./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c7b92039df6c6c1b5212d3782f97b18b0125c305 ......................................................................................................................... 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 -Xmx15G -Xms4m -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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.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(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c7b92039df6c6c1b5212d3782f97b18b0125c305 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:29:44,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:29:44,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:29:44,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:29:44,855 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:29:44,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:29:44,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:29:44,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:29:44,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:29:44,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:29:44,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:29:44,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:29:44,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:29:44,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:29:44,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:29:44,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:29:44,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:29:44,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:29:44,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:29:44,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:29:44,900 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:29:44,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:29:44,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:29:44,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:29:44,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:29:44,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:29:44,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:29:44,911 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:29:44,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:29:44,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:29:44,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:29:44,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:29:44,914 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:29:44,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:29:44,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:29:44,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:29:44,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:29:44,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:29:44,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:29:44,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:29:44,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:29:44,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-20 04:29:44,941 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:29:44,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:29:44,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:29:44,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:29:44,943 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:29:44,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:29:44,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 04:29:44,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:29:44,944 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:29:44,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:29:44,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:29:44,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:29:44,945 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:29:44,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:29:44,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:29:44,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:29:44,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:29:44,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:29:44,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:29:44,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:29:44,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:29:44,948 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:29:44,948 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 04:29:44,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 04:29:44,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:29:44,949 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:29:44,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:29:44,949 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(reach_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 -> c7b92039df6c6c1b5212d3782f97b18b0125c305 [2020-10-20 04:29:45,149 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:29:45,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:29:45,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:29:45,168 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:29:45,168 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:29:45,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-10-20 04:29:45,245 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0711607c/abfe1b0765094e83955a1a5bed8779f2/FLAGfa4a9cee8 [2020-10-20 04:29:46,831 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:29:46,834 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-10-20 04:29:46,962 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0711607c/abfe1b0765094e83955a1a5bed8779f2/FLAGfa4a9cee8 [2020-10-20 04:29:47,091 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0711607c/abfe1b0765094e83955a1a5bed8779f2 [2020-10-20 04:29:47,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:29:47,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:29:47,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:29:47,107 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:29:47,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:29:47,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:29:47" (1/1) ... [2020-10-20 04:29:47,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58073e54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:29:47, skipping insertion in model container [2020-10-20 04:29:47,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:29:47" (1/1) ... [2020-10-20 04:29:47,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:29:47,841 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:30:00,981 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:30:00,982 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2bee11db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:00, skipping insertion in model container [2020-10-20 04:30:00,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:00,982 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:30:00,988 INFO L168 Benchmark]: Toolchain (without parser) took 13887.69 ms. Allocated memory was 55.6 MB in the beginning and 118.0 MB in the end (delta: 62.4 MB). Free memory was 19.5 MB in the beginning and 20.9 MB in the end (delta: -1.4 MB). Peak memory consumption was 67.8 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:00,989 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 29.9 MB. Free memory was 6.0 MB in the beginning and 5.9 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. [2020-10-20 04:30:00,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13875.31 ms. Allocated memory was 55.6 MB in the beginning and 118.0 MB in the end (delta: 62.4 MB). Free memory was 18.8 MB in the beginning and 20.9 MB in the end (delta: -2.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:00,993 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 29.9 MB. Free memory was 6.0 MB in the beginning and 5.9 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 13875.31 ms. Allocated memory was 55.6 MB in the beginning and 118.0 MB in the end (delta: 62.4 MB). Free memory was 18.8 MB in the beginning and 20.9 MB in the end (delta: -2.1 MB). Peak memory consumption was 67.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22428]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 04:30:03,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 04:30:03,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 04:30:03,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 04:30:03,099 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 04:30:03,100 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 04:30:03,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 04:30:03,104 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 04:30:03,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 04:30:03,106 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 04:30:03,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 04:30:03,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 04:30:03,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 04:30:03,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 04:30:03,111 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 04:30:03,112 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 04:30:03,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 04:30:03,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 04:30:03,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 04:30:03,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 04:30:03,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 04:30:03,120 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 04:30:03,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 04:30:03,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 04:30:03,124 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 04:30:03,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 04:30:03,132 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 04:30:03,133 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 04:30:03,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 04:30:03,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 04:30:03,135 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 04:30:03,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 04:30:03,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 04:30:03,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 04:30:03,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 04:30:03,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 04:30:03,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 04:30:03,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 04:30:03,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 04:30:03,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 04:30:03,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 04:30:03,142 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-10-20 04:30:03,164 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 04:30:03,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 04:30:03,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 04:30:03,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 04:30:03,167 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 04:30:03,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 04:30:03,167 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 04:30:03,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-20 04:30:03,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 04:30:03,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-20 04:30:03,168 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 04:30:03,169 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 04:30:03,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-20 04:30:03,169 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 04:30:03,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-20 04:30:03,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 04:30:03,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 04:30:03,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 04:30:03,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 04:30:03,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 04:30:03,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 04:30:03,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 04:30:03,171 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-20 04:30:03,171 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 04:30:03,172 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 04:30:03,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-20 04:30:03,172 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 04:30:03,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 04:30:03,173 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-10-20 04:30:03,173 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(reach_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 -> c7b92039df6c6c1b5212d3782f97b18b0125c305 [2020-10-20 04:30:03,379 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 04:30:03,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 04:30:03,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 04:30:03,398 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 04:30:03,398 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 04:30:03,399 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-10-20 04:30:03,471 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/919583676/5da42d06b9fa4a99be8ddc4a4599c03f/FLAG8dd308dbe [2020-10-20 04:30:05,123 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 04:30:05,124 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--wireless--ath--ath9k--ath9k.ko-entry_point.cil.out.i [2020-10-20 04:30:05,279 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/919583676/5da42d06b9fa4a99be8ddc4a4599c03f/FLAG8dd308dbe [2020-10-20 04:30:05,325 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/919583676/5da42d06b9fa4a99be8ddc4a4599c03f [2020-10-20 04:30:05,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 04:30:05,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-20 04:30:05,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:05,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 04:30:05,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 04:30:05,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:30:05" (1/1) ... [2020-10-20 04:30:05,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b576bac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:05, skipping insertion in model container [2020-10-20 04:30:05,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 04:30:05" (1/1) ... [2020-10-20 04:30:05,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 04:30:05,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 04:30:18,512 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-10-20 04:30:18,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53e665d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 04:30:18, skipping insertion in model container [2020-10-20 04:30:18,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 04:30:18,515 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-20 04:30:18,519 INFO L168 Benchmark]: Toolchain (without parser) took 13184.55 ms. Allocated memory was 64.0 MB in the beginning and 125.8 MB in the end (delta: 61.9 MB). Free memory was 24.5 MB in the beginning and 44.7 MB in the end (delta: -20.1 MB). Peak memory consumption was 65.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:18,520 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 34.6 MB. Free memory was 12.9 MB in the beginning and 12.8 MB in the end (delta: 47.3 kB). Peak memory consumption was 47.3 kB. Max. memory is 14.3 GB. [2020-10-20 04:30:18,523 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13174.21 ms. Allocated memory was 64.0 MB in the beginning and 125.8 MB in the end (delta: 61.9 MB). Free memory was 23.6 MB in the beginning and 44.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 64.0 MB. Max. memory is 14.3 GB. [2020-10-20 04:30:18,526 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 34.6 MB. Free memory was 12.9 MB in the beginning and 12.8 MB in the end (delta: 47.3 kB). Peak memory consumption was 47.3 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 13174.21 ms. Allocated memory was 64.0 MB in the beginning and 125.8 MB in the end (delta: 61.9 MB). Free memory was 23.6 MB in the beginning and 44.7 MB in the end (delta: -21.1 MB). Peak memory consumption was 64.0 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 22428]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...