./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe006_tso.oepc.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/safe006_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 1c3de4e133879009de4df67b5254da93474effda ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/safe006_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 1c3de4e133879009de4df67b5254da93474effda .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:36:26,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:26,836 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:26,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:26,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:26,876 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:26,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:26,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:26,901 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:26,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:26,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:26,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:26,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:26,920 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:26,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:26,927 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:26,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:26,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:26,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:26,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:26,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:26,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:26,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:26,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:26,973 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:26,974 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:26,974 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:26,983 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:26,984 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:26,985 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:26,986 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:26,987 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:26,991 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:26,992 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:26,995 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:26,997 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:27,001 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:27,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:27,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:27,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:27,009 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:27,010 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:36:27,065 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:27,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:27,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:27,074 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:27,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:27,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:27,078 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:27,079 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:36:27,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:27,079 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:27,082 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:27,082 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:27,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:27,084 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:27,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:27,085 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:27,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:27,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:27,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:27,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:27,088 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:27,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:27,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:27,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:27,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:27,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:36:27,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:36:27,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:27,095 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 -> 1c3de4e133879009de4df67b5254da93474effda [2019-11-27 16:36:27,720 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:27,750 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:27,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:27,763 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:27,765 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:27,767 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe006_tso.oepc.i [2019-11-27 16:36:27,931 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095530d81/80814d680cf549e3abe71bc6739f7646/FLAG8329f19f8 [2019-11-27 16:36:29,191 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:29,195 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe006_tso.oepc.i [2019-11-27 16:36:29,232 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095530d81/80814d680cf549e3abe71bc6739f7646/FLAG8329f19f8 [2019-11-27 16:36:29,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095530d81/80814d680cf549e3abe71bc6739f7646 [2019-11-27 16:36:29,278 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:29,283 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:29,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:29,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:29,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:29,302 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:29" (1/1) ... [2019-11-27 16:36:29,311 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4893e87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:29, skipping insertion in model container [2019-11-27 16:36:29,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:29" (1/1) ... [2019-11-27 16:36:29,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:29,446 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:30,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:30,444 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:30,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:30,777 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:30,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30 WrapperNode [2019-11-27 16:36:30,778 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:30,779 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:30,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:30,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:30,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,916 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:30,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:30,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:30,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:30,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:30" (1/1) ... [2019-11-27 16:36:30,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:30,992 INFO L168 Benchmark]: Toolchain (without parser) took 1703.58 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 962.4 MB in the end (delta: -701.6 kB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:31,006 INFO L168 Benchmark]: CDTParser took 3.61 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 16:36:31,013 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1487.54 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 968.1 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:31,014 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.49 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:31,016 INFO L168 Benchmark]: Boogie Preprocessor took 64.45 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:31,028 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.61 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 1487.54 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 968.1 MB in the end (delta: -6.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 139.49 ms. Allocated memory is still 1.0 GB. Free memory was 968.1 MB in the beginning and 962.4 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 64.45 ms. Allocated memory is still 1.0 GB. Free memory is still 962.4 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 16:36:35,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:36:35,196 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:36:35,230 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:36:35,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:36:35,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:36:35,241 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:36:35,261 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:36:35,263 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:36:35,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:36:35,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:36:35,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:36:35,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:36:35,284 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:36:35,290 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:36:35,293 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:36:35,297 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:36:35,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:36:35,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:36:35,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:36:35,324 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:36:35,331 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:36:35,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:36:35,339 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:36:35,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:36:35,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:36:35,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:36:35,354 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:36:35,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:36:35,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:36:35,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:36:35,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:36:35,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:36:35,365 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:36:35,368 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:36:35,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:36:35,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:36:35,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:36:35,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:36:35,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:36:35,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:36:35,381 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:36:35,423 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:36:35,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:36:35,429 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:36:35,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:36:35,430 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:36:35,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:36:35,433 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:36:35,434 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:36:35,434 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:36:35,434 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:36:35,438 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:36:35,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:36:35,439 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:36:35,439 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:36:35,439 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:36:35,440 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:36:35,440 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:36:35,441 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:36:35,444 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:36:35,444 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:36:35,445 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:36:35,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:36:35,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:36:35,446 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:36:35,446 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:36:35,446 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:36:35,447 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:36:35,449 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:36:35,449 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:36:35,449 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:36:35,451 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 -> 1c3de4e133879009de4df67b5254da93474effda [2019-11-27 16:36:36,113 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:36:36,142 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:36:36,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:36:36,153 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:36:36,156 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:36:36,158 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe006_tso.oepc.i [2019-11-27 16:36:36,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c968b8f8/a26fccb934564caea490c08755983483/FLAG02400f9ca [2019-11-27 16:36:37,583 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:36:37,591 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe006_tso.oepc.i [2019-11-27 16:36:37,628 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c968b8f8/a26fccb934564caea490c08755983483/FLAG02400f9ca [2019-11-27 16:36:37,674 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7c968b8f8/a26fccb934564caea490c08755983483 [2019-11-27 16:36:37,685 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:36:37,690 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:36:37,696 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:37,697 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:36:37,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:36:37,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10339ec5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:37, skipping insertion in model container [2019-11-27 16:36:37,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:36:37" (1/1) ... [2019-11-27 16:36:37,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:36:37,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:36:38,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:38,892 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:36:39,026 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:36:39,223 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:36:39,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39 WrapperNode [2019-11-27 16:36:39,227 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:36:39,228 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:39,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:36:39,230 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:36:39,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,316 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:36:39,317 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:36:39,317 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:36:39,317 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:36:39,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,327 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,333 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,397 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:36:39" (1/1) ... [2019-11-27 16:36:39,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:36:39,414 INFO L168 Benchmark]: Toolchain (without parser) took 1723.11 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 966.7 MB in the end (delta: -5.0 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:39,421 INFO L168 Benchmark]: CDTParser took 2.73 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 16:36:39,430 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1531.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:39,432 INFO L168 Benchmark]: Boogie Procedure Inliner took 88.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:36:39,433 INFO L168 Benchmark]: Boogie Preprocessor took 90.50 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:36:39,445 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.73 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 1531.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.4 MB in the end (delta: -10.7 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 88.57 ms. Allocated memory is still 1.0 GB. Free memory was 972.4 MB in the beginning and 966.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 90.50 ms. Allocated memory is still 1.0 GB. Free memory is still 966.7 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...