./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/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 dc77dba7d0a42d28a45b5d35d96b429d0886353a9713255eb9fc5a14ecd01454 --- 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 02:02:57,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:02:57,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:02:57,990 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:02:57,991 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:02:57,992 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:02:58,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:02:58,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:02:58,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:02:58,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:02:58,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:02:58,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:02:58,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:02:58,022 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:02:58,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:02:58,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:02:58,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:02:58,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:02:58,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:02:58,041 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:02:58,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:02:58,044 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:02:58,045 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:02:58,046 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:02:58,049 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:02:58,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:02:58,049 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:02:58,050 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:02:58,051 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:02:58,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:02:58,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:02:58,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:02:58,054 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:02:58,055 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:02:58,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:02:58,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:02:58,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:02:58,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:02:58,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:02:58,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:02:58,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:02:58,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:02:58,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:02:58,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:02:58,085 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:02:58,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:02:58,086 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:02:58,086 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:02:58,086 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:02:58,086 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:02:58,086 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:02:58,087 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:02:58,087 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:02:58,087 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:02:58,087 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:02:58,087 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:02:58,088 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:02:58,088 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:02:58,088 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:02:58,088 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:02:58,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:02:58,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:02:58,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:02:58,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:02:58,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:02:58,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:02:58,090 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:02:58,090 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:02:58,090 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:02:58,091 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:02:58,091 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:02:58,091 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:02:58,091 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:02:58,091 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:02:58,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:02:58,092 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:02:58,092 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:02:58,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:02:58,092 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:02:58,093 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:02:58,093 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc77dba7d0a42d28a45b5d35d96b429d0886353a9713255eb9fc5a14ecd01454 [2022-11-22 02:02:58,409 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:02:58,437 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:02:58,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:02:58,441 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:02:58,441 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:02:58,443 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 02:03:01,483 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:03:02,501 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:03:02,502 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 02:03:02,589 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/data/297bffce5/e8cd11ee07f144f1ac546839e306d554/FLAG4dea0ebb2 [2022-11-22 02:03:02,608 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/data/297bffce5/e8cd11ee07f144f1ac546839e306d554 [2022-11-22 02:03:02,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:03:02,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:03:02,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:03:02,619 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:03:02,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:03:02,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:02" (1/1) ... [2022-11-22 02:03:02,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fcfaa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:02, skipping insertion in model container [2022-11-22 02:03:02,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:03:02" (1/1) ... [2022-11-22 02:03:02,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:03:02,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:03:13,804 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886222,886235] [2022-11-22 02:03:13,821 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886391,886404] [2022-11-22 02:03:13,821 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886558,886571] [2022-11-22 02:03:13,822 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886726,886739] [2022-11-22 02:03:13,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:03:14,092 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:03:14,962 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886222,886235] [2022-11-22 02:03:14,962 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886391,886404] [2022-11-22 02:03:14,963 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886558,886571] [2022-11-22 02:03:14,963 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_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i[886726,886739] [2022-11-22 02:03:14,995 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:03:15,961 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:03:15,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15 WrapperNode [2022-11-22 02:03:15,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:03:15,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:03:15,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:03:15,963 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:03:15,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:16,200 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:18,007 INFO L138 Inliner]: procedures = 1123, calls = 12755, calls flagged for inlining = 622, calls inlined = 584, statements flattened = 22602 [2022-11-22 02:03:18,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:03:18,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:03:18,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:03:18,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:03:18,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:18,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:18,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:18,719 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:19,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:19,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:20,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:20,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:20,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:03:20,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:03:20,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:03:20,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:03:20,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (1/1) ... [2022-11-22 02:03:20,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:03:20,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:03:20,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:03:20,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:03:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2022-11-22 02:03:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2022-11-22 02:03:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 02:03:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 02:03:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2022-11-22 02:03:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2022-11-22 02:03:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 02:03:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 02:03:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2022-11-22 02:03:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2022-11-22 02:03:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:03:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-22 02:03:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2022-11-22 02:03:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2022-11-22 02:03:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 02:03:20,732 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 02:03:20,732 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_sset_count [2022-11-22 02:03:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_sset_count [2022-11-22 02:03:20,733 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 02:03:20,733 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 02:03:20,734 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 02:03:20,734 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 02:03:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 02:03:20,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 02:03:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 02:03:20,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 02:03:20,735 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2022-11-22 02:03:20,736 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2022-11-22 02:03:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2022-11-22 02:03:20,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2022-11-22 02:03:20,736 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 02:03:20,737 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 02:03:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 02:03:20,737 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 02:03:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2022-11-22 02:03:20,737 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2022-11-22 02:03:20,737 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2022-11-22 02:03:20,738 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2022-11-22 02:03:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 02:03:20,738 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 02:03:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2022-11-22 02:03:20,738 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2022-11-22 02:03:20,738 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable_eee_mode [2022-11-22 02:03:20,739 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable_eee_mode [2022-11-22 02:03:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-11-22 02:03:20,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-11-22 02:03:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2022-11-22 02:03:20,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2022-11-22 02:03:20,740 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 02:03:20,740 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 02:03:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-11-22 02:03:20,741 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-11-22 02:03:20,741 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2022-11-22 02:03:20,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2022-11-22 02:03:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2022-11-22 02:03:20,742 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2022-11-22 02:03:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 02:03:20,742 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 02:03:20,742 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 02:03:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 02:03:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2022-11-22 02:03:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2022-11-22 02:03:20,743 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2022-11-22 02:03:20,743 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2022-11-22 02:03:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-22 02:03:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-22 02:03:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:03:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 02:03:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 02:03:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-22 02:03:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-22 02:03:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2022-11-22 02:03:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2022-11-22 02:03:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2022-11-22 02:03:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2022-11-22 02:03:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 02:03:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 02:03:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2022-11-22 02:03:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2022-11-22 02:03:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2022-11-22 02:03:20,748 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2022-11-22 02:03:20,748 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2022-11-22 02:03:20,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2022-11-22 02:03:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-22 02:03:20,749 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-22 02:03:20,749 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2022-11-22 02:03:20,750 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2022-11-22 02:03:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-22 02:03:20,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-22 02:03:20,750 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-22 02:03:20,751 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-22 02:03:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:03:20,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-22 02:03:20,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-22 02:03:20,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-22 02:03:20,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-22 02:03:20,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-11-22 02:03:20,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-11-22 02:03:20,752 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-22 02:03:20,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-22 02:03:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_5 [2022-11-22 02:03:20,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_5 [2022-11-22 02:03:20,753 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-22 02:03:20,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-22 02:03:20,754 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-22 02:03:20,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-22 02:03:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_6 [2022-11-22 02:03:20,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_6 [2022-11-22 02:03:20,759 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2022-11-22 02:03:20,760 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2022-11-22 02:03:20,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_8 [2022-11-22 02:03:20,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_8 [2022-11-22 02:03:20,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:03:20,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-22 02:03:20,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-22 02:03:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 02:03:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 02:03:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2022-11-22 02:03:20,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2022-11-22 02:03:20,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:03:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2022-11-22 02:03:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2022-11-22 02:03:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 02:03:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-22 02:03:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-22 02:03:20,769 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 02:03:20,769 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 02:03:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_stmmac_priv [2022-11-22 02:03:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_stmmac_priv [2022-11-22 02:03:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2022-11-22 02:03:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2022-11-22 02:03:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 02:03:20,770 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 02:03:20,770 INFO L130 BoogieDeclarations]: Found specification of procedure print_pkt [2022-11-22 02:03:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure print_pkt [2022-11-22 02:03:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:03:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 02:03:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2022-11-22 02:03:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2022-11-22 02:03:20,771 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 02:03:20,771 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 02:03:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 02:03:20,772 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 02:03:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2022-11-22 02:03:20,772 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2022-11-22 02:03:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2022-11-22 02:03:20,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2022-11-22 02:03:20,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-22 02:03:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-22 02:03:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-22 02:03:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-22 02:03:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2022-11-22 02:03:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2022-11-22 02:03:20,773 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2022-11-22 02:03:20,773 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2022-11-22 02:03:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2022-11-22 02:03:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2022-11-22 02:03:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 02:03:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 02:03:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2022-11-22 02:03:20,774 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2022-11-22 02:03:20,774 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2022-11-22 02:03:20,775 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2022-11-22 02:03:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2022-11-22 02:03:20,775 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2022-11-22 02:03:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2022-11-22 02:03:20,775 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2022-11-22 02:03:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2022-11-22 02:03:20,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2022-11-22 02:03:20,775 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2022-11-22 02:03:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2022-11-22 02:03:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:03:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:03:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2022-11-22 02:03:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2022-11-22 02:03:20,776 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 02:03:20,776 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 02:03:20,777 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2022-11-22 02:03:20,778 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2022-11-22 02:03:20,778 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2022-11-22 02:03:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2022-11-22 02:03:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-11-22 02:03:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-11-22 02:03:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2022-11-22 02:03:20,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2022-11-22 02:03:20,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 02:03:20,779 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 02:03:20,780 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 02:03:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2022-11-22 02:03:20,780 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2022-11-22 02:03:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-11-22 02:03:20,780 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-11-22 02:03:20,780 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 02:03:20,780 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 02:03:20,781 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 02:03:20,781 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2022-11-22 02:03:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2022-11-22 02:03:20,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-22 02:03:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-22 02:03:20,781 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_stmmac_priv [2022-11-22 02:03:20,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_stmmac_priv [2022-11-22 02:03:20,782 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2022-11-22 02:03:20,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2022-11-22 02:03:20,782 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2022-11-22 02:03:20,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2022-11-22 02:03:20,782 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2022-11-22 02:03:20,782 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2022-11-22 02:03:20,782 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 02:03:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 02:03:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 02:03:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 02:03:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ethtool_stats [2022-11-22 02:03:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ethtool_stats [2022-11-22 02:03:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 02:03:20,783 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 02:03:20,783 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2022-11-22 02:03:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2022-11-22 02:03:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-22 02:03:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-22 02:03:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2022-11-22 02:03:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2022-11-22 02:03:20,784 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-22 02:03:20,784 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-22 02:03:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 02:03:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 02:03:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-22 02:03:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-22 02:03:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 02:03:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2022-11-22 02:03:20,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2022-11-22 02:03:20,785 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2022-11-22 02:03:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2022-11-22 02:03:20,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:03:20,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:03:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:03:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-22 02:03:20,791 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-22 02:03:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2022-11-22 02:03:20,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2022-11-22 02:03:20,791 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2022-11-22 02:03:20,791 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2022-11-22 02:03:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-11-22 02:03:20,792 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-11-22 02:03:20,792 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2022-11-22 02:03:20,793 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2022-11-22 02:03:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2022-11-22 02:03:20,793 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2022-11-22 02:03:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2022-11-22 02:03:20,793 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2022-11-22 02:03:20,793 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 02:03:20,793 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 02:03:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2022-11-22 02:03:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2022-11-22 02:03:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 02:03:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 02:03:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 02:03:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 02:03:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2022-11-22 02:03:20,794 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2022-11-22 02:03:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_62 [2022-11-22 02:03:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_62 [2022-11-22 02:03:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2022-11-22 02:03:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2022-11-22 02:03:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2022-11-22 02:03:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2022-11-22 02:03:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2022-11-22 02:03:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2022-11-22 02:03:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-22 02:03:20,796 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-22 02:03:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 02:03:20,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 02:03:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 02:03:20,796 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 02:03:20,796 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2022-11-22 02:03:20,796 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2022-11-22 02:03:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 02:03:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 02:03:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2022-11-22 02:03:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2022-11-22 02:03:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2022-11-22 02:03:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2022-11-22 02:03:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:03:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2022-11-22 02:03:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2022-11-22 02:03:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2022-11-22 02:03:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2022-11-22 02:03:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 02:03:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 02:03:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_86 [2022-11-22 02:03:20,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_86 [2022-11-22 02:03:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2022-11-22 02:03:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2022-11-22 02:03:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_100 [2022-11-22 02:03:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_100 [2022-11-22 02:03:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_freq [2022-11-22 02:03:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_freq [2022-11-22 02:03:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2022-11-22 02:03:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2022-11-22 02:03:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-22 02:03:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-22 02:03:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 02:03:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 02:03:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 02:03:20,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 02:03:20,800 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2022-11-22 02:03:20,801 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2022-11-22 02:03:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2022-11-22 02:03:20,801 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2022-11-22 02:03:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 02:03:20,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 02:03:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2022-11-22 02:03:20,801 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2022-11-22 02:03:20,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 02:03:20,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 02:03:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2022-11-22 02:03:20,802 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2022-11-22 02:03:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2022-11-22 02:03:20,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2022-11-22 02:03:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2022-11-22 02:03:20,802 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2022-11-22 02:03:20,802 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2022-11-22 02:03:20,803 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2022-11-22 02:03:20,803 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_gregs [2022-11-22 02:03:20,803 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_gregs [2022-11-22 02:03:20,803 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2022-11-22 02:03:20,803 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2022-11-22 02:03:20,803 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2022-11-22 02:03:20,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2022-11-22 02:03:20,804 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 02:03:20,804 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 02:03:20,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-22 02:03:20,804 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-22 02:03:20,804 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_avail [2022-11-22 02:03:20,804 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_avail [2022-11-22 02:03:20,804 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2022-11-22 02:03:20,804 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2022-11-22 02:03:20,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_83 [2022-11-22 02:03:20,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_83 [2022-11-22 02:03:20,805 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2022-11-22 02:03:20,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2022-11-22 02:03:20,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 02:03:20,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 02:03:20,805 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2022-11-22 02:03:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2022-11-22 02:03:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 02:03:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 02:03:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 02:03:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 02:03:20,806 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2022-11-22 02:03:20,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2022-11-22 02:03:20,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_63 [2022-11-22 02:03:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_63 [2022-11-22 02:03:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2022-11-22 02:03:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2022-11-22 02:03:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2022-11-22 02:03:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2022-11-22 02:03:20,811 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 02:03:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 02:03:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2022-11-22 02:03:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2022-11-22 02:03:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-11-22 02:03:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-11-22 02:03:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-11-22 02:03:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-11-22 02:03:20,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-22 02:03:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-22 02:03:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 02:03:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 02:03:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-22 02:03:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-22 02:03:20,813 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2022-11-22 02:03:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2022-11-22 02:03:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2022-11-22 02:03:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2022-11-22 02:03:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:03:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2022-11-22 02:03:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2022-11-22 02:03:20,814 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-22 02:03:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-22 02:03:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 02:03:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 02:03:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2022-11-22 02:03:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2022-11-22 02:03:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-22 02:03:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-22 02:03:20,815 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2022-11-22 02:03:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2022-11-22 02:03:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2022-11-22 02:03:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2022-11-22 02:03:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 02:03:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 02:03:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2022-11-22 02:03:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2022-11-22 02:03:20,816 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2022-11-22 02:03:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2022-11-22 02:03:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 02:03:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 02:03:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 02:03:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2022-11-22 02:03:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2022-11-22 02:03:20,817 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2022-11-22 02:03:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2022-11-22 02:03:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2022-11-22 02:03:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2022-11-22 02:03:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-11-22 02:03:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-11-22 02:03:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_link [2022-11-22 02:03:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_link [2022-11-22 02:03:20,818 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2022-11-22 02:03:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2022-11-22 02:03:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 02:03:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 02:03:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 02:03:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2022-11-22 02:03:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2022-11-22 02:03:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 02:03:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 02:03:20,819 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2022-11-22 02:03:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2022-11-22 02:03:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 02:03:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 02:03:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-22 02:03:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-22 02:03:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2022-11-22 02:03:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2022-11-22 02:03:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-22 02:03:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-22 02:03:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2022-11-22 02:03:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2022-11-22 02:03:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2022-11-22 02:03:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2022-11-22 02:03:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-11-22 02:03:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-11-22 02:03:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2022-11-22 02:03:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2022-11-22 02:03:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_clean [2022-11-22 02:03:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_clean [2022-11-22 02:03:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-22 02:03:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-22 02:03:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2022-11-22 02:03:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2022-11-22 02:03:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2022-11-22 02:03:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2022-11-22 02:03:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2022-11-22 02:03:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2022-11-22 02:03:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-22 02:03:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-22 02:03:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 02:03:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 02:03:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2022-11-22 02:03:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2022-11-22 02:03:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2022-11-22 02:03:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2022-11-22 02:03:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2022-11-22 02:03:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2022-11-22 02:03:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 02:03:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 02:03:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2022-11-22 02:03:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2022-11-22 02:03:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2022-11-22 02:03:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2022-11-22 02:03:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2022-11-22 02:03:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2022-11-22 02:03:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2022-11-22 02:03:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2022-11-22 02:03:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2022-11-22 02:03:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2022-11-22 02:03:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2022-11-22 02:03:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2022-11-22 02:03:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:03:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 02:03:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2022-11-22 02:03:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2022-11-22 02:03:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2022-11-22 02:03:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2022-11-22 02:03:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:03:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 02:03:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2022-11-22 02:03:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2022-11-22 02:03:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2022-11-22 02:03:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2022-11-22 02:03:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2022-11-22 02:03:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2022-11-22 02:03:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2022-11-22 02:03:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2022-11-22 02:03:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2022-11-22 02:03:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2022-11-22 02:03:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2022-11-22 02:03:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2022-11-22 02:03:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2022-11-22 02:03:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2022-11-22 02:03:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2022-11-22 02:03:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2022-11-22 02:03:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-11-22 02:03:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-11-22 02:03:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 02:03:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 02:03:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ioctl [2022-11-22 02:03:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ioctl [2022-11-22 02:03:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-22 02:03:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-22 02:03:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 02:03:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 02:03:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2022-11-22 02:03:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2022-11-22 02:03:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2022-11-22 02:03:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2022-11-22 02:03:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2022-11-22 02:03:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2022-11-22 02:03:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2022-11-22 02:03:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2022-11-22 02:03:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 02:03:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 02:03:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 02:03:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:03:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-22 02:03:20,832 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2022-11-22 02:03:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2022-11-22 02:03:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 02:03:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 02:03:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 02:03:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 02:03:20,833 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 02:03:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 02:03:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2022-11-22 02:03:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2022-11-22 02:03:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-11-22 02:03:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-11-22 02:03:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2022-11-22 02:03:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2022-11-22 02:03:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2022-11-22 02:03:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2022-11-22 02:03:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 02:03:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 02:03:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2022-11-22 02:03:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2022-11-22 02:03:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2022-11-22 02:03:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2022-11-22 02:03:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2022-11-22 02:03:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2022-11-22 02:03:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2022-11-22 02:03:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2022-11-22 02:03:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_get_drvdata [2022-11-22 02:03:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_get_drvdata [2022-11-22 02:03:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 02:03:20,836 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 02:03:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-22 02:03:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-22 02:03:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 02:03:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 02:03:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2022-11-22 02:03:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2022-11-22 02:03:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2022-11-22 02:03:20,837 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2022-11-22 02:03:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 02:03:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-22 02:03:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2022-11-22 02:03:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2022-11-22 02:03:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:03:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2022-11-22 02:03:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2022-11-22 02:03:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 02:03:20,838 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 02:03:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2022-11-22 02:03:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2022-11-22 02:03:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-22 02:03:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-22 02:03:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-22 02:03:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-22 02:03:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-22 02:03:20,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-22 02:03:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-11-22 02:03:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-11-22 02:03:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-22 02:03:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-22 02:03:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2022-11-22 02:03:20,840 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2022-11-22 02:03:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_84 [2022-11-22 02:03:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_84 [2022-11-22 02:03:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-22 02:03:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-22 02:03:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 02:03:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 02:03:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-22 02:03:20,841 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-22 02:03:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-22 02:03:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-22 02:03:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2022-11-22 02:03:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2022-11-22 02:03:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2022-11-22 02:03:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2022-11-22 02:03:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2022-11-22 02:03:20,842 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2022-11-22 02:03:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 02:03:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 02:03:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 02:03:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 02:03:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2022-11-22 02:03:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2022-11-22 02:03:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-22 02:03:20,843 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-22 02:03:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2022-11-22 02:03:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2022-11-22 02:03:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2022-11-22 02:03:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2022-11-22 02:03:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 02:03:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 02:03:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2022-11-22 02:03:20,844 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2022-11-22 02:03:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2022-11-22 02:03:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2022-11-22 02:03:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 02:03:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 02:03:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2022-11-22 02:03:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2022-11-22 02:03:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 02:03:20,845 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 02:03:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_63 [2022-11-22 02:03:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_63 [2022-11-22 02:03:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2022-11-22 02:03:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2022-11-22 02:03:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2022-11-22 02:03:20,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2022-11-22 02:03:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 02:03:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 02:03:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2022-11-22 02:03:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2022-11-22 02:03:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2022-11-22 02:03:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2022-11-22 02:03:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-22 02:03:20,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-22 02:03:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-22 02:03:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-22 02:03:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2022-11-22 02:03:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2022-11-22 02:03:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_change_mtu [2022-11-22 02:03:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_change_mtu [2022-11-22 02:03:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 02:03:20,848 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 02:03:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2022-11-22 02:03:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2022-11-22 02:03:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 02:03:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 02:03:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:03:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 02:03:20,849 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2022-11-22 02:03:20,849 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2022-11-22 02:03:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 02:03:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 02:03:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2022-11-22 02:03:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2022-11-22 02:03:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2022-11-22 02:03:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2022-11-22 02:03:20,850 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2022-11-22 02:03:20,850 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2022-11-22 02:03:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:03:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:03:20,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 02:03:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config [2022-11-22 02:03:20,851 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config [2022-11-22 02:03:20,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_stmmac_exit_21_2 [2022-11-22 02:03:20,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_stmmac_exit_21_2 [2022-11-22 02:03:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_time [2022-11-22 02:03:20,852 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_time [2022-11-22 02:03:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-22 02:03:20,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-22 02:03:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-22 02:03:20,852 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-22 02:03:20,852 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2022-11-22 02:03:20,852 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2022-11-22 02:03:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_ptp_lock_of_stmmac_priv [2022-11-22 02:03:20,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_ptp_lock_of_stmmac_priv [2022-11-22 02:03:23,567 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:03:23,572 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:03:23,819 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 02:04:07,281 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-22 02:04:07,800 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:04:14,882 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:04:14,884 INFO L300 CfgBuilder]: Removed 9 assume(true) statements. [2022-11-22 02:04:14,894 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:04:14 BoogieIcfgContainer [2022-11-22 02:04:14,894 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:04:14,898 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:04:14,898 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:04:14,901 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:04:14,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:03:02" (1/3) ... [2022-11-22 02:04:14,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b3f06f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:04:14, skipping insertion in model container [2022-11-22 02:04:14,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:03:15" (2/3) ... [2022-11-22 02:04:14,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b3f06f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:04:14, skipping insertion in model container [2022-11-22 02:04:14,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:04:14" (3/3) ... [2022-11-22 02:04:14,905 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-stmicro-stmmac-stmmac.cil.i [2022-11-22 02:04:14,926 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:04:14,926 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-22 02:04:15,146 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:04:15,155 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;@41efb099, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:04:15,155 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-22 02:04:15,175 INFO L276 IsEmpty]: Start isEmpty. Operand has 5126 states, 3066 states have (on average 1.3209393346379648) internal successors, (4050), 3164 states have internal predecessors, (4050), 1731 states have call successors, (1731), 327 states have call predecessors, (1731), 326 states have return successors, (1717), 1659 states have call predecessors, (1717), 1717 states have call successors, (1717) [2022-11-22 02:04:15,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 820 [2022-11-22 02:04:15,237 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:04:15,239 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 02:04:15,239 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:04:15,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:04:15,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1030676648, now seen corresponding path program 1 times [2022-11-22 02:04:15,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:04:15,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337041276] [2022-11-22 02:04:15,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:15,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:04:16,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:04:19,080 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 02:04:19,081 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:04:19,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337041276] [2022-11-22 02:04:19,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337041276] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:04:19,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:04:19,083 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:04:19,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029436246] [2022-11-22 02:04:19,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:04:19,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:04:19,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:04:19,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:04:19,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:19,155 INFO L87 Difference]: Start difference. First operand has 5126 states, 3066 states have (on average 1.3209393346379648) internal successors, (4050), 3164 states have internal predecessors, (4050), 1731 states have call successors, (1731), 327 states have call predecessors, (1731), 326 states have return successors, (1717), 1659 states have call predecessors, (1717), 1717 states have call successors, (1717) 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 02:04:25,035 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 02:04:34,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:36,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:04:36,085 INFO L93 Difference]: Finished difference Result 14941 states and 22295 transitions. [2022-11-22 02:04:36,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:04:36,089 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 02:04:36,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:04:36,212 INFO L225 Difference]: With dead ends: 14941 [2022-11-22 02:04:36,212 INFO L226 Difference]: Without dead ends: 9958 [2022-11-22 02:04:36,343 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 02:04:36,347 INFO L413 NwaCegarLoop]: 7949 mSDtfsCounter, 7114 mSDsluCounter, 6312 mSDsCounter, 0 mSdLazyCounter, 2299 mSolverCounterSat, 17 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7118 SdHoareTripleChecker+Valid, 14261 SdHoareTripleChecker+Invalid, 2317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 2299 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-11-22 02:04:36,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7118 Valid, 14261 Invalid, 2317 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [17 Valid, 2299 Invalid, 1 Unknown, 0 Unchecked, 15.8s Time] [2022-11-22 02:04:36,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9958 states. [2022-11-22 02:04:37,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9958 to 9953. [2022-11-22 02:04:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9953 states, 5990 states have (on average 1.3202003338898163) internal successors, (7908), 6184 states have internal predecessors, (7908), 3313 states have call successors, (3313), 649 states have call predecessors, (3313), 647 states have return successors, (3309), 3192 states have call predecessors, (3309), 3309 states have call successors, (3309) [2022-11-22 02:04:37,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9953 states to 9953 states and 14530 transitions. [2022-11-22 02:04:37,201 INFO L78 Accepts]: Start accepts. Automaton has 9953 states and 14530 transitions. Word has length 819 [2022-11-22 02:04:37,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:04:37,211 INFO L495 AbstractCegarLoop]: Abstraction has 9953 states and 14530 transitions. [2022-11-22 02:04:37,212 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 02:04:37,212 INFO L276 IsEmpty]: Start isEmpty. Operand 9953 states and 14530 transitions. [2022-11-22 02:04:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 827 [2022-11-22 02:04:37,246 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:04:37,247 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, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:04:37,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:04:37,247 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:04:37,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:04:37,248 INFO L85 PathProgramCache]: Analyzing trace with hash 786598973, now seen corresponding path program 1 times [2022-11-22 02:04:37,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:04:37,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445483939] [2022-11-22 02:04:37,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:37,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:04:37,971 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 02:04:37,972 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1368966192] [2022-11-22 02:04:37,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:04:37,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:04:37,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:04:37,979 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:04:38,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:04:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:04:44,264 INFO L263 TraceCheckSpWp]: Trace formula consists of 20651 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 02:04:44,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:04:44,447 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 25280 trivial. 0 not checked. [2022-11-22 02:04:44,447 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:04:44,447 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:04:44,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445483939] [2022-11-22 02:04:44,448 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 02:04:44,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368966192] [2022-11-22 02:04:44,448 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368966192] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:04:44,448 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:04:44,449 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:04:44,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321151609] [2022-11-22 02:04:44,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:04:44,451 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:04:44,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:04:44,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:04:44,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:04:44,453 INFO L87 Difference]: Start difference. First operand 9953 states and 14530 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-11-22 02:04:47,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:50,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:04:53,488 WARN L539 Checker$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 02:05:02,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:02,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:05:02,878 INFO L93 Difference]: Finished difference Result 29354 states and 42824 transitions. [2022-11-22 02:05:02,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:05:02,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 826 [2022-11-22 02:05:02,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:05:03,015 INFO L225 Difference]: With dead ends: 29354 [2022-11-22 02:05:03,015 INFO L226 Difference]: Without dead ends: 19562 [2022-11-22 02:05:03,071 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 825 GetRequests, 824 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 02:05:03,072 INFO L413 NwaCegarLoop]: 7918 mSDtfsCounter, 7124 mSDsluCounter, 6202 mSDsCounter, 0 mSdLazyCounter, 2310 mSolverCounterSat, 20 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7128 SdHoareTripleChecker+Valid, 14120 SdHoareTripleChecker+Invalid, 2332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 2310 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2022-11-22 02:05:03,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7128 Valid, 14120 Invalid, 2332 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [20 Valid, 2310 Invalid, 2 Unknown, 0 Unchecked, 17.6s Time] [2022-11-22 02:05:03,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19562 states. [2022-11-22 02:05:04,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19562 to 19521. [2022-11-22 02:05:04,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19521 states, 11805 states have (on average 1.323168149089369) internal successors, (15620), 12191 states have internal predecessors, (15620), 6423 states have call successors, (6423), 1294 states have call predecessors, (6423), 1290 states have return successors, (6419), 6181 states have call predecessors, (6419), 6419 states have call successors, (6419) [2022-11-22 02:05:04,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19521 states to 19521 states and 28462 transitions. [2022-11-22 02:05:04,399 INFO L78 Accepts]: Start accepts. Automaton has 19521 states and 28462 transitions. Word has length 826 [2022-11-22 02:05:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:05:04,401 INFO L495 AbstractCegarLoop]: Abstraction has 19521 states and 28462 transitions. [2022-11-22 02:05:04,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 3 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-11-22 02:05:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 19521 states and 28462 transitions. [2022-11-22 02:05:04,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 828 [2022-11-22 02:05:04,412 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:05:04,412 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, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:05:04,461 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-22 02:05:04,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:05:04,639 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:05:04,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:05:04,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1226117775, now seen corresponding path program 1 times [2022-11-22 02:05:04,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:05:04,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204979300] [2022-11-22 02:05:04,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:05:04,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:05:05,294 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 02:05:05,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [612213384] [2022-11-22 02:05:05,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:05:05,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:05:05,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:05:05,298 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:05:05,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 02:05:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:05:11,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 20652 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 02:05:11,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:05:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 25440 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 25280 trivial. 0 not checked. [2022-11-22 02:05:11,737 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 02:05:11,737 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:05:11,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204979300] [2022-11-22 02:05:11,738 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 02:05:11,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [612213384] [2022-11-22 02:05:11,738 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [612213384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:05:11,738 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:05:11,738 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:05:11,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439011524] [2022-11-22 02:05:11,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:05:11,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:05:11,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:05:11,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:05:11,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:05:11,742 INFO L87 Difference]: Start difference. First operand 19521 states and 28462 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-11-22 02:05:14,814 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 02:05:18,375 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:31,133 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:31,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:05:31,429 INFO L93 Difference]: Finished difference Result 57732 states and 84148 transitions. [2022-11-22 02:05:31,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:05:31,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) Word has length 827 [2022-11-22 02:05:31,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:05:31,668 INFO L225 Difference]: With dead ends: 57732 [2022-11-22 02:05:31,668 INFO L226 Difference]: Without dead ends: 38372 [2022-11-22 02:05:31,773 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 826 GetRequests, 825 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 02:05:31,776 INFO L413 NwaCegarLoop]: 8023 mSDtfsCounter, 7105 mSDsluCounter, 6202 mSDsCounter, 0 mSdLazyCounter, 2343 mSolverCounterSat, 20 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7111 SdHoareTripleChecker+Valid, 14225 SdHoareTripleChecker+Invalid, 2365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 2343 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.3s IncrementalHoareTripleChecker+Time [2022-11-22 02:05:31,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7111 Valid, 14225 Invalid, 2365 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [20 Valid, 2343 Invalid, 2 Unknown, 0 Unchecked, 18.3s Time] [2022-11-22 02:05:31,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38372 states. [2022-11-22 02:05:34,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38372 to 38327. [2022-11-22 02:05:34,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38327 states, 23265 states have (on average 1.325338491295938) internal successors, (30834), 24039 states have internal predecessors, (30834), 12497 states have call successors, (12497), 2570 states have call predecessors, (12497), 2562 states have return successors, (12501), 12009 states have call predecessors, (12501), 12493 states have call successors, (12501) [2022-11-22 02:05:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38327 states to 38327 states and 55832 transitions. [2022-11-22 02:05:34,651 INFO L78 Accepts]: Start accepts. Automaton has 38327 states and 55832 transitions. Word has length 827 [2022-11-22 02:05:34,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:05:34,652 INFO L495 AbstractCegarLoop]: Abstraction has 38327 states and 55832 transitions. [2022-11-22 02:05:34,653 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (84), 3 states have call predecessors, (84), 3 states have call successors, (84) [2022-11-22 02:05:34,653 INFO L276 IsEmpty]: Start isEmpty. Operand 38327 states and 55832 transitions. [2022-11-22 02:05:34,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 835 [2022-11-22 02:05:34,665 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:05:34,665 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:05:34,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 02:05:34,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5d351de4-cab1-47e0-9e0e-7b9cf63874f1/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:05:34,884 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:05:34,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:05:34,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1319323309, now seen corresponding path program 1 times [2022-11-22 02:05:34,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:05:34,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708866154] [2022-11-22 02:05:34,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:05:34,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:05:35,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:05:37,704 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 02:05:37,704 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:05:37,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708866154] [2022-11-22 02:05:37,705 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708866154] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:05:37,705 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:05:37,705 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:05:37,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547899257] [2022-11-22 02:05:37,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:05:37,706 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:05:37,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:05:37,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:05:37,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:05:37,707 INFO L87 Difference]: Start difference. First operand 38327 states and 55832 transitions. Second operand has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (83), 3 states have call predecessors, (83), 3 states have call successors, (83) [2022-11-22 02:05:42,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:44,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:49,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:51,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:52,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:05:58,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:05:58,201 INFO L93 Difference]: Finished difference Result 113338 states and 165054 transitions. [2022-11-22 02:05:58,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:05:58,202 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (83), 3 states have call predecessors, (83), 3 states have call successors, (83) Word has length 834 [2022-11-22 02:05:58,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:05:58,781 INFO L225 Difference]: With dead ends: 113338 [2022-11-22 02:05:58,781 INFO L226 Difference]: Without dead ends: 75172 [2022-11-22 02:05:59,182 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 02:05:59,185 INFO L413 NwaCegarLoop]: 7905 mSDtfsCounter, 6939 mSDsluCounter, 6321 mSDsCounter, 0 mSdLazyCounter, 2255 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6943 SdHoareTripleChecker+Valid, 14226 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2255 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.4s IncrementalHoareTripleChecker+Time [2022-11-22 02:05:59,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6943 Valid, 14226 Invalid, 2257 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2255 Invalid, 1 Unknown, 0 Unchecked, 17.4s Time] [2022-11-22 02:05:59,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75172 states. [2022-11-22 02:06:03,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75172 to 75125. [2022-11-22 02:06:03,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75125 states, 45639 states have (on average 1.3274611626021604) internal successors, (60584), 47191 states have internal predecessors, (60584), 24395 states have call successors, (24395), 5104 states have call predecessors, (24395), 5088 states have return successors, (24415), 23413 states have call predecessors, (24415), 24391 states have call successors, (24415) [2022-11-22 02:06:04,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75125 states to 75125 states and 109394 transitions. [2022-11-22 02:06:04,312 INFO L78 Accepts]: Start accepts. Automaton has 75125 states and 109394 transitions. Word has length 834 [2022-11-22 02:06:04,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:06:04,314 INFO L495 AbstractCegarLoop]: Abstraction has 75125 states and 109394 transitions. [2022-11-22 02:06:04,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.0) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (86), 2 states have call predecessors, (86), 1 states have return successors, (83), 3 states have call predecessors, (83), 3 states have call successors, (83) [2022-11-22 02:06:04,314 INFO L276 IsEmpty]: Start isEmpty. Operand 75125 states and 109394 transitions. [2022-11-22 02:06:04,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 840 [2022-11-22 02:06:04,334 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:06:04,335 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:06:04,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:06:04,335 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:06:04,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:06:04,336 INFO L85 PathProgramCache]: Analyzing trace with hash 1967145497, now seen corresponding path program 1 times [2022-11-22 02:06:04,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:06:04,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438711501] [2022-11-22 02:06:04,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:06:04,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:06:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:06:06,897 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 02:06:06,897 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:06:06,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438711501] [2022-11-22 02:06:06,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438711501] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:06:06,898 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:06:06,898 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:06:06,899 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329558666] [2022-11-22 02:06:06,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:06:06,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 02:06:06,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:06:06,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 02:06:06,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 02:06:06,903 INFO L87 Difference]: Start difference. First operand 75125 states and 109394 transitions. Second operand has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) [2022-11-22 02:06:11,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:13,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:19,692 WARN L539 Checker$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 02:06:27,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:29,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 02:06:33,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:06:33,066 INFO L93 Difference]: Finished difference Result 224684 states and 331356 transitions. [2022-11-22 02:06:33,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 02:06:33,067 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.666666666666664) internal successors, (110), 3 states have internal predecessors, (110), 3 states have call successors, (90), 2 states have call predecessors, (90), 1 states have return successors, (85), 3 states have call predecessors, (85), 3 states have call successors, (85) Word has length 839 [2022-11-22 02:06:33,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:06:34,481 INFO L225 Difference]: With dead ends: 224684 [2022-11-22 02:06:34,481 INFO L226 Difference]: Without dead ends: 149720 [2022-11-22 02:06:34,749 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 02:06:34,750 INFO L413 NwaCegarLoop]: 8146 mSDtfsCounter, 7315 mSDsluCounter, 6429 mSDsCounter, 0 mSdLazyCounter, 2268 mSolverCounterSat, 6 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7319 SdHoareTripleChecker+Valid, 14575 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 2268 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:06:34,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7319 Valid, 14575 Invalid, 2276 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 2268 Invalid, 2 Unknown, 0 Unchecked, 20.0s Time] [2022-11-22 02:06:34,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149720 states.