./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-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer --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 e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer --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 e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 ........................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 13:15:18,044 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:15:18,046 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:15:18,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:15:18,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:15:18,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:15:18,057 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:15:18,058 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:15:18,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:15:18,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:15:18,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:15:18,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:15:18,062 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:15:18,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:15:18,063 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:15:18,064 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:15:18,065 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:15:18,065 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:15:18,067 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:15:18,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:15:18,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:15:18,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:15:18,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:15:18,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:15:18,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:15:18,073 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:15:18,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:15:18,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:15:18,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:15:18,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:15:18,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:15:18,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:15:18,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:15:18,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:15:18,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:15:18,077 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:15:18,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:15:18,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:15:18,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:15:18,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:15:18,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:15:18,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-12-07 13:15:18,092 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:15:18,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:15:18,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:15:18,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:15:18,094 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:15:18,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:15:18,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 13:15:18,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:15:18,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:15:18,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:15:18,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:15:18,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:15:18,096 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:15:18,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:15:18,096 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:15:18,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:15:18,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:15:18,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:15:18,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:15:18,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:15:18,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:15:18,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:15:18,097 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 13:15:18,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 13:15:18,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:15:18,098 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:15:18,098 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:15:18,098 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer 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 -> e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 [2019-12-07 13:15:18,203 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:15:18,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:15:18,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:15:18,215 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:15:18,215 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:15:18,216 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 13:15:18,261 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/e2f3cad0b/5133b38784cb4f8596fd341805b2ca55/FLAG1368c0891 [2019-12-07 13:15:18,756 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:15:18,756 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 13:15:18,779 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/e2f3cad0b/5133b38784cb4f8596fd341805b2ca55/FLAG1368c0891 [2019-12-07 13:15:19,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/e2f3cad0b/5133b38784cb4f8596fd341805b2ca55 [2019-12-07 13:15:19,240 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:15:19,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:15:19,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:19,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:15:19,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:15:19,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:19" (1/1) ... [2019-12-07 13:15:19,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6705abe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:19, skipping insertion in model container [2019-12-07 13:15:19,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:19" (1/1) ... [2019-12-07 13:15:19,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:15:19,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:15:19,647 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4598] [2019-12-07 13:15:20,317 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 13:15:20,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e56d50a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:20, skipping insertion in model container [2019-12-07 13:15:20,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:20,318 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:15:20,320 INFO L168 Benchmark]: Toolchain (without parser) took 1078.36 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 923.7 MB in the beginning and 1.0 GB in the end (delta: -123.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:20,320 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:15:20,321 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1076.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 923.7 MB in the beginning and 1.0 GB in the end (delta: -123.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:20,322 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1076.68 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 109.6 MB). Free memory was 923.7 MB in the beginning and 1.0 GB in the end (delta: -123.8 MB). Peak memory consumption was 59.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6232]: 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-f470102 [2019-12-07 13:15:21,501 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 13:15:21,503 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 13:15:21,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 13:15:21,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 13:15:21,512 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 13:15:21,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 13:15:21,514 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 13:15:21,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 13:15:21,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 13:15:21,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 13:15:21,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 13:15:21,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 13:15:21,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 13:15:21,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 13:15:21,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 13:15:21,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 13:15:21,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 13:15:21,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 13:15:21,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 13:15:21,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 13:15:21,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 13:15:21,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 13:15:21,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 13:15:21,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 13:15:21,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 13:15:21,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 13:15:21,530 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 13:15:21,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 13:15:21,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 13:15:21,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 13:15:21,531 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 13:15:21,532 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 13:15:21,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 13:15:21,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 13:15:21,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 13:15:21,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 13:15:21,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 13:15:21,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 13:15:21,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 13:15:21,535 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 13:15:21,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-12-07 13:15:21,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 13:15:21,545 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 13:15:21,546 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 13:15:21,546 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 13:15:21,546 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 13:15:21,546 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 13:15:21,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 13:15:21,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 13:15:21,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 13:15:21,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 13:15:21,548 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 13:15:21,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 13:15:21,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 13:15:21,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 13:15:21,549 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-12-07 13:15:21,550 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer 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 -> e21d8f40b0ba552098382b8b89ad0d5ba8538ab0 [2019-12-07 13:15:21,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 13:15:21,717 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 13:15:21,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 13:15:21,720 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 13:15:21,721 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 13:15:21,721 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 13:15:21,757 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/5b9d9bef6/c77925b90e884b96beb1a22ee9a2c577/FLAGc6f763406 [2019-12-07 13:15:22,283 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 13:15:22,283 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--media--usb--s2255--s2255drv.ko-entry_point.cil.out.i [2019-12-07 13:15:22,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/5b9d9bef6/c77925b90e884b96beb1a22ee9a2c577/FLAGc6f763406 [2019-12-07 13:15:22,790 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5c8d3b6-ae5c-48d1-a11c-312cbe49ec5a/bin/uautomizer/data/5b9d9bef6/c77925b90e884b96beb1a22ee9a2c577 [2019-12-07 13:15:22,793 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 13:15:22,794 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 13:15:22,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:22,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 13:15:22,797 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 13:15:22,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:22" (1/1) ... [2019-12-07 13:15:22,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411fde5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:22, skipping insertion in model container [2019-12-07 13:15:22,799 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:15:22" (1/1) ... [2019-12-07 13:15:22,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 13:15:22,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 13:15:23,219 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name match at C: (*match)(struct device * , struct v4l2_async_subdev * ) [4598] [2019-12-07 13:15:24,014 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 13:15:24,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@345b0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:15:24, skipping insertion in model container [2019-12-07 13:15:24,015 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 13:15:24,015 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 13:15:24,017 INFO L168 Benchmark]: Toolchain (without parser) took 1222.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -120.0 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:24,018 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 13:15:24,018 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1220.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -120.0 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. [2019-12-07 13:15:24,019 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1220.84 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.6 MB). Free memory was 936.2 MB in the beginning and 1.1 GB in the end (delta: -120.0 MB). Peak memory consumption was 62.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6232]: 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...