./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.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/safe026_tso.oepc.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 129ce07aaaf72d43feda4e85ee0279cc31551c1d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/safe026_tso.oepc.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 129ce07aaaf72d43feda4e85ee0279cc31551c1d ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:21:05,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:21:05,770 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:21:05,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:21:05,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:21:05,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:21:05,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:21:05,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:21:05,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:21:05,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:21:05,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:21:05,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:21:05,849 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:21:05,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:21:05,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:21:05,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:21:05,865 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:21:05,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:21:05,875 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:21:05,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:21:05,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:21:05,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:21:05,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:21:05,904 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:21:05,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:21:05,913 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:21:05,913 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:21:05,917 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:21:05,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:21:05,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:21:05,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:21:05,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:21:05,926 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:21:05,928 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:21:05,931 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:21:05,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:21:05,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:21:05,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:21:05,937 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:21:05,938 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:21:05,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:21:05,942 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-25 23:21:05,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:21:05,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:21:05,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:21:05,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:21:05,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:21:05,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:21:05,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:21:05,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-25 23:21:05,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:21:05,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:21:05,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:21:05,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:21:05,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:21:05,998 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:21:05,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:21:06,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:21:06,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:21:06,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:21:06,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:21:06,002 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:21:06,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:21:06,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:21:06,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:21:06,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:21:06,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:21:06,006 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-25 23:21:06,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-25 23:21:06,007 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:21:06,007 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 -> 129ce07aaaf72d43feda4e85ee0279cc31551c1d [2019-11-25 23:21:06,610 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:21:06,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:21:06,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:21:06,652 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:21:06,654 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:21:06,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-25 23:21:06,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c533415d6/a3ebc7f6c80548a7a09f53573d42aaa1/FLAG337752c9b [2019-11-25 23:21:08,086 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:21:08,090 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-25 23:21:08,132 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c533415d6/a3ebc7f6c80548a7a09f53573d42aaa1/FLAG337752c9b [2019-11-25 23:21:08,169 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c533415d6/a3ebc7f6c80548a7a09f53573d42aaa1 [2019-11-25 23:21:08,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:21:08,182 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:21:08,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:21:08,187 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:21:08,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:21:08,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:21:08" (1/1) ... [2019-11-25 23:21:08,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6628c258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:08, skipping insertion in model container [2019-11-25 23:21:08,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:21:08" (1/1) ... [2019-11-25 23:21:08,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:21:08,337 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:21:09,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:21:09,361 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:21:09,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:21:09,678 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:21:09,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09 WrapperNode [2019-11-25 23:21:09,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:21:09,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:21:09,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:21:09,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:21:09,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,762 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:21:09,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:21:09,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:21:09,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:21:09,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,822 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:09" (1/1) ... [2019-11-25 23:21:09,864 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:21:09,874 INFO L168 Benchmark]: Toolchain (without parser) took 1687.37 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 956.8 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:21:09,891 INFO L168 Benchmark]: CDTParser took 0.43 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. [2019-11-25 23:21:09,893 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1496.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:21:09,899 INFO L168 Benchmark]: Boogie Procedure Inliner took 120.17 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:21:09,900 INFO L168 Benchmark]: Boogie Preprocessor took 61.76 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:21:09,907 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 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 1496.10 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 962.6 MB in the end (delta: 4.9 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 120.17 ms. Allocated memory is still 1.0 GB. Free memory was 962.6 MB in the beginning and 956.8 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 61.76 ms. Allocated memory is still 1.0 GB. Free memory is still 956.8 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 23:21:13,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-25 23:21:13,688 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-25 23:21:13,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-25 23:21:13,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-25 23:21:13,736 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-25 23:21:13,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-25 23:21:13,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-25 23:21:13,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-25 23:21:13,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-25 23:21:13,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-25 23:21:13,775 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-25 23:21:13,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-25 23:21:13,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-25 23:21:13,785 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-25 23:21:13,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-25 23:21:13,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-25 23:21:13,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-25 23:21:13,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-25 23:21:13,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-25 23:21:13,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-25 23:21:13,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-25 23:21:13,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-25 23:21:13,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-25 23:21:13,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-25 23:21:13,845 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-25 23:21:13,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-25 23:21:13,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-25 23:21:13,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-25 23:21:13,851 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-25 23:21:13,851 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-25 23:21:13,854 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-25 23:21:13,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-25 23:21:13,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-25 23:21:13,862 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-25 23:21:13,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-25 23:21:13,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-25 23:21:13,868 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-25 23:21:13,868 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-25 23:21:13,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-25 23:21:13,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-25 23:21:13,875 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-25 23:21:13,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-25 23:21:13,920 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-25 23:21:13,923 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-25 23:21:13,923 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-25 23:21:13,923 INFO L138 SettingsManager]: * Use SBE=true [2019-11-25 23:21:13,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-25 23:21:13,926 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-25 23:21:13,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-25 23:21:13,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-25 23:21:13,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-25 23:21:13,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-25 23:21:13,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-25 23:21:13,931 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-25 23:21:13,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-25 23:21:13,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-25 23:21:13,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-25 23:21:13,933 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-25 23:21:13,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-25 23:21:13,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-25 23:21:13,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-25 23:21:13,937 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-25 23:21:13,937 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-25 23:21:13,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-25 23:21:13,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-25 23:21:13,938 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-25 23:21:13,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-25 23:21:13,939 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-25 23:21:13,939 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-25 23:21:13,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-25 23:21:13,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-25 23:21:13,944 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 -> 129ce07aaaf72d43feda4e85ee0279cc31551c1d [2019-11-25 23:21:14,479 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-25 23:21:14,509 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-25 23:21:14,519 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-25 23:21:14,521 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-25 23:21:14,525 INFO L275 PluginConnector]: CDTParser initialized [2019-11-25 23:21:14,527 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-25 23:21:14,682 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbbbc251/d0f2d64cf7a84d2c8b3b26b0b0147983/FLAG652c000c3 [2019-11-25 23:21:15,930 INFO L306 CDTParser]: Found 1 translation units. [2019-11-25 23:21:15,933 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe026_tso.oepc.i [2019-11-25 23:21:15,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbbbc251/d0f2d64cf7a84d2c8b3b26b0b0147983/FLAG652c000c3 [2019-11-25 23:21:16,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3fbbbc251/d0f2d64cf7a84d2c8b3b26b0b0147983 [2019-11-25 23:21:16,020 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-25 23:21:16,026 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-25 23:21:16,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-25 23:21:16,030 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-25 23:21:16,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-25 23:21:16,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:21:16" (1/1) ... [2019-11-25 23:21:16,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29715357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:16, skipping insertion in model container [2019-11-25 23:21:16,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:21:16" (1/1) ... [2019-11-25 23:21:16,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-25 23:21:16,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-25 23:21:17,213 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:21:17,255 INFO L203 MainTranslator]: Completed pre-run [2019-11-25 23:21:17,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-25 23:21:17,608 INFO L208 MainTranslator]: Completed translation [2019-11-25 23:21:17,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17 WrapperNode [2019-11-25 23:21:17,615 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-25 23:21:17,616 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-25 23:21:17,616 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-25 23:21:17,616 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-25 23:21:17,641 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,779 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-25 23:21:17,781 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-25 23:21:17,782 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-25 23:21:17,782 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-25 23:21:17,807 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,807 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,864 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:21:17" (1/1) ... [2019-11-25 23:21:17,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-25 23:21:17,907 INFO L168 Benchmark]: Toolchain (without parser) took 1875.05 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.2 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:21:17,910 INFO L168 Benchmark]: CDTParser took 0.41 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 23:21:17,914 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1587.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. [2019-11-25 23:21:17,917 INFO L168 Benchmark]: Boogie Procedure Inliner took 165.36 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:21:17,920 INFO L168 Benchmark]: Boogie Preprocessor took 113.30 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-25 23:21:17,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 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 1587.47 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 966.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 20.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 165.36 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 113.30 ms. Allocated memory is still 1.0 GB. Free memory is still 966.8 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...