./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1edb5588f581ece02eeb7885d279245e7d621dcbbbff2078bbf89ecbc6fe3a95 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:25:43,272 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:25:43,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:25:43,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:25:43,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:25:43,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:25:43,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:25:43,299 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:25:43,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:25:43,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:25:43,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:25:43,313 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:25:43,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:25:43,317 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:25:43,319 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:25:43,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:25:43,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:25:43,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:25:43,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:25:43,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:25:43,336 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:25:43,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:25:43,342 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:25:43,344 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:25:43,347 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:25:43,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:25:43,352 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:25:43,353 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:25:43,354 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:25:43,355 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:25:43,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:25:43,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:25:43,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:25:43,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:25:43,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:25:43,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:25:43,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:25:43,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:25:43,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:25:43,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:25:43,368 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:25:43,369 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:25:43,411 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:25:43,414 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:25:43,415 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:25:43,415 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:25:43,416 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:25:43,417 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:25:43,417 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:25:43,417 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:25:43,417 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:25:43,418 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:25:43,419 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:25:43,419 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:25:43,419 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:25:43,419 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:25:43,420 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:25:43,420 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:25:43,420 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:25:43,420 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:25:43,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:25:43,421 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:25:43,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:25:43,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:25:43,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:25:43,422 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:25:43,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:25:43,423 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:25:43,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:25:43,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:25:43,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:25:43,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:25:43,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:25:43,425 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:25:43,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:25:43,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:25:43,426 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:25:43,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:25:43,426 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:25:43,427 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:25:43,427 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_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1edb5588f581ece02eeb7885d279245e7d621dcbbbff2078bbf89ecbc6fe3a95 [2022-11-23 14:25:43,683 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:25:43,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:25:43,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:25:43,710 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:25:43,710 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:25:43,712 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-23 14:25:46,865 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:25:47,730 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:25:47,731 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-23 14:25:47,787 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/data/262385399/54750a2517274f7782fc8c69b96a2aeb/FLAG001d84850 [2022-11-23 14:25:47,804 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/data/262385399/54750a2517274f7782fc8c69b96a2aeb [2022-11-23 14:25:47,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:25:47,811 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:25:47,814 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:25:47,814 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:25:47,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:25:47,819 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:25:47" (1/1) ... [2022-11-23 14:25:47,821 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51aa354c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:47, skipping insertion in model container [2022-11-23 14:25:47,821 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:25:47" (1/1) ... [2022-11-23 14:25:47,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:25:48,087 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:25:52,795 WARN L237 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_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i[543971,543984] [2022-11-23 14:25:52,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:25:52,994 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:25:53,632 WARN L237 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_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i[543971,543984] [2022-11-23 14:25:53,642 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:25:54,029 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:25:54,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54 WrapperNode [2022-11-23 14:25:54,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:25:54,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:25:54,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:25:54,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:25:54,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:54,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:54,687 INFO L138 Inliner]: procedures = 587, calls = 5906, calls flagged for inlining = 313, calls inlined = 305, statements flattened = 12910 [2022-11-23 14:25:54,688 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:25:54,688 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:25:54,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:25:54,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:25:54,699 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:54,699 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:54,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:54,793 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:55,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:55,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:55,287 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:55,316 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:55,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:25:55,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:25:55,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:25:55,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:25:55,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (1/1) ... [2022-11-23 14:25:55,397 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:25:55,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:25:55,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:25:55,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9255d2ee-ade0-4bf2-aa12-bf7b93396ba6/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:25:55,468 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2022-11-23 14:25:55,469 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2022-11-23 14:25:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nway_reset [2022-11-23 14:25:55,469 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nway_reset [2022-11-23 14:25:55,469 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-23 14:25:55,470 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-23 14:25:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2022-11-23 14:25:55,470 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2022-11-23 14:25:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2022-11-23 14:25:55,470 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2022-11-23 14:25:55,470 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2022-11-23 14:25:55,471 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2022-11-23 14:25:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 14:25:55,471 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 14:25:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 14:25:55,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 14:25:55,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-23 14:25:55,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-23 14:25:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-23 14:25:55,472 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-23 14:25:55,472 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-23 14:25:55,472 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-23 14:25:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2022-11-23 14:25:55,473 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2022-11-23 14:25:55,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:25:55,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:25:55,474 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 14:25:55,474 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 14:25:55,475 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2022-11-23 14:25:55,475 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2022-11-23 14:25:55,475 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2022-11-23 14:25:55,475 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2022-11-23 14:25:55,476 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-23 14:25:55,476 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-23 14:25:55,476 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-23 14:25:55,476 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-23 14:25:55,476 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-23 14:25:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-23 14:25:55,477 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-23 14:25:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-23 14:25:55,477 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2022-11-23 14:25:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2022-11-23 14:25:55,477 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2022-11-23 14:25:55,477 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2022-11-23 14:25:55,478 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2022-11-23 14:25:55,478 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2022-11-23 14:25:55,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-11-23 14:25:55,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-11-23 14:25:55,478 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 14:25:55,479 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 14:25:55,479 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2022-11-23 14:25:55,479 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2022-11-23 14:25:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2022-11-23 14:25:55,480 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2022-11-23 14:25:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 14:25:55,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 14:25:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-23 14:25:55,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-23 14:25:55,480 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2022-11-23 14:25:55,481 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2022-11-23 14:25:55,481 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-23 14:25:55,481 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-23 14:25:55,481 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2022-11-23 14:25:55,481 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2022-11-23 14:25:55,481 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 14:25:55,481 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 14:25:55,482 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-23 14:25:55,482 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-23 14:25:55,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:25:55,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:25:55,482 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 14:25:55,482 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 14:25:55,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-23 14:25:55,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-23 14:25:55,483 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2022-11-23 14:25:55,483 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2022-11-23 14:25:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:25:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-11-23 14:25:55,484 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-11-23 14:25:55,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2022-11-23 14:25:55,484 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2022-11-23 14:25:55,485 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2022-11-23 14:25:55,485 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2022-11-23 14:25:55,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-23 14:25:55,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-23 14:25:55,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2022-11-23 14:25:55,486 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2022-11-23 14:25:55,486 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-23 14:25:55,486 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-23 14:25:55,486 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-23 14:25:55,487 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-23 14:25:55,487 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-23 14:25:55,488 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-23 14:25:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-23 14:25:55,488 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-23 14:25:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2022-11-23 14:25:55,488 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2022-11-23 14:25:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 14:25:55,488 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-23 14:25:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-23 14:25:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-23 14:25:55,489 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-23 14:25:55,489 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 14:25:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 14:25:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2022-11-23 14:25:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2022-11-23 14:25:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 14:25:55,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-23 14:25:55,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-23 14:25:55,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:25:55,492 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-23 14:25:55,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-23 14:25:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 14:25:55,495 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 14:25:55,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_forcedeth_pci_driver_exit_20_2 [2022-11-23 14:25:55,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_forcedeth_pci_driver_exit_20_2 [2022-11-23 14:25:55,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-23 14:25:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-23 14:25:55,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-23 14:25:55,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-23 14:25:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-23 14:25:55,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-23 14:25:55,504 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2022-11-23 14:25:55,505 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2022-11-23 14:25:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2022-11-23 14:25:55,505 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2022-11-23 14:25:55,505 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-23 14:25:55,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-23 14:25:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 14:25:55,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 14:25:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2022-11-23 14:25:55,506 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2022-11-23 14:25:55,506 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2022-11-23 14:25:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2022-11-23 14:25:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2022-11-23 14:25:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2022-11-23 14:25:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2022-11-23 14:25:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2022-11-23 14:25:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:25:55,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-23 14:25:55,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-23 14:25:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-23 14:25:55,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-23 14:25:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-23 14:25:55,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-23 14:25:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-23 14:25:55,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-23 14:25:55,508 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2022-11-23 14:25:55,509 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2022-11-23 14:25:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-23 14:25:55,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-23 14:25:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure nv_shutdown [2022-11-23 14:25:55,509 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_shutdown [2022-11-23 14:25:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:25:55,509 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-23 14:25:55,509 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-23 14:25:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2022-11-23 14:25:55,510 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2022-11-23 14:25:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-23 14:25:55,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-23 14:25:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-23 14:25:55,510 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-23 14:25:55,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:25:55,511 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 14:25:55,511 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2022-11-23 14:25:55,511 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2022-11-23 14:25:55,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:25:55,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:25:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-23 14:25:55,512 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-23 14:25:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-23 14:25:55,512 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-23 14:25:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-23 14:25:55,512 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-23 14:25:55,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:25:55,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:25:55,513 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2022-11-23 14:25:55,513 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2022-11-23 14:25:55,513 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2022-11-23 14:25:55,513 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2022-11-23 14:25:55,513 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2022-11-23 14:25:55,513 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2022-11-23 14:25:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-23 14:25:55,514 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-23 14:25:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2022-11-23 14:25:55,514 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2022-11-23 14:25:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2022-11-23 14:25:55,514 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2022-11-23 14:25:55,514 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-23 14:25:55,514 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-23 14:25:55,515 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 14:25:55,515 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 14:25:55,515 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 14:25:55,515 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 14:25:55,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-23 14:25:55,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-23 14:25:55,515 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2022-11-23 14:25:55,516 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2022-11-23 14:25:55,516 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2022-11-23 14:25:55,516 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2022-11-23 14:25:55,516 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-23 14:25:55,516 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-23 14:25:55,516 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2022-11-23 14:25:55,516 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2022-11-23 14:25:55,516 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2022-11-23 14:25:55,517 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2022-11-23 14:25:55,517 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-23 14:25:55,517 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-23 14:25:55,517 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-23 14:25:55,517 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-23 14:25:55,517 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2022-11-23 14:25:55,517 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2022-11-23 14:25:55,518 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-23 14:25:55,518 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-23 14:25:55,518 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2022-11-23 14:25:55,518 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2022-11-23 14:25:55,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:25:55,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:25:55,518 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-23 14:25:55,518 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-23 14:25:55,519 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2022-11-23 14:25:55,519 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2022-11-23 14:25:55,519 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-23 14:25:55,519 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-23 14:25:55,519 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2022-11-23 14:25:55,519 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2022-11-23 14:25:55,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 14:25:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 14:25:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:25:55,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:25:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 14:25:55,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-23 14:25:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2022-11-23 14:25:55,520 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2022-11-23 14:25:55,520 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-23 14:25:55,521 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-23 14:25:55,521 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-23 14:25:55,522 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-23 14:25:55,525 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2022-11-23 14:25:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2022-11-23 14:25:55,526 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2022-11-23 14:25:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2022-11-23 14:25:55,526 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 14:25:55,526 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2022-11-23 14:25:55,526 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2022-11-23 14:25:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2022-11-23 14:25:55,527 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2022-11-23 14:25:55,527 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-23 14:25:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-23 14:25:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-23 14:25:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-23 14:25:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2022-11-23 14:25:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2022-11-23 14:25:55,529 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-11-23 14:25:55,529 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-11-23 14:25:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2022-11-23 14:25:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2022-11-23 14:25:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-23 14:25:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-23 14:25:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2022-11-23 14:25:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2022-11-23 14:25:55,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 14:25:55,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 14:25:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-11-23 14:25:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-11-23 14:25:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2022-11-23 14:25:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2022-11-23 14:25:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2022-11-23 14:25:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2022-11-23 14:25:55,531 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-23 14:25:55,531 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-23 14:25:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-23 14:25:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-23 14:25:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-23 14:25:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-23 14:25:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2022-11-23 14:25:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2022-11-23 14:25:55,532 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-23 14:25:55,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-23 14:25:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-23 14:25:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-23 14:25:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2022-11-23 14:25:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2022-11-23 14:25:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-23 14:25:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-23 14:25:55,533 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-11-23 14:25:55,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-11-23 14:25:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-23 14:25:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-23 14:25:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:25:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2022-11-23 14:25:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2022-11-23 14:25:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2022-11-23 14:25:55,534 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2022-11-23 14:25:55,534 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-23 14:25:55,535 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-23 14:25:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:25:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2022-11-23 14:25:55,535 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2022-11-23 14:25:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2022-11-23 14:25:55,535 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2022-11-23 14:25:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:25:55,535 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2022-11-23 14:25:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2022-11-23 14:25:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 14:25:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-23 14:25:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-11-23 14:25:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-11-23 14:25:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-23 14:25:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-23 14:25:55,536 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2022-11-23 14:25:55,536 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2022-11-23 14:25:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-23 14:25:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-23 14:25:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-23 14:25:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-23 14:25:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-23 14:25:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-23 14:25:55,537 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-23 14:25:55,537 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-23 14:25:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-23 14:25:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-23 14:25:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-23 14:25:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-23 14:25:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2022-11-23 14:25:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2022-11-23 14:25:55,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-23 14:25:55,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-23 14:25:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2022-11-23 14:25:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2022-11-23 14:25:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2022-11-23 14:25:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2022-11-23 14:25:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2022-11-23 14:25:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2022-11-23 14:25:55,539 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2022-11-23 14:25:55,539 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2022-11-23 14:25:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2022-11-23 14:25:55,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2022-11-23 14:25:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2022-11-23 14:25:55,540 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2022-11-23 14:25:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-23 14:25:55,540 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-23 14:25:55,540 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-23 14:25:55,540 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-23 14:25:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 14:25:55,541 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 14:25:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-11-23 14:25:55,541 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-11-23 14:25:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2022-11-23 14:25:55,541 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2022-11-23 14:25:55,541 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2022-11-23 14:25:55,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2022-11-23 14:25:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-23 14:25:55,542 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-23 14:25:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2022-11-23 14:25:55,542 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2022-11-23 14:25:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2022-11-23 14:25:55,542 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2022-11-23 14:25:55,542 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 14:25:55,543 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 14:25:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2022-11-23 14:25:55,543 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2022-11-23 14:25:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:25:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2022-11-23 14:25:55,543 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2022-11-23 14:25:55,543 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-11-23 14:25:55,543 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-11-23 14:25:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-23 14:25:55,544 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-23 14:25:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:25:55,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:25:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2022-11-23 14:25:55,544 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2022-11-23 14:25:55,544 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-23 14:25:55,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-23 14:25:55,545 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2022-11-23 14:25:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2022-11-23 14:25:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2022-11-23 14:25:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2022-11-23 14:25:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2022-11-23 14:25:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2022-11-23 14:25:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2022-11-23 14:25:55,546 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2022-11-23 14:25:55,546 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-23 14:25:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-23 14:25:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-23 14:25:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-23 14:25:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2022-11-23 14:25:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2022-11-23 14:25:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2022-11-23 14:25:55,547 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2022-11-23 14:25:55,547 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2022-11-23 14:25:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2022-11-23 14:25:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2022-11-23 14:25:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2022-11-23 14:25:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2022-11-23 14:25:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2022-11-23 14:25:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2022-11-23 14:25:55,548 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2022-11-23 14:25:55,548 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2022-11-23 14:25:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2022-11-23 14:25:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2022-11-23 14:25:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2022-11-23 14:25:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-23 14:25:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-23 14:25:55,549 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 14:25:55,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-23 14:25:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-23 14:25:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-23 14:25:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-23 14:25:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-23 14:25:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2022-11-23 14:25:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2022-11-23 14:25:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2022-11-23 14:25:55,550 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2022-11-23 14:25:55,550 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2022-11-23 14:25:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2022-11-23 14:25:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-23 14:25:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-23 14:25:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2022-11-23 14:25:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2022-11-23 14:25:55,551 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-23 14:25:55,551 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-23 14:25:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2022-11-23 14:25:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2022-11-23 14:25:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-11-23 14:25:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-11-23 14:25:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-23 14:25:55,552 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-23 14:25:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:25:55,552 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2022-11-23 14:25:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2022-11-23 14:25:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2022-11-23 14:25:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2022-11-23 14:25:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-23 14:25:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-23 14:25:55,553 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_regs_len [2022-11-23 14:25:55,553 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_regs_len [2022-11-23 14:25:57,225 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:25:57,229 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:25:58,323 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 14:40:46,030 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-23 14:40:46,312 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:40:55,373 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:40:55,373 INFO L300 CfgBuilder]: Removed 12 assume(true) statements. [2022-11-23 14:40:55,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:55 BoogieIcfgContainer [2022-11-23 14:40:55,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:40:55,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:40:55,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:40:55,387 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:40:55,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:25:47" (1/3) ... [2022-11-23 14:40:55,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc761f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:40:55, skipping insertion in model container [2022-11-23 14:40:55,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:25:54" (2/3) ... [2022-11-23 14:40:55,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cc761f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:40:55, skipping insertion in model container [2022-11-23 14:40:55,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:40:55" (3/3) ... [2022-11-23 14:40:55,390 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-nvidia-forcedeth.cil.i [2022-11-23 14:40:55,411 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:40:55,411 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:40:55,579 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:40:55,587 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52fe5923, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:40:55,587 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:40:55,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 4146 states, 2299 states have (on average 1.2749021313614615) internal successors, (2931), 2417 states have internal predecessors, (2931), 1637 states have call successors, (1637), 210 states have call predecessors, (1637), 209 states have return successors, (1626), 1596 states have call predecessors, (1626), 1626 states have call successors, (1626) [2022-11-23 14:40:55,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-23 14:40:55,630 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:40:55,631 INFO L195 NwaCegarLoop]: trace histogram [25, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:40:55,632 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:40:55,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:40:55,637 INFO L85 PathProgramCache]: Analyzing trace with hash 248197315, now seen corresponding path program 1 times [2022-11-23 14:40:55,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:40:55,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325003914] [2022-11-23 14:40:55,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:40:55,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:40:57,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:40:59,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2022-11-23 14:40:59,852 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:40:59,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325003914] [2022-11-23 14:40:59,855 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325003914] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:40:59,855 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:40:59,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:40:59,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686192710] [2022-11-23 14:40:59,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:40:59,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:40:59,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:40:59,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:40:59,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:40:59,914 INFO L87 Difference]: Start difference. First operand has 4146 states, 2299 states have (on average 1.2749021313614615) internal successors, (2931), 2417 states have internal predecessors, (2931), 1637 states have call successors, (1637), 210 states have call predecessors, (1637), 209 states have return successors, (1626), 1596 states have call predecessors, (1626), 1626 states have call successors, (1626) Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27)