./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_async.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_async.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 456a98a1eb2765cccfab681ac04d8034325c1793 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_async.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 456a98a1eb2765cccfab681ac04d8034325c1793 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 17:03:40,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:03:40,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:03:40,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:03:40,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:03:40,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:03:40,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:03:40,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:03:40,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:03:40,905 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:03:40,906 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:03:40,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:03:40,911 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:03:40,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:03:40,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:03:40,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:03:40,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:03:40,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:03:40,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:03:40,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:03:40,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:03:40,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:03:40,945 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:03:40,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:03:40,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:03:40,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:03:40,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:03:40,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:03:40,959 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:03:40,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:03:40,960 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:03:40,961 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:03:40,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:03:40,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:03:40,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:03:40,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:03:40,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:03:40,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:03:40,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:03:40,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:03:40,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:03:40,976 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-27 17:03:41,003 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:03:41,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:03:41,005 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:03:41,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:03:41,009 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:03:41,009 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:03:41,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 17:03:41,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:03:41,010 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:03:41,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:03:41,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:03:41,011 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:03:41,011 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:03:41,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:03:41,012 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:03:41,012 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:03:41,012 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:03:41,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:03:41,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:03:41,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:03:41,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:03:41,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:03:41,014 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 17:03:41,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 17:03:41,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:03:41,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:03:41,016 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 -> 456a98a1eb2765cccfab681ac04d8034325c1793 [2019-11-27 17:03:41,431 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:03:41,447 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:03:41,456 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:03:41,457 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:03:41,457 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:03:41,458 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_async.ko-entry_point.cil.out.i [2019-11-27 17:03:41,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221eec3fd/ff9c3c3315d94e4a87525563dd16b0e3/FLAG7b95aff9c [2019-11-27 17:03:42,820 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:03:42,824 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_async.ko-entry_point.cil.out.i [2019-11-27 17:03:42,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221eec3fd/ff9c3c3315d94e4a87525563dd16b0e3/FLAG7b95aff9c [2019-11-27 17:03:43,096 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/221eec3fd/ff9c3c3315d94e4a87525563dd16b0e3 [2019-11-27 17:03:43,101 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:03:43,104 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:03:43,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:03:43,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:03:43,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:03:43,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:03:43" (1/1) ... [2019-11-27 17:03:43,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45842dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:43, skipping insertion in model container [2019-11-27 17:03:43,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:03:43" (1/1) ... [2019-11-27 17:03:43,138 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:03:43,305 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:03:45,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:03:45,625 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:03:46,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:03:46,290 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:03:46,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46 WrapperNode [2019-11-27 17:03:46,296 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:03:46,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:03:46,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:03:46,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:03:46,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:03:46,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:03:46,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:03:46,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:03:46,696 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,925 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:46,953 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:46" (1/1) ... [2019-11-27 17:03:47,011 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:03:47,018 INFO L168 Benchmark]: Toolchain (without parser) took 3909.87 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 797.5 MB in the end (delta: 151.3 MB). Peak memory consumption was 151.4 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:47,019 INFO L168 Benchmark]: CDTParser took 1.98 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 17:03:47,024 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3186.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 849.1 MB in the end (delta: 99.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:47,026 INFO L168 Benchmark]: Boogie Procedure Inliner took 382.82 ms. Allocated memory is still 1.0 GB. Free memory was 849.1 MB in the beginning and 820.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:47,027 INFO L168 Benchmark]: Boogie Preprocessor took 331.42 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 797.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:47,038 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.98 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 3186.44 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 849.1 MB in the end (delta: 99.7 MB). Peak memory consumption was 99.8 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 382.82 ms. Allocated memory is still 1.0 GB. Free memory was 849.1 MB in the beginning and 820.4 MB in the end (delta: 28.6 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 331.42 ms. Allocated memory is still 1.0 GB. Free memory was 820.4 MB in the beginning and 797.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 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 17:03:49,777 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 17:03:49,783 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 17:03:49,806 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 17:03:49,807 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 17:03:49,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 17:03:49,815 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 17:03:49,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 17:03:49,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 17:03:49,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 17:03:49,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 17:03:49,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 17:03:49,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 17:03:49,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 17:03:49,847 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 17:03:49,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 17:03:49,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 17:03:49,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 17:03:49,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 17:03:49,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 17:03:49,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 17:03:49,872 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 17:03:49,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 17:03:49,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 17:03:49,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 17:03:49,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 17:03:49,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 17:03:49,886 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 17:03:49,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 17:03:49,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 17:03:49,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 17:03:49,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 17:03:49,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 17:03:49,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 17:03:49,896 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 17:03:49,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 17:03:49,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 17:03:49,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 17:03:49,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 17:03:49,899 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 17:03:49,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 17:03:49,903 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-27 17:03:49,931 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 17:03:49,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 17:03:49,938 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 17:03:49,938 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 17:03:49,938 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 17:03:49,938 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 17:03:49,939 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 17:03:49,939 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 17:03:49,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 17:03:49,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 17:03:49,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 17:03:49,940 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 17:03:49,941 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 17:03:49,941 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 17:03:49,941 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 17:03:49,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 17:03:49,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 17:03:49,944 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 17:03:49,944 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 17:03:49,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 17:03:49,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 17:03:49,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 17:03:49,945 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 17:03:49,945 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 17:03:49,946 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 17:03:49,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 17:03:49,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 17:03:49,946 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-27 17:03:49,949 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 -> 456a98a1eb2765cccfab681ac04d8034325c1793 [2019-11-27 17:03:50,394 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 17:03:50,411 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 17:03:50,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 17:03:50,418 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 17:03:50,421 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 17:03:50,422 INFO L428 ainManager$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_async.ko-entry_point.cil.out.i [2019-11-27 17:03:50,527 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122dc2e2c/490b5221c22140ffb02e57541b032973/FLAGad4603b3f [2019-11-27 17:03:51,720 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 17:03:51,722 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_async.ko-entry_point.cil.out.i [2019-11-27 17:03:51,788 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122dc2e2c/490b5221c22140ffb02e57541b032973/FLAGad4603b3f [2019-11-27 17:03:52,055 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122dc2e2c/490b5221c22140ffb02e57541b032973 [2019-11-27 17:03:52,059 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 17:03:52,061 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 17:03:52,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 17:03:52,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 17:03:52,074 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 17:03:52,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:03:52" (1/1) ... [2019-11-27 17:03:52,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334cdb71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:52, skipping insertion in model container [2019-11-27 17:03:52,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 05:03:52" (1/1) ... [2019-11-27 17:03:52,098 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 17:03:52,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 17:03:54,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:03:54,694 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 17:03:55,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 17:03:55,421 INFO L208 MainTranslator]: Completed translation [2019-11-27 17:03:55,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55 WrapperNode [2019-11-27 17:03:55,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 17:03:55,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 17:03:55,427 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 17:03:55,427 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 17:03:55,441 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:55,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:55,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 17:03:55,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 17:03:55,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 17:03:55,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 17:03:55,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:55,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:55,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:55,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:56,104 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:56,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:56,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 05:03:55" (1/1) ... [2019-11-27 17:03:56,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 17:03:56,237 INFO L168 Benchmark]: Toolchain (without parser) took 4171.86 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 787.5 MB in the end (delta: 167.1 MB). Peak memory consumption was 167.1 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:56,238 INFO L168 Benchmark]: CDTParser took 0.22 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 17:03:56,243 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3356.24 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 833.3 MB in the end (delta: 121.2 MB). Peak memory consumption was 121.3 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:56,245 INFO L168 Benchmark]: Boogie Procedure Inliner took 416.58 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 810.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:56,248 INFO L168 Benchmark]: Boogie Preprocessor took 389.58 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 787.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. [2019-11-27 17:03:56,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 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 3356.24 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 833.3 MB in the end (delta: 121.2 MB). Peak memory consumption was 121.3 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 416.58 ms. Allocated memory is still 1.0 GB. Free memory was 833.3 MB in the beginning and 810.4 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 389.58 ms. Allocated memory is still 1.0 GB. Free memory was 810.4 MB in the beginning and 787.5 MB in the end (delta: 22.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...