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:38:13,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:38:13,361 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 -> cf85c00740955c37c0dc46475518650b3a752721 [2019-11-27 16:38:13,962 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:38:13,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:38:14,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:38:14,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:38:14,007 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:38:14,009 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe028_power.opt.i [2019-11-27 16:38:14,173 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff426c160/5b7f0c5aadb2435fb984b0f7dd4ef8bd/FLAGddb8281d0 [2019-11-27 16:38:15,459 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:38:15,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe028_power.opt.i [2019-11-27 16:38:15,503 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff426c160/5b7f0c5aadb2435fb984b0f7dd4ef8bd/FLAGddb8281d0 [2019-11-27 16:38:15,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff426c160/5b7f0c5aadb2435fb984b0f7dd4ef8bd [2019-11-27 16:38:15,531 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:38:15,534 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:38:15,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:15,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:38:15,558 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:38:15,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:15" (1/1) ... [2019-11-27 16:38:15,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685d65fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:15, skipping insertion in model container [2019-11-27 16:38:15,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:38:15" (1/1) ... [2019-11-27 16:38:15,589 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:38:15,715 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:38:16,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:16,899 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:38:17,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:38:17,333 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:38:17,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17 WrapperNode [2019-11-27 16:38:17,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:38:17,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:17,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:38:17,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:38:17,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,451 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:38:17,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:38:17,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:38:17,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:38:17,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,586 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,632 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:38:17" (1/1) ... [2019-11-27 16:38:17,689 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:38:17,692 INFO L168 Benchmark]: Toolchain (without parser) took 2158.11 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 955.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:17,696 INFO L168 Benchmark]: CDTParser took 2.95 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 16:38:17,699 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1787.44 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 960.8 MB in the end (delta: 849.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:17,701 INFO L168 Benchmark]: Boogie Procedure Inliner took 196.46 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:38:17,703 INFO L168 Benchmark]: Boogie Preprocessor took 155.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:38:17,716 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.95 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 1787.44 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 960.8 MB in the end (delta: 849.0 kB). Peak memory consumption was 21.0 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 196.46 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 155.29 ms. Allocated memory is still 1.0 GB. Free memory was 960.8 MB in the beginning and 955.1 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...