./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-stmicro-stmmac-stmmac.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba --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 9b379d3952381ee5f7f20521f33bb132b70e1b6ee6e3a8e84f57aac9987165a8 --- 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-b5237d8 [2022-11-22 02:35:08,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:35:08,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:35:08,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:35:08,302 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:35:08,305 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:35:08,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:35:08,313 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:35:08,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:35:08,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:35:08,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:35:08,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:35:08,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:35:08,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:35:08,328 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:35:08,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:35:08,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:35:08,338 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:35:08,340 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:35:08,342 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:35:08,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:35:08,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:35:08,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:35:08,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:35:08,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:35:08,360 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:35:08,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:35:08,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:35:08,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:35:08,364 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:35:08,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:35:08,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:35:08,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:35:08,370 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:35:08,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:35:08,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:35:08,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:35:08,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:35:08,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:35:08,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:35:08,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:35:08,378 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:35:08,418 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:35:08,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:35:08,419 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:35:08,419 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:35:08,420 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:35:08,420 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:35:08,421 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:35:08,421 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:35:08,421 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:35:08,421 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:35:08,422 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:35:08,423 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:35:08,423 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:35:08,423 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:35:08,423 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:35:08,424 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:35:08,424 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:35:08,424 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:35:08,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:35:08,425 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:35:08,425 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:35:08,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:35:08,426 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:35:08,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:35:08,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:35:08,427 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:35:08,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:35:08,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:35:08,428 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:35:08,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:08,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:35:08,429 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:35:08,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:35:08,429 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:35:08,430 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:35:08,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:35:08,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:35:08,430 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:35:08,431 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_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b379d3952381ee5f7f20521f33bb132b70e1b6ee6e3a8e84f57aac9987165a8 [2022-11-22 02:35:08,726 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:35:08,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:35:08,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:35:08,759 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:35:08,759 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:35:08,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 02:35:11,790 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:35:15,130 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:35:15,130 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 02:35:15,257 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/data/aa71ff9bc/8f18d77b11b3432e9c0bcd3631a33367/FLAG2c8e6afc8 [2022-11-22 02:35:15,283 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/data/aa71ff9bc/8f18d77b11b3432e9c0bcd3631a33367 [2022-11-22 02:35:15,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:35:15,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:35:15,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:15,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:35:15,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:35:15,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:15" (1/1) ... [2022-11-22 02:35:15,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f37fa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:15, skipping insertion in model container [2022-11-22 02:35:15,330 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:35:15" (1/1) ... [2022-11-22 02:35:15,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:35:15,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:35:25,011 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_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[837847,837860] [2022-11-22 02:35:25,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:25,223 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:35:25,969 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_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[837847,837860] [2022-11-22 02:35:25,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:35:26,631 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:35:26,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26 WrapperNode [2022-11-22 02:35:26,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:35:26,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:35:26,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:35:26,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:35:26,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:26,942 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:28,897 INFO L138 Inliner]: procedures = 964, calls = 12453, calls flagged for inlining = 584, calls inlined = 563, statements flattened = 22449 [2022-11-22 02:35:28,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:35:28,899 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:35:28,899 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:35:28,899 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:35:28,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:28,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:29,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:29,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:30,679 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:30,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:31,231 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:31,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:31,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:35:31,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:35:31,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:35:31,635 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:35:31,636 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (1/1) ... [2022-11-22 02:35:31,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:35:31,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:35:31,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:35:31,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b2b4ee2-6e28-4d8a-b7b7-c8718b5b7752/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:35:31,803 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2022-11-22 02:35:31,803 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2022-11-22 02:35:31,804 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 02:35:31,804 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 02:35:31,804 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2022-11-22 02:35:31,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2022-11-22 02:35:31,804 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 02:35:31,804 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 02:35:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2022-11-22 02:35:31,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2022-11-22 02:35:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2022-11-22 02:35:31,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2022-11-22 02:35:31,805 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 02:35:31,805 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 02:35:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_sset_count [2022-11-22 02:35:31,806 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_sset_count [2022-11-22 02:35:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 02:35:31,806 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 02:35:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 02:35:31,806 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 02:35:31,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 02:35:31,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 02:35:31,807 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 02:35:31,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 02:35:31,807 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2022-11-22 02:35:31,807 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2022-11-22 02:35:31,807 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2022-11-22 02:35:31,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2022-11-22 02:35:31,808 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:35:31,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:35:31,808 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 02:35:31,808 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 02:35:31,808 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2022-11-22 02:35:31,809 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2022-11-22 02:35:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2022-11-22 02:35:31,809 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2022-11-22 02:35:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 02:35:31,809 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 02:35:31,809 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2022-11-22 02:35:31,810 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2022-11-22 02:35:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable_eee_mode [2022-11-22 02:35:31,810 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable_eee_mode [2022-11-22 02:35:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-11-22 02:35:31,810 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-11-22 02:35:31,810 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 02:35:31,811 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 02:35:31,811 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2022-11-22 02:35:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2022-11-22 02:35:31,826 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2022-11-22 02:35:31,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2022-11-22 02:35:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:35:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:35:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 02:35:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 02:35:31,827 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2022-11-22 02:35:31,827 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2022-11-22 02:35:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2022-11-22 02:35:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2022-11-22 02:35:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:35:31,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:35:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:35:31,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 02:35:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 02:35:31,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-11-22 02:35:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2022-11-22 02:35:31,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:35:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:35:31,829 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2022-11-22 02:35:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2022-11-22 02:35:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2022-11-22 02:35:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2022-11-22 02:35:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 02:35:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 02:35:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2022-11-22 02:35:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2022-11-22 02:35:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2022-11-22 02:35:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2022-11-22 02:35:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2022-11-22 02:35:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2022-11-22 02:35:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-22 02:35:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-22 02:35:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2022-11-22 02:35:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2022-11-22 02:35:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-22 02:35:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-22 02:35:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:35:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 02:35:31,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 02:35:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 02:35:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 02:35:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-22 02:35:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-22 02:35:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 02:35:31,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 02:35:31,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-22 02:35:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-22 02:35:31,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 02:35:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 02:35:31,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 02:35:31,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 02:35:31,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_6 [2022-11-22 02:35:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_6 [2022-11-22 02:35:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2022-11-22 02:35:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2022-11-22 02:35:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_8 [2022-11-22 02:35:31,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_8 [2022-11-22 02:35:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:35:31,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:35:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:35:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:35:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:35:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2022-11-22 02:35:31,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2022-11-22 02:35:31,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:35:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2022-11-22 02:35:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2022-11-22 02:35:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:35:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-22 02:35:31,837 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-22 02:35:31,837 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 02:35:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 02:35:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-22 02:35:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-22 02:35:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2022-11-22 02:35:31,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2022-11-22 02:35:31,838 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 02:35:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 02:35:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure print_pkt [2022-11-22 02:35:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure print_pkt [2022-11-22 02:35:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:35:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:35:31,839 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2022-11-22 02:35:31,839 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2022-11-22 02:35:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 02:35:31,840 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 02:35:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:35:31,840 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:35:31,840 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2022-11-22 02:35:31,840 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2022-11-22 02:35:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2022-11-22 02:35:31,841 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2022-11-22 02:35:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 02:35:31,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 02:35:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-22 02:35:31,841 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-22 02:35:31,841 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2022-11-22 02:35:31,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2022-11-22 02:35:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2022-11-22 02:35:31,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2022-11-22 02:35:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2022-11-22 02:35:31,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2022-11-22 02:35:31,842 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 02:35:31,842 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 02:35:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2022-11-22 02:35:31,843 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2022-11-22 02:35:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2022-11-22 02:35:31,843 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2022-11-22 02:35:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2022-11-22 02:35:31,843 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2022-11-22 02:35:31,843 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2022-11-22 02:35:31,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2022-11-22 02:35:31,844 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2022-11-22 02:35:31,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2022-11-22 02:35:31,844 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2022-11-22 02:35:31,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2022-11-22 02:35:31,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:35:31,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:35:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2022-11-22 02:35:31,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2022-11-22 02:35:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 02:35:31,845 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 02:35:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2022-11-22 02:35:31,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2022-11-22 02:35:31,845 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2022-11-22 02:35:31,846 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2022-11-22 02:35:31,850 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-11-22 02:35:31,850 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-11-22 02:35:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2022-11-22 02:35:31,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2022-11-22 02:35:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:35:31,866 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 02:35:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 02:35:31,867 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2022-11-22 02:35:31,867 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2022-11-22 02:35:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-11-22 02:35:31,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-11-22 02:35:31,868 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 02:35:31,869 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 02:35:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 02:35:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2022-11-22 02:35:31,869 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2022-11-22 02:35:31,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 02:35:31,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 02:35:31,873 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2022-11-22 02:35:31,873 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2022-11-22 02:35:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2022-11-22 02:35:31,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2022-11-22 02:35:31,874 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_prepare_enable_29 [2022-11-22 02:35:31,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_prepare_enable_29 [2022-11-22 02:35:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2022-11-22 02:35:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2022-11-22 02:35:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 02:35:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 02:35:31,875 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 02:35:31,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 02:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ethtool_stats [2022-11-22 02:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ethtool_stats [2022-11-22 02:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2022-11-22 02:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2022-11-22 02:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 02:35:31,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 02:35:31,876 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2022-11-22 02:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2022-11-22 02:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-22 02:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-22 02:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 02:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 02:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-22 02:35:31,877 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-22 02:35:31,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2022-11-22 02:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2022-11-22 02:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2022-11-22 02:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2022-11-22 02:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:35:31,878 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-22 02:35:31,878 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-22 02:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2022-11-22 02:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2022-11-22 02:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2022-11-22 02:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2022-11-22 02:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-11-22 02:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-11-22 02:35:31,879 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2022-11-22 02:35:31,879 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2022-11-22 02:35:31,882 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2022-11-22 02:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2022-11-22 02:35:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2022-11-22 02:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2022-11-22 02:35:31,883 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:35:31,883 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:35:31,884 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2022-11-22 02:35:31,885 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2022-11-22 02:35:31,886 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-22 02:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-22 02:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 02:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 02:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:35:31,891 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2022-11-22 02:35:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2022-11-22 02:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2022-11-22 02:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2022-11-22 02:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2022-11-22 02:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2022-11-22 02:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2022-11-22 02:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2022-11-22 02:35:31,892 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-22 02:35:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-22 02:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 02:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 02:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 02:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 02:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2022-11-22 02:35:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2022-11-22 02:35:31,894 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 02:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 02:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2022-11-22 02:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2022-11-22 02:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2022-11-22 02:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2022-11-22 02:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2022-11-22 02:35:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2022-11-22 02:35:31,895 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-22 02:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-22 02:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2022-11-22 02:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2022-11-22 02:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_freq [2022-11-22 02:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_freq [2022-11-22 02:35:31,896 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2022-11-22 02:35:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2022-11-22 02:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-22 02:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-22 02:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 02:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 02:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 02:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 02:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2022-11-22 02:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2022-11-22 02:35:31,897 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2022-11-22 02:35:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2022-11-22 02:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 02:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 02:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2022-11-22 02:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2022-11-22 02:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 02:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 02:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2022-11-22 02:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2022-11-22 02:35:31,898 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2022-11-22 02:35:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2022-11-22 02:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2022-11-22 02:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2022-11-22 02:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2022-11-22 02:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2022-11-22 02:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_gregs [2022-11-22 02:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_gregs [2022-11-22 02:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2022-11-22 02:35:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2022-11-22 02:35:31,899 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2022-11-22 02:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2022-11-22 02:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_avail [2022-11-22 02:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_avail [2022-11-22 02:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2022-11-22 02:35:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2022-11-22 02:35:31,900 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2022-11-22 02:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2022-11-22 02:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2022-11-22 02:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2022-11-22 02:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 02:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 02:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 02:35:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 02:35:31,901 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2022-11-22 02:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2022-11-22 02:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2022-11-22 02:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2022-11-22 02:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2022-11-22 02:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2022-11-22 02:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:35:31,902 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2022-11-22 02:35:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2022-11-22 02:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-11-22 02:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-11-22 02:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-11-22 02:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-11-22 02:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 02:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 02:35:31,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:35:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2022-11-22 02:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2022-11-22 02:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2022-11-22 02:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2022-11-22 02:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2022-11-22 02:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2022-11-22 02:35:31,904 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-22 02:35:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-22 02:35:31,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 02:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 02:35:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2022-11-22 02:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2022-11-22 02:35:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 02:35:31,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 02:35:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2022-11-22 02:35:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2022-11-22 02:35:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2022-11-22 02:35:31,924 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2022-11-22 02:35:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 02:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 02:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2022-11-22 02:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2022-11-22 02:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2022-11-22 02:35:31,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2022-11-22 02:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:35:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 02:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 02:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2022-11-22 02:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2022-11-22 02:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2022-11-22 02:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2022-11-22 02:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2022-11-22 02:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2022-11-22 02:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-22 02:35:31,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-22 02:35:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_link [2022-11-22 02:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_link [2022-11-22 02:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2022-11-22 02:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2022-11-22 02:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2022-11-22 02:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2022-11-22 02:35:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:35:31,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2022-11-22 02:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2022-11-22 02:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 02:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 02:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2022-11-22 02:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2022-11-22 02:35:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 02:35:31,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 02:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2022-11-22 02:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2022-11-22 02:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2022-11-22 02:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2022-11-22 02:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-11-22 02:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-11-22 02:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2022-11-22 02:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2022-11-22 02:35:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_clean [2022-11-22 02:35:31,930 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_clean [2022-11-22 02:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-22 02:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-22 02:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2022-11-22 02:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2022-11-22 02:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2022-11-22 02:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2022-11-22 02:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2022-11-22 02:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2022-11-22 02:35:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-22 02:35:31,931 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-22 02:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 02:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 02:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2022-11-22 02:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2022-11-22 02:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2022-11-22 02:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2022-11-22 02:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2022-11-22 02:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2022-11-22 02:35:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 02:35:31,932 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 02:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2022-11-22 02:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2022-11-22 02:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2022-11-22 02:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2022-11-22 02:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2022-11-22 02:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2022-11-22 02:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2022-11-22 02:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2022-11-22 02:35:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2022-11-22 02:35:31,933 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2022-11-22 02:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2022-11-22 02:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2022-11-22 02:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2022-11-22 02:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2022-11-22 02:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2022-11-22 02:35:31,934 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2022-11-22 02:35:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:35:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:35:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2022-11-22 02:35:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2022-11-22 02:35:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2022-11-22 02:35:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2022-11-22 02:35:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2022-11-22 02:35:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2022-11-22 02:35:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2022-11-22 02:35:31,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2022-11-22 02:35:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2022-11-22 02:35:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2022-11-22 02:35:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2022-11-22 02:35:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2022-11-22 02:35:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2022-11-22 02:35:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2022-11-22 02:35:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2022-11-22 02:35:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2022-11-22 02:35:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 02:35:31,936 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 02:35:31,936 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ioctl [2022-11-22 02:35:31,940 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ioctl [2022-11-22 02:35:31,940 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-22 02:35:31,940 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-22 02:35:31,940 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 02:35:31,940 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 02:35:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2022-11-22 02:35:31,941 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2022-11-22 02:35:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2022-11-22 02:35:31,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2022-11-22 02:35:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2022-11-22 02:35:31,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2022-11-22 02:35:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2022-11-22 02:35:31,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2022-11-22 02:35:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:35:31,941 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:35:31,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:35:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2022-11-22 02:35:31,942 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2022-11-22 02:35:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 02:35:31,942 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 02:35:31,942 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 02:35:31,948 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 02:35:31,948 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 02:35:31,948 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 02:35:31,948 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2022-11-22 02:35:31,948 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2022-11-22 02:35:31,948 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-11-22 02:35:31,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-11-22 02:35:31,948 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2022-11-22 02:35:31,948 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2022-11-22 02:35:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2022-11-22 02:35:31,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2022-11-22 02:35:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 02:35:31,949 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 02:35:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2022-11-22 02:35:31,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2022-11-22 02:35:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2022-11-22 02:35:31,949 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2022-11-22 02:35:31,949 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2022-11-22 02:35:31,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2022-11-22 02:35:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2022-11-22 02:35:31,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2022-11-22 02:35:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-22 02:35:31,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-22 02:35:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 02:35:31,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 02:35:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-22 02:35:31,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-22 02:35:31,950 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 02:35:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 02:35:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_21 [2022-11-22 02:35:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_21 [2022-11-22 02:35:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2022-11-22 02:35:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2022-11-22 02:35:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2022-11-22 02:35:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2022-11-22 02:35:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 02:35:31,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 02:35:31,951 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2022-11-22 02:35:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2022-11-22 02:35:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:35:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2022-11-22 02:35:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2022-11-22 02:35:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 02:35:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 02:35:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2022-11-22 02:35:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2022-11-22 02:35:31,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 02:35:31,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 02:35:31,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-22 02:35:31,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-22 02:35:31,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:35:31,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:35:31,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 02:35:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 02:35:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2022-11-22 02:35:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2022-11-22 02:35:31,966 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 02:35:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 02:35:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 02:35:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 02:35:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-22 02:35:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-22 02:35:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-22 02:35:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-22 02:35:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2022-11-22 02:35:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2022-11-22 02:35:31,967 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2022-11-22 02:35:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2022-11-22 02:35:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2022-11-22 02:35:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2022-11-22 02:35:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 02:35:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 02:35:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:35:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:35:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2022-11-22 02:35:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2022-11-22 02:35:31,968 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-22 02:35:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-22 02:35:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2022-11-22 02:35:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2022-11-22 02:35:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2022-11-22 02:35:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2022-11-22 02:35:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 02:35:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 02:35:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2022-11-22 02:35:31,969 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2022-11-22 02:35:31,969 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2022-11-22 02:35:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2022-11-22 02:35:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 02:35:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 02:35:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2022-11-22 02:35:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2022-11-22 02:35:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 02:35:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 02:35:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2022-11-22 02:35:31,970 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2022-11-22 02:35:31,970 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2022-11-22 02:35:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2022-11-22 02:35:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 02:35:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 02:35:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2022-11-22 02:35:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2022-11-22 02:35:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2022-11-22 02:35:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2022-11-22 02:35:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:35:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:35:31,971 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-22 02:35:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-22 02:35:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2022-11-22 02:35:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2022-11-22 02:35:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_change_mtu [2022-11-22 02:35:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_change_mtu [2022-11-22 02:35:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 02:35:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 02:35:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2022-11-22 02:35:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2022-11-22 02:35:31,972 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 02:35:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 02:35:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:35:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:35:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2022-11-22 02:35:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2022-11-22 02:35:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 02:35:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 02:35:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2022-11-22 02:35:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2022-11-22 02:35:31,973 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2022-11-22 02:35:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2022-11-22 02:35:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2022-11-22 02:35:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2022-11-22 02:35:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:35:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:35:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:35:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config [2022-11-22 02:35:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config [2022-11-22 02:35:31,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_stmmac_exit_21_2 [2022-11-22 02:35:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_stmmac_exit_21_2 [2022-11-22 02:35:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_time [2022-11-22 02:35:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_time [2022-11-22 02:35:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:35:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:35:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-22 02:35:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-22 02:35:31,975 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2022-11-22 02:35:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2022-11-22 02:35:34,589 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:35:34,594 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:35:34,877 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:36:17,654 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:36:18,134 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:36:26,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:36:26,222 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-22 02:36:26,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:36:26 BoogieIcfgContainer [2022-11-22 02:36:26,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:36:26,232 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:36:26,233 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:36:26,237 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:36:26,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:35:15" (1/3) ... [2022-11-22 02:36:26,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b505f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:36:26, skipping insertion in model container [2022-11-22 02:36:26,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:35:26" (2/3) ... [2022-11-22 02:36:26,238 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@53b505f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:36:26, skipping insertion in model container [2022-11-22 02:36:26,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:36:26" (3/3) ... [2022-11-22 02:36:26,240 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 02:36:26,259 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:36:26,259 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:36:26,408 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:36:26,417 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;@a22f336, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:36:26,417 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:36:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand has 5034 states, 3035 states have (on average 1.3222405271828666) internal successors, (4013), 3130 states have internal predecessors, (4013), 1684 states have call successors, (1684), 315 states have call predecessors, (1684), 314 states have return successors, (1670), 1612 states have call predecessors, (1670), 1670 states have call successors, (1670) [2022-11-22 02:36:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 820 [2022-11-22 02:36:26,505 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:26,507 INFO L195 NwaCegarLoop]: trace histogram [81, 80, 80, 80, 80, 80, 80, 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, 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, 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] [2022-11-22 02:36:26,507 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:36:26,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:26,515 INFO L85 PathProgramCache]: Analyzing trace with hash -1047927595, now seen corresponding path program 1 times [2022-11-22 02:36:26,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:26,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78061854] [2022-11-22 02:36:26,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:26,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:30,805 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25440 trivial. 0 not checked. [2022-11-22 02:36:30,806 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:30,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78061854] [2022-11-22 02:36:30,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78061854] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:30,807 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:30,808 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:36:30,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128281934] [2022-11-22 02:36:30,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:30,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:36:30,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:30,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:36:30,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:36:30,870 INFO L87 Difference]: Start difference. First operand has 5034 states, 3035 states have (on average 1.3222405271828666) internal successors, (4013), 3130 states have internal predecessors, (4013), 1684 states have call successors, (1684), 315 states have call predecessors, (1684), 314 states have return successors, (1670), 1612 states have call predecessors, (1670), 1670 states have call successors, (1670) Second operand has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-11-22 02:36:33,489 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:37,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:36:47,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:36:47,821 INFO L93 Difference]: Finished difference Result 14680 states and 21499 transitions. [2022-11-22 02:36:47,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:36:47,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 819 [2022-11-22 02:36:47,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:36:47,929 INFO L225 Difference]: With dead ends: 14680 [2022-11-22 02:36:47,929 INFO L226 Difference]: Without dead ends: 9789 [2022-11-22 02:36:47,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:36:47,966 INFO L413 NwaCegarLoop]: 7802 mSDtfsCounter, 7015 mSDsluCounter, 6197 mSDsCounter, 0 mSdLazyCounter, 2271 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7019 SdHoareTripleChecker+Valid, 13999 SdHoareTripleChecker+Invalid, 2289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 2271 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:36:47,967 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7019 Valid, 13999 Invalid, 2289 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 2271 Invalid, 1 Unknown, 0 Unchecked, 16.0s Time] [2022-11-22 02:36:48,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9789 states. [2022-11-22 02:36:48,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9789 to 9788. [2022-11-22 02:36:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9788 states, 5930 states have (on average 1.3220910623946036) internal successors, (7840), 6120 states have internal predecessors, (7840), 3234 states have call successors, (3234), 625 states have call predecessors, (3234), 623 states have return successors, (3230), 3113 states have call predecessors, (3230), 3230 states have call successors, (3230) [2022-11-22 02:36:48,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9788 states to 9788 states and 14304 transitions. [2022-11-22 02:36:48,866 INFO L78 Accepts]: Start accepts. Automaton has 9788 states and 14304 transitions. Word has length 819 [2022-11-22 02:36:48,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:36:48,876 INFO L495 AbstractCegarLoop]: Abstraction has 9788 states and 14304 transitions. [2022-11-22 02:36:48,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.666666666666668) internal successors, (95), 3 states have internal predecessors, (95), 3 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-11-22 02:36:48,880 INFO L276 IsEmpty]: Start isEmpty. Operand 9788 states and 14304 transitions. [2022-11-22 02:36:48,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 859 [2022-11-22 02:36:48,935 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:36:48,937 INFO L195 NwaCegarLoop]: trace histogram [83, 80, 80, 80, 80, 80, 80, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:36:48,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:36:48,938 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:36:48,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:36:48,939 INFO L85 PathProgramCache]: Analyzing trace with hash 339249123, now seen corresponding path program 1 times [2022-11-22 02:36:48,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:36:48,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751828543] [2022-11-22 02:36:48,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:36:48,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:36:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:36:53,587 INFO L134 CoverageAnalysis]: Checked inductivity of 25770 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25770 trivial. 0 not checked. [2022-11-22 02:36:53,588 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:36:53,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751828543] [2022-11-22 02:36:53,588 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751828543] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:36:53,588 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:36:53,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:36:53,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [236699045] [2022-11-22 02:36:53,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:36:53,593 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:36:53,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:36:53,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:36:53,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:36:53,594 INFO L87 Difference]: Start difference. First operand 9788 states and 14304 transitions. Second operand has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (89), 3 states have call predecessors, (89), 1 states have return successors, (87), 2 states have call predecessors, (87), 2 states have call successors, (87) [2022-11-22 02:36:57,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:00,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:03,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:08,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:09,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:16,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:22,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:37:22,794 INFO L93 Difference]: Finished difference Result 14522 states and 20759 transitions. [2022-11-22 02:37:22,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:37:22,795 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (89), 3 states have call predecessors, (89), 1 states have return successors, (87), 2 states have call predecessors, (87), 2 states have call successors, (87) Word has length 858 [2022-11-22 02:37:22,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:37:22,882 INFO L225 Difference]: With dead ends: 14522 [2022-11-22 02:37:22,882 INFO L226 Difference]: Without dead ends: 14518 [2022-11-22 02:37:22,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:37:22,892 INFO L413 NwaCegarLoop]: 7096 mSDtfsCounter, 7113 mSDsluCounter, 17036 mSDsCounter, 0 mSdLazyCounter, 3851 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7120 SdHoareTripleChecker+Valid, 24132 SdHoareTripleChecker+Invalid, 3854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3851 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:37:22,893 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7120 Valid, 24132 Invalid, 3854 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3851 Invalid, 2 Unknown, 0 Unchecked, 28.4s Time] [2022-11-22 02:37:22,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14518 states. [2022-11-22 02:37:23,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14518 to 14516. [2022-11-22 02:37:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14516 states, 8658 states have (on average 1.301108801108801) internal successors, (11265), 9009 states have internal predecessors, (11265), 4744 states have call successors, (4744), 1116 states have call predecessors, (4744), 1113 states have return successors, (4744), 4513 states have call predecessors, (4744), 4740 states have call successors, (4744) [2022-11-22 02:37:23,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14516 states to 14516 states and 20753 transitions. [2022-11-22 02:37:23,930 INFO L78 Accepts]: Start accepts. Automaton has 14516 states and 20753 transitions. Word has length 858 [2022-11-22 02:37:23,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:37:23,933 INFO L495 AbstractCegarLoop]: Abstraction has 14516 states and 20753 transitions. [2022-11-22 02:37:23,934 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.4) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (89), 3 states have call predecessors, (89), 1 states have return successors, (87), 2 states have call predecessors, (87), 2 states have call successors, (87) [2022-11-22 02:37:23,934 INFO L276 IsEmpty]: Start isEmpty. Operand 14516 states and 20753 transitions. [2022-11-22 02:37:23,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 864 [2022-11-22 02:37:23,988 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:37:23,989 INFO L195 NwaCegarLoop]: trace histogram [83, 80, 80, 80, 80, 80, 80, 2, 2, 2, 2, 2, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:37:23,989 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:37:23,989 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:37:23,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:37:23,990 INFO L85 PathProgramCache]: Analyzing trace with hash 409043619, now seen corresponding path program 1 times [2022-11-22 02:37:23,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:37:23,990 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709266067] [2022-11-22 02:37:23,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:37:23,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:37:24,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:37:27,859 INFO L134 CoverageAnalysis]: Checked inductivity of 25772 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 25770 trivial. 0 not checked. [2022-11-22 02:37:27,859 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:37:27,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709266067] [2022-11-22 02:37:27,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709266067] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:37:27,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:37:27,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-22 02:37:27,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075721251] [2022-11-22 02:37:27,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:37:27,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:37:27,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:37:27,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:37:27,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:37:27,863 INFO L87 Difference]: Start difference. First operand 14516 states and 20753 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (90), 3 states have call predecessors, (90), 1 states have return successors, (88), 2 states have call predecessors, (88), 2 states have call successors, (88) [2022-11-22 02:37:32,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:36,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:38,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:40,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:48,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:57,196 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:37:59,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:00,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:00,700 INFO L93 Difference]: Finished difference Result 28612 states and 41671 transitions. [2022-11-22 02:38:00,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-22 02:38:00,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (90), 3 states have call predecessors, (90), 1 states have return successors, (88), 2 states have call predecessors, (88), 2 states have call successors, (88) Word has length 863 [2022-11-22 02:38:00,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:00,894 INFO L225 Difference]: With dead ends: 28612 [2022-11-22 02:38:00,894 INFO L226 Difference]: Without dead ends: 28590 [2022-11-22 02:38:00,913 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-22 02:38:00,914 INFO L413 NwaCegarLoop]: 7962 mSDtfsCounter, 7189 mSDsluCounter, 21987 mSDsCounter, 0 mSdLazyCounter, 4502 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7193 SdHoareTripleChecker+Valid, 29949 SdHoareTripleChecker+Invalid, 4509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 4502 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:00,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7193 Valid, 29949 Invalid, 4509 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 4502 Invalid, 3 Unknown, 0 Unchecked, 31.8s Time] [2022-11-22 02:38:00,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28590 states. [2022-11-22 02:38:02,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28590 to 28497. [2022-11-22 02:38:02,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28497 states, 17027 states have (on average 1.3041639748634521) internal successors, (22206), 17741 states have internal predecessors, (22206), 9279 states have call successors, (9279), 2199 states have call predecessors, (9279), 2190 states have return successors, (10043), 8802 states have call predecessors, (10043), 9275 states have call successors, (10043) [2022-11-22 02:38:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28497 states to 28497 states and 41528 transitions. [2022-11-22 02:38:02,975 INFO L78 Accepts]: Start accepts. Automaton has 28497 states and 41528 transitions. Word has length 863 [2022-11-22 02:38:02,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:02,977 INFO L495 AbstractCegarLoop]: Abstraction has 28497 states and 41528 transitions. [2022-11-22 02:38:02,977 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 4 states have internal predecessors, (125), 2 states have call successors, (90), 3 states have call predecessors, (90), 1 states have return successors, (88), 2 states have call predecessors, (88), 2 states have call successors, (88) [2022-11-22 02:38:02,977 INFO L276 IsEmpty]: Start isEmpty. Operand 28497 states and 41528 transitions. [2022-11-22 02:38:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1020 [2022-11-22 02:38:03,144 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:03,145 INFO L195 NwaCegarLoop]: trace histogram [85, 80, 80, 80, 80, 80, 80, 4, 3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 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, 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] [2022-11-22 02:38:03,145 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:38:03,145 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:38:03,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:03,146 INFO L85 PathProgramCache]: Analyzing trace with hash 1958148218, now seen corresponding path program 1 times [2022-11-22 02:38:03,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:03,146 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872040933] [2022-11-22 02:38:03,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:03,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:03,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 26128 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26120 trivial. 0 not checked. [2022-11-22 02:38:05,385 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:05,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872040933] [2022-11-22 02:38:05,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872040933] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:38:05,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:38:05,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:38:05,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802565879] [2022-11-22 02:38:05,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:38:05,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:38:05,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:05,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:38:05,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:38:05,388 INFO L87 Difference]: Start difference. First operand 28497 states and 41528 transitions. Second operand has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (115), 3 states have call predecessors, (115), 3 states have call successors, (115) [2022-11-22 02:38:08,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:11,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:13,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:18,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:26,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:26,165 INFO L93 Difference]: Finished difference Result 70861 states and 103201 transitions. [2022-11-22 02:38:26,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:38:26,165 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (115), 3 states have call predecessors, (115), 3 states have call successors, (115) Word has length 1019 [2022-11-22 02:38:26,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:26,646 INFO L225 Difference]: With dead ends: 70861 [2022-11-22 02:38:26,647 INFO L226 Difference]: Without dead ends: 42525 [2022-11-22 02:38:26,804 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:38:26,806 INFO L413 NwaCegarLoop]: 7776 mSDtfsCounter, 6953 mSDsluCounter, 6181 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 12 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6959 SdHoareTripleChecker+Valid, 13957 SdHoareTripleChecker+Invalid, 2273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:26,810 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6959 Valid, 13957 Invalid, 2273 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12 Valid, 2259 Invalid, 2 Unknown, 0 Unchecked, 19.0s Time] [2022-11-22 02:38:26,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42525 states. [2022-11-22 02:38:29,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42525 to 42495. [2022-11-22 02:38:29,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42495 states, 25386 states have (on average 1.3030804380367131) internal successors, (33080), 26470 states have internal predecessors, (33080), 13818 states have call successors, (13818), 3299 states have call predecessors, (13818), 3290 states have return successors, (14946), 13095 states have call predecessors, (14946), 13814 states have call successors, (14946) [2022-11-22 02:38:29,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42495 states to 42495 states and 61844 transitions. [2022-11-22 02:38:29,825 INFO L78 Accepts]: Start accepts. Automaton has 42495 states and 61844 transitions. Word has length 1019 [2022-11-22 02:38:29,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:38:29,826 INFO L495 AbstractCegarLoop]: Abstraction has 42495 states and 61844 transitions. [2022-11-22 02:38:29,826 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 73.33333333333333) internal successors, (220), 3 states have internal predecessors, (220), 3 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (115), 3 states have call predecessors, (115), 3 states have call successors, (115) [2022-11-22 02:38:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 42495 states and 61844 transitions. [2022-11-22 02:38:29,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1011 [2022-11-22 02:38:29,986 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:38:29,987 INFO L195 NwaCegarLoop]: trace histogram [85, 80, 80, 80, 80, 80, 80, 4, 3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 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, 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] [2022-11-22 02:38:29,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:38:29,987 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:38:29,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:38:29,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1093903038, now seen corresponding path program 1 times [2022-11-22 02:38:29,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:38:29,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927933820] [2022-11-22 02:38:29,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:38:29,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:38:30,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:38:32,929 INFO L134 CoverageAnalysis]: Checked inductivity of 26128 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26120 trivial. 0 not checked. [2022-11-22 02:38:32,929 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:38:32,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927933820] [2022-11-22 02:38:32,930 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927933820] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:38:32,930 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:38:32,930 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:38:32,930 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103338105] [2022-11-22 02:38:32,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:38:32,932 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:38:32,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:38:32,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:38:32,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:38:32,933 INFO L87 Difference]: Start difference. First operand 42495 states and 61844 transitions. Second operand has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 3 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (115), 3 states have call predecessors, (115), 3 states have call successors, (115) [2022-11-22 02:38:37,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:39,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:42,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:52,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:38:54,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:38:54,027 INFO L93 Difference]: Finished difference Result 126500 states and 183942 transitions. [2022-11-22 02:38:54,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:38:54,028 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 3 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (115), 3 states have call predecessors, (115), 3 states have call successors, (115) Word has length 1010 [2022-11-22 02:38:54,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:38:54,675 INFO L225 Difference]: With dead ends: 126500 [2022-11-22 02:38:54,675 INFO L226 Difference]: Without dead ends: 84166 [2022-11-22 02:38:55,085 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:38:55,086 INFO L413 NwaCegarLoop]: 7765 mSDtfsCounter, 6865 mSDsluCounter, 6154 mSDsCounter, 0 mSdLazyCounter, 2307 mSolverCounterSat, 29 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6871 SdHoareTripleChecker+Valid, 13919 SdHoareTripleChecker+Invalid, 2339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 2307 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:38:55,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6871 Valid, 13919 Invalid, 2339 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 2307 Invalid, 3 Unknown, 0 Unchecked, 17.4s Time] [2022-11-22 02:38:55,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84166 states. [2022-11-22 02:38:59,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84166 to 84124. [2022-11-22 02:38:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84124 states, 50201 states have (on average 1.3005517818370151) internal successors, (65289), 52384 states have internal predecessors, (65289), 27356 states have call successors, (27356), 6587 states have call predecessors, (27356), 6566 states have return successors, (29484), 25892 states have call predecessors, (29484), 27352 states have call successors, (29484) [2022-11-22 02:39:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84124 states to 84124 states and 122129 transitions. [2022-11-22 02:39:00,752 INFO L78 Accepts]: Start accepts. Automaton has 84124 states and 122129 transitions. Word has length 1010 [2022-11-22 02:39:00,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:39:00,753 INFO L495 AbstractCegarLoop]: Abstraction has 84124 states and 122129 transitions. [2022-11-22 02:39:00,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 70.33333333333333) internal successors, (211), 3 states have internal predecessors, (211), 3 states have call successors, (117), 2 states have call predecessors, (117), 1 states have return successors, (115), 3 states have call predecessors, (115), 3 states have call successors, (115) [2022-11-22 02:39:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 84124 states and 122129 transitions. [2022-11-22 02:39:01,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1013 [2022-11-22 02:39:01,032 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:39:01,033 INFO L195 NwaCegarLoop]: trace histogram [85, 80, 80, 80, 80, 80, 80, 3, 3, 3, 3, 2, 2, 2, 2, 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, 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, 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, 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, 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] [2022-11-22 02:39:01,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:39:01,034 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:39:01,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:39:01,034 INFO L85 PathProgramCache]: Analyzing trace with hash 374855032, now seen corresponding path program 1 times [2022-11-22 02:39:01,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:39:01,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020384297] [2022-11-22 02:39:01,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:39:01,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:39:01,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:39:03,507 INFO L134 CoverageAnalysis]: Checked inductivity of 26122 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26114 trivial. 0 not checked. [2022-11-22 02:39:03,508 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:39:03,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020384297] [2022-11-22 02:39:03,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020384297] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:39:03,508 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:39:03,509 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:39:03,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [982163170] [2022-11-22 02:39:03,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:39:03,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:39:03,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:39:03,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:39:03,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:39:03,513 INFO L87 Difference]: Start difference. First operand 84124 states and 122129 transitions. Second operand has 3 states, 3 states have (on average 70.66666666666667) internal successors, (212), 3 states have internal predecessors, (212), 3 states have call successors, (118), 2 states have call predecessors, (118), 1 states have return successors, (116), 3 states have call predecessors, (116), 3 states have call successors, (116) [2022-11-22 02:39:09,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:13,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:39:15,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []