./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-wmm/safe020_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe020_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 ec73bdee1d09c2e7cdd65a35402449eef47dc60a .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-wmm/safe020_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 ec73bdee1d09c2e7cdd65a35402449eef47dc60a .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 10:15:41,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:15:41,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:15:41,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:15:41,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:15:41,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:15:41,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:15:41,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:15:41,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:15:41,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:15:41,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:15:41,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:15:41,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:15:41,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:15:41,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:15:41,774 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:15:41,781 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:15:41,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:15:41,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:15:41,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:15:41,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:15:41,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:15:41,813 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:15:41,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:15:41,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:15:41,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:15:41,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:15:41,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:15:41,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:15:41,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:15:41,836 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:15:41,839 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:15:41,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:15:41,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:15:41,846 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:15:41,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:15:41,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:15:41,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:15:41,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:15:41,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:15:41,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:15:41,862 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 10:15:41,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:15:41,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:15:41,910 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:15:41,910 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:15:41,911 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:15:41,911 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:15:41,911 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:15:41,912 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:15:41,912 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:15:41,912 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:15:41,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:15:41,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:15:41,915 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:15:41,916 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:15:41,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:15:41,919 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:15:41,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:15:41,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:15:41,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:15:41,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:15:41,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:15:41,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:15:41,924 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:15:41,924 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:15:41,925 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:15:41,925 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:15:41,925 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:15:41,926 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:15:41,926 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 -> ec73bdee1d09c2e7cdd65a35402449eef47dc60a [2019-11-27 10:15:42,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:15:42,446 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:15:42,454 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:15:42,458 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:15:42,459 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:15:42,460 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_tso.oepc.i [2019-11-27 10:15:42,622 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fad887c4/ccb6af3e3d1a45f9ac7e9f8c04808dfe/FLAG533900ad1 [2019-11-27 10:15:43,873 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:15:43,877 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_tso.oepc.i [2019-11-27 10:15:43,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fad887c4/ccb6af3e3d1a45f9ac7e9f8c04808dfe/FLAG533900ad1 [2019-11-27 10:15:43,953 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7fad887c4/ccb6af3e3d1a45f9ac7e9f8c04808dfe [2019-11-27 10:15:43,962 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:15:43,965 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:15:43,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:43,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:15:43,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:15:43,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:43" (1/1) ... [2019-11-27 10:15:43,991 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 10:15:43, skipping insertion in model container [2019-11-27 10:15:43,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:43" (1/1) ... [2019-11-27 10:15:44,003 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:15:44,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:15:45,036 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:45,052 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:15:45,190 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:45,356 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:15:45,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45 WrapperNode [2019-11-27 10:15:45,358 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:45,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:45,368 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:15:45,368 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:15:45,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,496 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:45,498 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:15:45,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:15:45,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:15:45,509 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:45" (1/1) ... [2019-11-27 10:15:45,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:15:45,572 INFO L168 Benchmark]: Toolchain (without parser) took 1602.42 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 10:15:45,573 INFO L168 Benchmark]: CDTParser took 2.77 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 10:15:45,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1391.97 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 10:15:45,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 135.64 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 10:15:45,592 INFO L168 Benchmark]: Boogie Preprocessor took 65.22 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 10:15:45,605 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.77 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 1391.97 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 135.64 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 65.22 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... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 10:15:49,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:15:49,394 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:15:49,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:15:49,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:15:49,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:15:49,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:15:49,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:15:49,451 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:15:49,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:15:49,459 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:15:49,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:15:49,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:15:49,471 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:15:49,474 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:15:49,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:15:49,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:15:49,490 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:15:49,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:15:49,502 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:15:49,511 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:15:49,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:15:49,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:15:49,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:15:49,531 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:15:49,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:15:49,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:15:49,536 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:15:49,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:15:49,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:15:49,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:15:49,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:15:49,544 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:15:49,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:15:49,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:15:49,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:15:49,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:15:49,557 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:15:49,557 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:15:49,561 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:15:49,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:15:49,567 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 10:15:49,613 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:15:49,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:15:49,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:15:49,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:15:49,621 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:15:49,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:15:49,621 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 10:15:49,622 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 10:15:49,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:15:49,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:15:49,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:15:49,626 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:15:49,626 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:15:49,626 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:15:49,627 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 10:15:49,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:15:49,629 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:15:49,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:15:49,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:15:49,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:15:49,630 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:15:49,632 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:15:49,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:15:49,632 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:15:49,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:15:49,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:15:49,635 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:15:49,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:15:49,635 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:15:49,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:15:49,637 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 -> ec73bdee1d09c2e7cdd65a35402449eef47dc60a [2019-11-27 10:15:50,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:15:50,291 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:15:50,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:15:50,305 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:15:50,305 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:15:50,307 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-wmm/safe020_tso.oepc.i [2019-11-27 10:15:50,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411bfc68d/c4f17ff741864b2998adb697fd3801d0/FLAG84b73e8f6 [2019-11-27 10:15:51,643 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:15:51,646 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-wmm/safe020_tso.oepc.i [2019-11-27 10:15:51,673 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411bfc68d/c4f17ff741864b2998adb697fd3801d0/FLAG84b73e8f6 [2019-11-27 10:15:51,751 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/411bfc68d/c4f17ff741864b2998adb697fd3801d0 [2019-11-27 10:15:51,757 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:15:51,760 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:15:51,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:51,765 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:15:51,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:15:51,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:51" (1/1) ... [2019-11-27 10:15:51,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42beb182 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:51, skipping insertion in model container [2019-11-27 10:15:51,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:15:51" (1/1) ... [2019-11-27 10:15:51,796 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:15:51,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:15:52,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:52,820 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:15:52,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:15:53,150 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:15:53,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53 WrapperNode [2019-11-27 10:15:53,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:15:53,156 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:53,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:15:53,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:15:53,182 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:15:53,290 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:15:53,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:15:53,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:15:53,306 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,362 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:15:53" (1/1) ... [2019-11-27 10:15:53,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:15:53,387 INFO L168 Benchmark]: Toolchain (without parser) took 1614.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 966.7 MB in the end (delta: 718.8 kB). Peak memory consumption was 784.4 kB. Max. memory is 12.5 GB. [2019-11-27 10:15:53,389 INFO L168 Benchmark]: CDTParser took 3.17 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 10:15:53,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1391.68 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 966.7 MB in the end (delta: 718.8 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:15:53,396 INFO L168 Benchmark]: Boogie Procedure Inliner took 134.20 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 10:15:53,407 INFO L168 Benchmark]: Boogie Preprocessor took 81.66 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 10:15:53,414 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.17 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 1391.68 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 966.7 MB in the end (delta: 718.8 kB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 134.20 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. * Boogie Preprocessor took 81.66 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...