./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-ext/06_ticket.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-ext/06_ticket.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 5009ee9e440762ac9245d04b17e3a2ad1e41dab7 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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-ext/06_ticket.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 5009ee9e440762ac9245d04b17e3a2ad1e41dab7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 16:29:59,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:29:59,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:29:59,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:29:59,800 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:29:59,804 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:29:59,807 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:29:59,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:29:59,828 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:29:59,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:29:59,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:29:59,841 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:29:59,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:29:59,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:29:59,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:29:59,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:29:59,853 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:29:59,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:29:59,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:29:59,867 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:29:59,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:29:59,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:29:59,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:29:59,889 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:29:59,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:29:59,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:29:59,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:29:59,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:29:59,902 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:29:59,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:29:59,906 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:29:59,907 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:29:59,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:29:59,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:29:59,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:29:59,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:29:59,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:29:59,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:29:59,921 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:29:59,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:29:59,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:29:59,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:29:59,982 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:29:59,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:29:59,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:29:59,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:29:59,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:29:59,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:29:59,992 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:29:59,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:29:59,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:29:59,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:29:59,999 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:29:59,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:29:59,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:00,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:00,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:00,001 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:00,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:00,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:00,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:00,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:00,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:00,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:00,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:00,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:00,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:00,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:30:00,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:30:00,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:00,010 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 -> 5009ee9e440762ac9245d04b17e3a2ad1e41dab7 [2019-11-27 16:30:00,570 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:00,606 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:00,610 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:00,614 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:00,616 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:00,620 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/06_ticket.i [2019-11-27 16:30:00,807 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/413183840/dc07651ca11b4bc6aa23fd975d0366ad/FLAG674efc36d [2019-11-27 16:30:02,071 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:02,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/06_ticket.i [2019-11-27 16:30:02,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/413183840/dc07651ca11b4bc6aa23fd975d0366ad/FLAG674efc36d [2019-11-27 16:30:02,156 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/413183840/dc07651ca11b4bc6aa23fd975d0366ad [2019-11-27 16:30:02,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:02,167 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:02,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:02,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:02,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:02,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:02,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f374e42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:02, skipping insertion in model container [2019-11-27 16:30:02,195 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:02" (1/1) ... [2019-11-27 16:30:02,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:02,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:03,171 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:03,193 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:03,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:03,391 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:03,392 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03 WrapperNode [2019-11-27 16:30:03,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:03,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:03,393 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:03,398 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:03,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,449 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:03,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:03,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:03,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:03,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:03" (1/1) ... [2019-11-27 16:30:03,561 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:03,584 INFO L168 Benchmark]: Toolchain (without parser) took 1398.85 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 16:30:03,587 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. [2019-11-27 16:30:03,589 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1217.67 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. [2019-11-27 16:30:03,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.62 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:30:03,595 INFO L168 Benchmark]: Boogie Preprocessor took 77.08 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 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 16:30:03,605 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 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 1217.67 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 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 20.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 92.62 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 12.5 GB. * Boogie Preprocessor took 77.08 ms. Allocated memory is still 1.0 GB. Free memory was 972.5 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. 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 16:30:07,422 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:30:07,427 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:30:07,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:30:07,464 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:30:07,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:30:07,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:30:07,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:30:07,492 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:30:07,495 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:30:07,497 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:30:07,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:30:07,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:30:07,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:30:07,512 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:30:07,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:30:07,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:30:07,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:30:07,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:30:07,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:30:07,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:30:07,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:30:07,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:30:07,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:30:07,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:30:07,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:30:07,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:30:07,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:30:07,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:30:07,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:30:07,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:30:07,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:30:07,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:30:07,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:30:07,583 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:30:07,584 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:30:07,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:30:07,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:30:07,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:30:07,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:30:07,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:30:07,595 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:30:07,648 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:30:07,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:30:07,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:30:07,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:30:07,660 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:30:07,660 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:30:07,661 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:30:07,661 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:30:07,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:30:07,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:30:07,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:30:07,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:30:07,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:30:07,663 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:30:07,667 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:30:07,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:30:07,668 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:30:07,668 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:30:07,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:30:07,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:30:07,669 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:30:07,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:30:07,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:30:07,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:30:07,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:30:07,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:30:07,673 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:30:07,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:30:07,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:30:07,674 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:30:07,675 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 -> 5009ee9e440762ac9245d04b17e3a2ad1e41dab7 [2019-11-27 16:30:08,351 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:30:08,383 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:30:08,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:30:08,397 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:30:08,399 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:30:08,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-ext/06_ticket.i [2019-11-27 16:30:08,565 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5a1c1fc/402a7d80160e4073978115e4f813f536/FLAGa387da4ac [2019-11-27 16:30:09,840 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:30:09,843 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-ext/06_ticket.i [2019-11-27 16:30:09,880 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5a1c1fc/402a7d80160e4073978115e4f813f536/FLAGa387da4ac [2019-11-27 16:30:09,920 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8c5a1c1fc/402a7d80160e4073978115e4f813f536 [2019-11-27 16:30:09,930 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:30:09,936 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:30:09,940 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:09,941 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:30:09,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:30:09,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:09" (1/1) ... [2019-11-27 16:30:09,960 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bcb722f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:09, skipping insertion in model container [2019-11-27 16:30:09,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:30:09" (1/1) ... [2019-11-27 16:30:09,984 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:30:10,094 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:30:11,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:11,187 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:30:11,319 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:30:11,504 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:30:11,506 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11 WrapperNode [2019-11-27 16:30:11,506 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:30:11,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:11,508 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:30:11,508 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:30:11,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,666 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:30:11,667 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:30:11,670 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:30:11,670 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:30:11,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,705 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,728 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,742 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:30:11" (1/1) ... [2019-11-27 16:30:11,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:30:11,773 INFO L168 Benchmark]: Toolchain (without parser) took 1837.94 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 16:30:11,774 INFO L168 Benchmark]: CDTParser took 3.19 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 16:30:11,778 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1567.20 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 16:30:11,779 INFO L168 Benchmark]: Boogie Procedure Inliner took 159.57 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 16:30:11,780 INFO L168 Benchmark]: Boogie Preprocessor took 100.58 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 16:30:11,799 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.19 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 1567.20 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 159.57 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 100.58 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...