./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 5da3c970105ddcb9c0b09e07e0bc998de45b03b7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-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 64bit --witnessprinter.graph.data.programhash 5da3c970105ddcb9c0b09e07e0bc998de45b03b7 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:41:23,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:41:23,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:41:23,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:41:23,760 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:41:23,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:41:23,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:41:23,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:41:23,790 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:41:23,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:41:23,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:41:23,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:41:23,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:41:23,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:41:23,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:41:23,824 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:41:23,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:41:23,830 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:41:23,836 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:41:23,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:41:23,857 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:41:23,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:41:23,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:41:23,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:41:23,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:41:23,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:41:23,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:41:23,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:41:23,893 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:41:23,894 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:41:23,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:41:23,900 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:41:23,901 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:41:23,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:41:23,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:41:23,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:41:23,914 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:41:23,914 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:41:23,916 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:41:23,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:41:23,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:41:23,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 10:41:23,972 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:41:23,975 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:41:23,979 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:41:23,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:41:23,980 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:41:23,983 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:41:23,983 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 10:41:23,984 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:41:23,984 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:41:23,984 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:41:23,988 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:41:23,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:41:23,989 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:41:23,989 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:41:23,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:41:23,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:41:23,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:41:23,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:41:23,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:41:23,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:41:23,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:41:23,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:41:23,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 10:41:23,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 10:41:23,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:41:23,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:41:23,998 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5da3c970105ddcb9c0b09e07e0bc998de45b03b7 [2019-11-27 10:41:24,663 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:41:24,696 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:41:24,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:41:24,708 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:41:24,711 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:41:24,715 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2019-11-27 10:41:24,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97bde7842/6fdac8a1405944d38be8610edeea93fa/FLAGf29e8e61b [2019-11-27 10:41:26,840 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:41:26,846 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2019-11-27 10:41:26,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97bde7842/6fdac8a1405944d38be8610edeea93fa/FLAGf29e8e61b [2019-11-27 10:41:27,000 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97bde7842/6fdac8a1405944d38be8610edeea93fa [2019-11-27 10:41:27,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:41:27,018 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:41:27,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:41:27,027 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:41:27,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:41:27,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:41:27" (1/1) ... [2019-11-27 10:41:27,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d57adf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:27, skipping insertion in model container [2019-11-27 10:41:27,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:41:27" (1/1) ... [2019-11-27 10:41:27,072 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:41:27,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:41:30,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:41:30,406 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:41:30,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:41:31,406 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:41:31,410 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31 WrapperNode [2019-11-27 10:41:31,411 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:41:31,412 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:41:31,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:41:31,413 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:41:31,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:31,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:31,907 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:41:31,910 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:41:31,910 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:41:31,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:41:31,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:31,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:31,982 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:31,984 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:32,249 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:32,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:32,355 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:31" (1/1) ... [2019-11-27 10:41:32,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:41:32,412 INFO L168 Benchmark]: Toolchain (without parser) took 5390.06 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 816.3 MB in the end (delta: 139.6 MB). Peak memory consumption was 139.7 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:32,415 INFO L168 Benchmark]: CDTParser took 0.45 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 10:41:32,421 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4387.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 862.1 MB in the end (delta: 93.8 MB). Peak memory consumption was 93.9 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:32,423 INFO L168 Benchmark]: Boogie Procedure Inliner took 497.75 ms. Allocated memory is still 1.0 GB. Free memory was 862.1 MB in the beginning and 845.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:32,424 INFO L168 Benchmark]: Boogie Preprocessor took 495.60 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:32,438 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 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 4387.56 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 862.1 MB in the end (delta: 93.8 MB). Peak memory consumption was 93.9 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 497.75 ms. Allocated memory is still 1.0 GB. Free memory was 862.1 MB in the beginning and 845.0 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 495.60 ms. Allocated memory is still 1.0 GB. Free memory was 845.0 MB in the beginning and 816.3 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 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-da95e15 [2019-11-27 10:41:36,763 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 10:41:36,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 10:41:36,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 10:41:36,802 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 10:41:36,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 10:41:36,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 10:41:36,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 10:41:36,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 10:41:36,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 10:41:36,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 10:41:36,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 10:41:36,858 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 10:41:36,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 10:41:36,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 10:41:36,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 10:41:36,874 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 10:41:36,878 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 10:41:36,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 10:41:36,894 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 10:41:36,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 10:41:36,911 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 10:41:36,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 10:41:36,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 10:41:36,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 10:41:36,928 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 10:41:36,928 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 10:41:36,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 10:41:36,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 10:41:36,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 10:41:36,937 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 10:41:36,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 10:41:36,940 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 10:41:36,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 10:41:36,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 10:41:36,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 10:41:36,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 10:41:36,955 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 10:41:36,955 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 10:41:36,957 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 10:41:36,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 10:41:36,963 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 10:41:37,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 10:41:37,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 10:41:37,009 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 10:41:37,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 10:41:37,013 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 10:41:37,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 10:41:37,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 10:41:37,015 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 10:41:37,015 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 10:41:37,015 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 10:41:37,017 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 10:41:37,017 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 10:41:37,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 10:41:37,021 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 10:41:37,021 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 10:41:37,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 10:41:37,022 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 10:41:37,022 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 10:41:37,022 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 10:41:37,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 10:41:37,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 10:41:37,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 10:41:37,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 10:41:37,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 10:41:37,027 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 10:41:37,027 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 10:41:37,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 10:41:37,028 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 10:41:37,030 INFO L138 SettingsManager]: * To the following directory=dump/ 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5da3c970105ddcb9c0b09e07e0bc998de45b03b7 [2019-11-27 10:41:37,671 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 10:41:37,713 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 10:41:37,725 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 10:41:37,727 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 10:41:37,727 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 10:41:37,729 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2019-11-27 10:41:37,901 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d25c99cef/e858d0aadf0041d99ae0e2c034869368/FLAG310a5df89 [2019-11-27 10:41:39,685 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 10:41:39,690 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point.cil.out.i [2019-11-27 10:41:39,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d25c99cef/e858d0aadf0041d99ae0e2c034869368/FLAG310a5df89 [2019-11-27 10:41:39,832 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d25c99cef/e858d0aadf0041d99ae0e2c034869368 [2019-11-27 10:41:39,841 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 10:41:39,846 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 10:41:39,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 10:41:39,853 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 10:41:39,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 10:41:39,865 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:41:39" (1/1) ... [2019-11-27 10:41:39,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d39e63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:39, skipping insertion in model container [2019-11-27 10:41:39,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 10:41:39" (1/1) ... [2019-11-27 10:41:39,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 10:41:40,165 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 10:41:43,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:41:43,814 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 10:41:44,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 10:41:44,968 INFO L208 MainTranslator]: Completed translation [2019-11-27 10:41:44,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44 WrapperNode [2019-11-27 10:41:44,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 10:41:44,978 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 10:41:44,978 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 10:41:44,979 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 10:41:45,000 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,147 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 10:41:45,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 10:41:45,510 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 10:41:45,510 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 10:41:45,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,539 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,828 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,901 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,944 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 10:41:44" (1/1) ... [2019-11-27 10:41:45,997 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 10:41:46,009 INFO L168 Benchmark]: Toolchain (without parser) took 6157.08 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 803.0 MB in the end (delta: 151.6 MB). Peak memory consumption was 151.6 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:46,010 INFO L168 Benchmark]: CDTParser took 3.11 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 10:41:46,012 INFO L168 Benchmark]: CACSL2BoogieTranslator took 5121.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 844.5 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.1 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:46,015 INFO L168 Benchmark]: Boogie Procedure Inliner took 528.94 ms. Allocated memory is still 1.0 GB. Free memory was 844.5 MB in the beginning and 827.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:46,025 INFO L168 Benchmark]: Boogie Preprocessor took 492.06 ms. Allocated memory is still 1.0 GB. Free memory was 827.3 MB in the beginning and 803.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. [2019-11-27 10:41:46,034 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.11 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 5121.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 844.5 MB in the end (delta: 110.0 MB). Peak memory consumption was 110.1 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 528.94 ms. Allocated memory is still 1.0 GB. Free memory was 844.5 MB in the beginning and 827.3 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 492.06 ms. Allocated memory is still 1.0 GB. Free memory was 827.3 MB in the beginning and 803.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 24.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...