./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--neterion--vxge--vxge.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--neterion--vxge--vxge.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU --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 66119ea8931c6eec2c591a26da0b636e80e31246fe646336310e4db58c6bcf49 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:44:18,852 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:44:18,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:44:18,896 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:44:18,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:44:18,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:44:18,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:44:18,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:44:18,908 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:44:18,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:44:18,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:44:18,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:44:18,917 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:44:18,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:44:18,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:44:18,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:44:18,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:44:18,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:44:18,944 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:44:18,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:44:18,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:44:18,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:44:18,955 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:44:18,956 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:44:18,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:44:18,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:44:18,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:44:18,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:44:18,967 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:44:18,968 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:44:18,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:44:18,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:44:18,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:44:18,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:44:18,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:44:18,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:44:18,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:44:18,976 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:44:18,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:44:18,984 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:44:18,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:44:18,986 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-02 22:44:19,042 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:44:19,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:44:19,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:44:19,045 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:44:19,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:44:19,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:44:19,054 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:44:19,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:44:19,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:44:19,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:44:19,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:44:19,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:44:19,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:44:19,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:44:19,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:44:19,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:44:19,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:44:19,058 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:44:19,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:44:19,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:44:19,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:44:19,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:44:19,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:44:19,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:44:19,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:44:19,060 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:44:19,061 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:44:19,061 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:44:19,062 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:44:19,062 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66119ea8931c6eec2c591a26da0b636e80e31246fe646336310e4db58c6bcf49 [2021-11-02 22:44:19,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:44:19,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:44:19,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:44:19,465 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:44:19,468 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:44:19,469 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--neterion--vxge--vxge.ko-entry_point.cil.out.i [2021-11-02 22:44:19,584 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/data/6edfdfce2/483368ce3bb84aa4bcb13a39b53da8f2/FLAGabd0572ec [2021-11-02 22:44:21,210 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:44:21,211 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--neterion--vxge--vxge.ko-entry_point.cil.out.i [2021-11-02 22:44:21,312 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/data/6edfdfce2/483368ce3bb84aa4bcb13a39b53da8f2/FLAGabd0572ec [2021-11-02 22:44:21,607 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/bin/uautomizer-tBqnrhUYjU/data/6edfdfce2/483368ce3bb84aa4bcb13a39b53da8f2 [2021-11-02 22:44:21,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:44:21,611 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:44:21,615 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:44:21,615 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:44:21,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:44:21,621 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:44:21" (1/1) ... [2021-11-02 22:44:21,622 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46f1b3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:44:21, skipping insertion in model container [2021-11-02 22:44:21,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:44:21" (1/1) ... [2021-11-02 22:44:21,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:44:21,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:44:22,980 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [8123] [2021-11-02 22:44:22,981 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [8124-8125] [2021-11-02 22:44:23,945 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--neterion--vxge--vxge.ko-entry_point.cil.out.i[240081,240094] [2021-11-02 22:44:31,647 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:44:31,701 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:44:31,974 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [8123] [2021-11-02 22:44:31,975 WARN L1236 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [8124-8125] [2021-11-02 22:44:31,983 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_461f0f92-328d-4637-b6cc-38df6a8c4df4/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--neterion--vxge--vxge.ko-entry_point.cil.out.i[240081,240094] [2021-11-02 22:44:33,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:44:33,687 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:44:33,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:44:33 WrapperNode [2021-11-02 22:44:33,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:44:33,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:44:33,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:44:33,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:44:33,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:44:33" (1/1) ... [2021-11-02 22:44:34,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:44:33" (1/1) ...