./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS --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 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 --- 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-8393723 [2022-11-19 07:11:08,205 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:11:08,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:11:08,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:11:08,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:11:08,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:11:08,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:11:08,254 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:11:08,256 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:11:08,256 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:11:08,257 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:11:08,264 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:11:08,265 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:11:08,270 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:11:08,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:11:08,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:11:08,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:11:08,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:11:08,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:11:08,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:11:08,289 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:11:08,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:11:08,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:11:08,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:11:08,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:11:08,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:11:08,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:11:08,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:11:08,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:11:08,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:11:08,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:11:08,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:11:08,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:11:08,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:11:08,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:11:08,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:11:08,315 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:11:08,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:11:08,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:11:08,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:11:08,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:11:08,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:11:08,356 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:11:08,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:11:08,357 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:11:08,358 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:11:08,359 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:11:08,359 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:11:08,359 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:11:08,359 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:11:08,360 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:11:08,360 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:11:08,361 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:11:08,361 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:11:08,362 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:11:08,362 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:11:08,362 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:11:08,362 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:11:08,363 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:11:08,363 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:11:08,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:11:08,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:11:08,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:11:08,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:11:08,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:11:08,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:11:08,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:11:08,365 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:11:08,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:11:08,367 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:11:08,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:11:08,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:11:08,369 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:11:08,369 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:11:08,369 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:11:08,369 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:11:08,370 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:11:08,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:11:08,370 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:11:08,370 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:11:08,371 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_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 304212cc9a1a27200535d0165c0dbaf2c66721093abe1a631382badcfc3e5e93 [2022-11-19 07:11:08,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:11:08,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:11:08,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:11:08,699 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:11:08,700 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:11:08,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-19 07:11:08,804 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/data/4cf7cd535/1f803afa83c34f26ab473fa3d78cad96/FLAG56ce4eb87 [2022-11-19 07:11:09,999 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:11:10,000 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-19 07:11:10,076 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/data/4cf7cd535/1f803afa83c34f26ab473fa3d78cad96/FLAG56ce4eb87 [2022-11-19 07:11:10,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/data/4cf7cd535/1f803afa83c34f26ab473fa3d78cad96 [2022-11-19 07:11:10,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:11:10,187 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:11:10,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:11:10,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:11:10,192 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:11:10,193 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:11:10" (1/1) ... [2022-11-19 07:11:10,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18325674 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:10, skipping insertion in model container [2022-11-19 07:11:10,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:11:10" (1/1) ... [2022-11-19 07:11:10,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:11:10,436 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:11:18,453 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703766,703779] [2022-11-19 07:11:18,457 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703935,703948] [2022-11-19 07:11:18,458 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704102,704115] [2022-11-19 07:11:18,459 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704270,704283] [2022-11-19 07:11:18,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:11:18,637 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:11:19,512 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703766,703779] [2022-11-19 07:11:19,513 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[703935,703948] [2022-11-19 07:11:19,513 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704102,704115] [2022-11-19 07:11:19,514 WARN L234 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_b9403657-5726-413c-9b0e-9b7438bff07d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i[704270,704283] [2022-11-19 07:11:19,531 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:11:20,241 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:11:20,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20 WrapperNode [2022-11-19 07:11:20,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:11:20,243 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:11:20,243 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:11:20,244 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:11:20,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:20,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:21,124 INFO L138 Inliner]: procedures = 850, calls = 8720, calls flagged for inlining = 414, calls inlined = 359, statements flattened = 17406 [2022-11-19 07:11:21,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:11:21,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:11:21,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:11:21,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:11:21,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:21,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:21,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:21,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:22,048 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:22,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:22,255 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:22,378 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:22,657 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:11:22,658 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:11:22,658 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:11:22,658 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:11:22,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (1/1) ... [2022-11-19 07:11:22,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:11:22,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:11:22,695 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:11:22,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9403657-5726-413c-9b0e-9b7438bff07d/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:11:22,758 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2022-11-19 07:11:22,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2022-11-19 07:11:22,758 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-19 07:11:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-19 07:11:22,759 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-11-19 07:11:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-11-19 07:11:22,759 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2022-11-19 07:11:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2022-11-19 07:11:22,759 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2022-11-19 07:11:22,759 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2022-11-19 07:11:22,759 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2022-11-19 07:11:22,760 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2022-11-19 07:11:22,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:11:22,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-19 07:11:22,760 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2022-11-19 07:11:22,760 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2022-11-19 07:11:22,760 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-19 07:11:22,760 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-19 07:11:22,760 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-19 07:11:22,761 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-19 07:11:22,761 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2022-11-19 07:11:22,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2022-11-19 07:11:22,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2022-11-19 07:11:22,761 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2022-11-19 07:11:22,761 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-19 07:11:22,762 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-19 07:11:22,762 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2022-11-19 07:11:22,762 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2022-11-19 07:11:22,762 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2022-11-19 07:11:22,762 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2022-11-19 07:11:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 07:11:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-19 07:11:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-19 07:11:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-19 07:11:22,763 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-19 07:11:22,763 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2022-11-19 07:11:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2022-11-19 07:11:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2022-11-19 07:11:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2022-11-19 07:11:22,764 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-11-19 07:11:22,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-11-19 07:11:22,765 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-19 07:11:22,765 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-19 07:11:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-19 07:11:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-19 07:11:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-19 07:11:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-19 07:11:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-11-19 07:11:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-11-19 07:11:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-19 07:11:22,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-19 07:11:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2022-11-19 07:11:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2022-11-19 07:11:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-19 07:11:22,768 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-19 07:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2022-11-19 07:11:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2022-11-19 07:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-19 07:11:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-19 07:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2022-11-19 07:11:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2022-11-19 07:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2022-11-19 07:11:22,769 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2022-11-19 07:11:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-19 07:11:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_indirect_lock_of_bnx2 [2022-11-19 07:11:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2022-11-19 07:11:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2022-11-19 07:11:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2022-11-19 07:11:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2022-11-19 07:11:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-19 07:11:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-19 07:11:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-19 07:11:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-19 07:11:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-11-19 07:11:22,772 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-11-19 07:11:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-19 07:11:22,772 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-19 07:11:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_open [2022-11-19 07:11:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_open [2022-11-19 07:11:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2022-11-19 07:11:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2022-11-19 07:11:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2022-11-19 07:11:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2022-11-19 07:11:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-19 07:11:22,775 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-19 07:11:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2022-11-19 07:11:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2022-11-19 07:11:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2022-11-19 07:11:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2022-11-19 07:11:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2022-11-19 07:11:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2022-11-19 07:11:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2022-11-19 07:11:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2022-11-19 07:11:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2022-11-19 07:11:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2022-11-19 07:11:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-19 07:11:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2022-11-19 07:11:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:11:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-19 07:11:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-19 07:11:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-19 07:11:22,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-19 07:11:22,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-11-19 07:11:22,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-11-19 07:11:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-11-19 07:11:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-11-19 07:11:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-19 07:11:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-19 07:11:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:11:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-19 07:11:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_indirect_lock_of_bnx2 [2022-11-19 07:11:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-19 07:11:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-19 07:11:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-19 07:11:22,792 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-19 07:11:22,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-11-19 07:11:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-11-19 07:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-19 07:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2022-11-19 07:11:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2022-11-19 07:11:22,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-19 07:11:22,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-19 07:11:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2022-11-19 07:11:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2022-11-19 07:11:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-19 07:11:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-19 07:11:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 07:11:22,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-19 07:11:22,794 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2022-11-19 07:11:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2022-11-19 07:11:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remove_one [2022-11-19 07:11:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remove_one [2022-11-19 07:11:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-19 07:11:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-19 07:11:22,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-19 07:11:22,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-19 07:11:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2022-11-19 07:11:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2022-11-19 07:11:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2022-11-19 07:11:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2022-11-19 07:11:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-19 07:11:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-19 07:11:22,796 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-19 07:11:22,796 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-19 07:11:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2022-11-19 07:11:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2022-11-19 07:11:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2022-11-19 07:11:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2022-11-19 07:11:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:11:22,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:11:22,797 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-19 07:11:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-19 07:11:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-19 07:11:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 07:11:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-19 07:11:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-19 07:11:22,798 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-19 07:11:22,798 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2022-11-19 07:11:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2022-11-19 07:11:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-19 07:11:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-19 07:11:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-19 07:11:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-19 07:11:22,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-19 07:11:22,799 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-19 07:11:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-19 07:11:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2022-11-19 07:11:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2022-11-19 07:11:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2022-11-19 07:11:22,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2022-11-19 07:11:22,800 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-19 07:11:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-19 07:11:22,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:11:22,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:11:22,801 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2022-11-19 07:11:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2022-11-19 07:11:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-11-19 07:11:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-11-19 07:11:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-11-19 07:11:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-11-19 07:11:22,802 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-19 07:11:22,802 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-19 07:11:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2022-11-19 07:11:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2022-11-19 07:11:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-19 07:11:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-19 07:11:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:11:22,803 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2022-11-19 07:11:22,803 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2022-11-19 07:11:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2022-11-19 07:11:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2022-11-19 07:11:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:11:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2022-11-19 07:11:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2022-11-19 07:11:22,804 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_resume [2022-11-19 07:11:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_resume [2022-11-19 07:11:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2022-11-19 07:11:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2022-11-19 07:11:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-19 07:11:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-19 07:11:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-11-19 07:11:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-11-19 07:11:22,805 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-19 07:11:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-19 07:11:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-19 07:11:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_phy_lock_of_bnx2 [2022-11-19 07:11:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2022-11-19 07:11:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2022-11-19 07:11:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2022-11-19 07:11:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2022-11-19 07:11:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-19 07:11:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-19 07:11:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-11-19 07:11:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-11-19 07:11:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-19 07:11:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-19 07:11:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_85 [2022-11-19 07:11:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_85 [2022-11-19 07:11:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-19 07:11:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-19 07:11:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2022-11-19 07:11:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2022-11-19 07:11:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-19 07:11:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-19 07:11:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_79 [2022-11-19 07:11:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_79 [2022-11-19 07:11:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2022-11-19 07:11:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2022-11-19 07:11:22,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:11:22,810 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2022-11-19 07:11:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2022-11-19 07:11:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-19 07:11:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-19 07:11:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2022-11-19 07:11:22,814 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2022-11-19 07:11:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_eeprom_len [2022-11-19 07:11:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_eeprom_len [2022-11-19 07:11:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_99 [2022-11-19 07:11:22,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_99 [2022-11-19 07:11:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-11-19 07:11:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-11-19 07:11:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2022-11-19 07:11:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2022-11-19 07:11:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-19 07:11:22,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-19 07:11:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_regs_len [2022-11-19 07:11:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_regs_len [2022-11-19 07:11:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_close [2022-11-19 07:11:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_close [2022-11-19 07:11:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 07:11:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-19 07:11:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2022-11-19 07:11:22,818 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2022-11-19 07:11:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-19 07:11:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-19 07:11:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-19 07:11:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-19 07:11:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2022-11-19 07:11:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2022-11-19 07:11:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2022-11-19 07:11:22,819 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2022-11-19 07:11:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-19 07:11:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-19 07:11:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2022-11-19 07:11:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2022-11-19 07:11:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2022-11-19 07:11:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2022-11-19 07:11:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-11-19 07:11:22,820 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-11-19 07:11:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2022-11-19 07:11:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2022-11-19 07:11:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-19 07:11:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-19 07:11:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-19 07:11:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-19 07:11:22,821 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2022-11-19 07:11:22,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2022-11-19 07:11:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-19 07:11:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-19 07:11:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-19 07:11:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-19 07:11:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2022-11-19 07:11:22,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2022-11-19 07:11:22,822 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2022-11-19 07:11:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2022-11-19 07:11:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-11-19 07:11:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-11-19 07:11:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2022-11-19 07:11:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2022-11-19 07:11:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2022-11-19 07:11:22,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2022-11-19 07:11:22,823 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-11-19 07:11:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-11-19 07:11:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2022-11-19 07:11:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2022-11-19 07:11:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-11-19 07:11:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-11-19 07:11:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2022-11-19 07:11:22,824 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2022-11-19 07:11:22,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-19 07:11:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_bnx2_pci_driver_exit_16_2 [2022-11-19 07:11:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-19 07:11:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-19 07:11:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2022-11-19 07:11:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2022-11-19 07:11:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2022-11-19 07:11:22,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2022-11-19 07:11:22,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-19 07:11:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-19 07:11:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-19 07:11:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-19 07:11:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-19 07:11:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-19 07:11:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-19 07:11:22,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-19 07:11:22,826 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-11-19 07:11:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-11-19 07:11:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:11:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-19 07:11:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-19 07:11:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-19 07:11:22,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-19 07:11:22,827 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2022-11-19 07:11:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2022-11-19 07:11:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2022-11-19 07:11:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2022-11-19 07:11:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-19 07:11:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-19 07:11:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-19 07:11:22,828 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2022-11-19 07:11:22,828 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2022-11-19 07:11:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2022-11-19 07:11:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2022-11-19 07:11:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-19 07:11:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-19 07:11:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-19 07:11:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2022-11-19 07:11:22,829 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2022-11-19 07:11:22,829 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2022-11-19 07:11:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2022-11-19 07:11:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2022-11-19 07:11:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2022-11-19 07:11:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-19 07:11:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-19 07:11:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_80 [2022-11-19 07:11:22,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_80 [2022-11-19 07:11:22,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-19 07:11:22,831 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-19 07:11:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2022-11-19 07:11:22,831 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2022-11-19 07:11:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_86 [2022-11-19 07:11:22,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_86 [2022-11-19 07:11:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-19 07:11:22,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-19 07:11:22,831 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2022-11-19 07:11:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2022-11-19 07:11:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-19 07:11:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-19 07:11:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2022-11-19 07:11:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2022-11-19 07:11:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2022-11-19 07:11:22,832 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2022-11-19 07:11:22,832 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2022-11-19 07:11:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2022-11-19 07:11:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-11-19 07:11:22,833 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-11-19 07:11:22,833 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-19 07:11:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-19 07:11:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2022-11-19 07:11:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2022-11-19 07:11:22,834 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2022-11-19 07:11:22,834 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2022-11-19 07:11:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:11:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-19 07:11:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:11:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-19 07:11:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2022-11-19 07:11:22,835 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2022-11-19 07:11:22,835 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2022-11-19 07:11:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2022-11-19 07:11:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2022-11-19 07:11:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2022-11-19 07:11:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-19 07:11:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-19 07:11:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-19 07:11:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-19 07:11:22,836 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2022-11-19 07:11:22,836 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2022-11-19 07:11:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-19 07:11:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-19 07:11:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-19 07:11:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-19 07:11:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2022-11-19 07:11:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2022-11-19 07:11:22,837 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2022-11-19 07:11:22,837 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2022-11-19 07:11:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-11-19 07:11:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-11-19 07:11:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-19 07:11:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-19 07:11:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-19 07:11:22,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-19 07:11:22,838 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2022-11-19 07:11:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2022-11-19 07:11:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-19 07:11:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-19 07:11:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-19 07:11:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2022-11-19 07:11:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2022-11-19 07:11:22,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:11:22,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-19 07:11:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-19 07:11:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-19 07:11:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-19 07:11:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-19 07:11:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-19 07:11:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_phy_lock_of_bnx2 [2022-11-19 07:11:22,840 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-19 07:11:22,840 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-19 07:11:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nway_reset [2022-11-19 07:11:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nway_reset [2022-11-19 07:11:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2022-11-19 07:11:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2022-11-19 07:11:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2022-11-19 07:11:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2022-11-19 07:11:22,841 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-19 07:11:22,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-19 07:11:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2022-11-19 07:11:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2022-11-19 07:11:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-19 07:11:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-19 07:11:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2022-11-19 07:11:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2022-11-19 07:11:22,842 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2022-11-19 07:11:22,842 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2022-11-19 07:11:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-11-19 07:11:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-11-19 07:11:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2022-11-19 07:11:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2022-11-19 07:11:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-19 07:11:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-19 07:11:22,843 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2022-11-19 07:11:22,843 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2022-11-19 07:11:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2022-11-19 07:11:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2022-11-19 07:11:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2022-11-19 07:11:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2022-11-19 07:11:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-11-19 07:11:22,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-11-19 07:11:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:11:22,844 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2022-11-19 07:11:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2022-11-19 07:11:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2022-11-19 07:11:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2022-11-19 07:11:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-19 07:11:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-19 07:11:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-11-19 07:11:22,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-11-19 07:11:22,845 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2022-11-19 07:11:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2022-11-19 07:11:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2022-11-19 07:11:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2022-11-19 07:11:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2022-11-19 07:11:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2022-11-19 07:11:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-19 07:11:22,846 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-19 07:11:22,846 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2022-11-19 07:11:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2022-11-19 07:11:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-19 07:11:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-19 07:11:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2022-11-19 07:11:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2022-11-19 07:11:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2022-11-19 07:11:22,847 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2022-11-19 07:11:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2022-11-19 07:11:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2022-11-19 07:11:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2022-11-19 07:11:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2022-11-19 07:11:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2022-11-19 07:11:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2022-11-19 07:11:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2022-11-19 07:11:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2022-11-19 07:11:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-11-19 07:11:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-11-19 07:11:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-19 07:11:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-19 07:11:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2022-11-19 07:11:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2022-11-19 07:11:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown [2022-11-19 07:11:22,849 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown [2022-11-19 07:11:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2022-11-19 07:11:22,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2022-11-19 07:11:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-19 07:11:22,850 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-19 07:11:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2022-11-19 07:11:22,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2022-11-19 07:11:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2022-11-19 07:11:22,850 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2022-11-19 07:11:22,850 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2022-11-19 07:11:22,851 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2022-11-19 07:11:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 07:11:22,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-19 07:11:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_98 [2022-11-19 07:11:22,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_98 [2022-11-19 07:11:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2022-11-19 07:11:22,851 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2022-11-19 07:11:22,851 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-19 07:11:22,852 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-19 07:11:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-19 07:11:22,852 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-19 07:11:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-19 07:11:22,852 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-19 07:11:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2022-11-19 07:11:22,852 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2022-11-19 07:11:22,852 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2022-11-19 07:11:22,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2022-11-19 07:11:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-19 07:11:22,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-19 07:11:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-11-19 07:11:22,853 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-11-19 07:11:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-19 07:11:22,853 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-19 07:11:22,853 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-19 07:11:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-19 07:11:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 07:11:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 07:11:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-19 07:11:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-19 07:11:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:11:22,854 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2022-11-19 07:11:22,854 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2022-11-19 07:11:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2022-11-19 07:11:22,855 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2022-11-19 07:11:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-19 07:11:22,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-19 07:11:22,855 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2022-11-19 07:11:22,855 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2022-11-19 07:11:24,602 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:11:24,607 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:11:25,336 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-19 07:14:20,451 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-19 07:14:20,716 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:14:33,423 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:14:33,424 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-19 07:14:33,435 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:14:33 BoogieIcfgContainer [2022-11-19 07:14:33,435 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:14:33,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:14:33,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:14:33,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:14:33,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:11:10" (1/3) ... [2022-11-19 07:14:33,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e6c9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:14:33, skipping insertion in model container [2022-11-19 07:14:33,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:11:20" (2/3) ... [2022-11-19 07:14:33,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71e6c9d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:14:33, skipping insertion in model container [2022-11-19 07:14:33,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:14:33" (3/3) ... [2022-11-19 07:14:33,445 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-broadcom-bnx2.cil.i [2022-11-19 07:14:33,466 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:14:33,467 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2022-11-19 07:14:33,641 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:14:33,652 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;@6b9e3784, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:14:33,654 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-11-19 07:14:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand has 4746 states, 2869 states have (on average 1.3028929940745904) internal successors, (3738), 2943 states have internal predecessors, (3738), 1615 states have call successors, (1615), 260 states have call predecessors, (1615), 259 states have return successors, (1606), 1596 states have call predecessors, (1606), 1606 states have call successors, (1606) [2022-11-19 07:14:33,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-19 07:14:33,717 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:14:33,718 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:14:33,719 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)] === [2022-11-19 07:14:33,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:14:33,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1051217409, now seen corresponding path program 1 times [2022-11-19 07:14:33,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:14:33,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868619002] [2022-11-19 07:14:33,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:14:33,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:14:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:14:35,668 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-19 07:14:35,669 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:14:35,669 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868619002] [2022-11-19 07:14:35,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868619002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:14:35,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:14:35,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:14:35,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25679079] [2022-11-19 07:14:35,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:14:35,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:14:35,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:14:35,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:14:35,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:14:35,729 INFO L87 Difference]: Start difference. First operand has 4746 states, 2869 states have (on average 1.3028929940745904) internal successors, (3738), 2943 states have internal predecessors, (3738), 1615 states have call successors, (1615), 260 states have call predecessors, (1615), 259 states have return successors, (1606), 1596 states have call predecessors, (1606), 1606 states have call successors, (1606) Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-19 07:14:39,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:14:41,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:14:49,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:14:56,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:14:58,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:02,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:04,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:05,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:08,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:08,007 INFO L93 Difference]: Finished difference Result 13860 states and 21008 transitions. [2022-11-19 07:15:08,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:15:08,009 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 291 [2022-11-19 07:15:08,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:08,104 INFO L225 Difference]: With dead ends: 13860 [2022-11-19 07:15:08,104 INFO L226 Difference]: Without dead ends: 9156 [2022-11-19 07:15:08,159 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 [2022-11-19 07:15:08,168 INFO L413 NwaCegarLoop]: 8026 mSDtfsCounter, 6497 mSDsluCounter, 6102 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 7 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6502 SdHoareTripleChecker+Valid, 14128 SdHoareTripleChecker+Invalid, 1714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:08,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6502 Valid, 14128 Invalid, 1714 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1701 Invalid, 6 Unknown, 0 Unchecked, 31.5s Time] [2022-11-19 07:15:08,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9156 states. [2022-11-19 07:15:08,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9156 to 9145. [2022-11-19 07:15:08,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9145 states, 5550 states have (on average 1.3016216216216216) internal successors, (7224), 5698 states have internal predecessors, (7224), 3086 states have call successors, (3086), 509 states have call predecessors, (3086), 506 states have return successors, (3082), 3057 states have call predecessors, (3082), 3082 states have call successors, (3082) [2022-11-19 07:15:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9145 states to 9145 states and 13392 transitions. [2022-11-19 07:15:09,083 INFO L78 Accepts]: Start accepts. Automaton has 9145 states and 13392 transitions. Word has length 291 [2022-11-19 07:15:09,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:09,087 INFO L495 AbstractCegarLoop]: Abstraction has 9145 states and 13392 transitions. [2022-11-19 07:15:09,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 3 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-19 07:15:09,088 INFO L276 IsEmpty]: Start isEmpty. Operand 9145 states and 13392 transitions. [2022-11-19 07:15:09,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-19 07:15:09,105 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:09,105 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:09,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-19 07:15:09,106 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)] === [2022-11-19 07:15:09,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:09,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1585240397, now seen corresponding path program 1 times [2022-11-19 07:15:09,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:09,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991327755] [2022-11-19 07:15:09,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:10,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-19 07:15:10,277 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:10,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991327755] [2022-11-19 07:15:10,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991327755] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:10,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:10,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:15:10,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917573829] [2022-11-19 07:15:10,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:10,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:15:10,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:10,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:15:10,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:15:10,280 INFO L87 Difference]: Start difference. First operand 9145 states and 13392 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-19 07:15:13,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:16,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:17,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:23,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:27,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:29,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:36,089 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:38,403 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:40,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:43,072 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:45,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:48,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:15:48,470 INFO L93 Difference]: Finished difference Result 26814 states and 39237 transitions. [2022-11-19 07:15:48,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:15:48,471 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 307 [2022-11-19 07:15:48,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:15:48,613 INFO L225 Difference]: With dead ends: 26814 [2022-11-19 07:15:48,613 INFO L226 Difference]: Without dead ends: 17724 [2022-11-19 07:15:48,689 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 [2022-11-19 07:15:48,690 INFO L413 NwaCegarLoop]: 8150 mSDtfsCounter, 6276 mSDsluCounter, 6053 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 29 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6278 SdHoareTripleChecker+Valid, 14203 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:15:48,690 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6278 Valid, 14203 Invalid, 1845 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [29 Valid, 1810 Invalid, 6 Unknown, 0 Unchecked, 37.3s Time] [2022-11-19 07:15:48,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17724 states. [2022-11-19 07:15:49,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17724 to 17688. [2022-11-19 07:15:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17688 states, 10737 states have (on average 1.2976622892800596) internal successors, (13933), 11023 states have internal predecessors, (13933), 5947 states have call successors, (5947), 1007 states have call predecessors, (5947), 1001 states have return successors, (5943), 5893 states have call predecessors, (5943), 5943 states have call successors, (5943) [2022-11-19 07:15:49,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17688 states to 17688 states and 25823 transitions. [2022-11-19 07:15:49,968 INFO L78 Accepts]: Start accepts. Automaton has 17688 states and 25823 transitions. Word has length 307 [2022-11-19 07:15:49,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:15:49,974 INFO L495 AbstractCegarLoop]: Abstraction has 17688 states and 25823 transitions. [2022-11-19 07:15:49,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-19 07:15:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 17688 states and 25823 transitions. [2022-11-19 07:15:49,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2022-11-19 07:15:49,983 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:15:49,983 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:15:49,984 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:15:49,984 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)] === [2022-11-19 07:15:49,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:15:49,984 INFO L85 PathProgramCache]: Analyzing trace with hash -429318583, now seen corresponding path program 1 times [2022-11-19 07:15:49,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:15:49,988 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850040953] [2022-11-19 07:15:49,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:15:49,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:15:50,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:15:50,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-19 07:15:50,794 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:15:50,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850040953] [2022-11-19 07:15:50,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850040953] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:15:50,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:15:50,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:15:50,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244811250] [2022-11-19 07:15:50,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:15:50,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:15:50,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:15:50,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:15:50,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:15:50,797 INFO L87 Difference]: Start difference. First operand 17688 states and 25823 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-19 07:15:54,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:15:57,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:02,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:07,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:12,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:14,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:17,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:22,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:25,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:26,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:16:26,683 INFO L93 Difference]: Finished difference Result 50277 states and 73268 transitions. [2022-11-19 07:16:26,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:16:26,684 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 307 [2022-11-19 07:16:26,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:16:26,895 INFO L225 Difference]: With dead ends: 50277 [2022-11-19 07:16:26,895 INFO L226 Difference]: Without dead ends: 32644 [2022-11-19 07:16:27,011 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 [2022-11-19 07:16:27,015 INFO L413 NwaCegarLoop]: 8428 mSDtfsCounter, 5686 mSDsluCounter, 6062 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 7 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5686 SdHoareTripleChecker+Valid, 14490 SdHoareTripleChecker+Invalid, 1829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:16:27,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5686 Valid, 14490 Invalid, 1829 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 1816 Invalid, 6 Unknown, 0 Unchecked, 34.5s Time] [2022-11-19 07:16:27,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32644 states. [2022-11-19 07:16:29,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32644 to 32606. [2022-11-19 07:16:29,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32606 states, 19729 states have (on average 1.2907395205028132) internal successors, (25465), 20289 states have internal predecessors, (25465), 10925 states have call successors, (10925), 1965 states have call predecessors, (10925), 1949 states have return successors, (11067), 10807 states have call predecessors, (11067), 10921 states have call successors, (11067) [2022-11-19 07:16:29,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32606 states to 32606 states and 47457 transitions. [2022-11-19 07:16:29,402 INFO L78 Accepts]: Start accepts. Automaton has 32606 states and 47457 transitions. Word has length 307 [2022-11-19 07:16:29,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:16:29,403 INFO L495 AbstractCegarLoop]: Abstraction has 32606 states and 47457 transitions. [2022-11-19 07:16:29,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-11-19 07:16:29,403 INFO L276 IsEmpty]: Start isEmpty. Operand 32606 states and 47457 transitions. [2022-11-19 07:16:29,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2022-11-19 07:16:29,411 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:16:29,411 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:16:29,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-19 07:16:29,411 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)] === [2022-11-19 07:16:29,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:16:29,412 INFO L85 PathProgramCache]: Analyzing trace with hash 132160515, now seen corresponding path program 1 times [2022-11-19 07:16:29,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:16:29,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531583859] [2022-11-19 07:16:29,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:16:29,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:16:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:16:30,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-19 07:16:30,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:16:30,231 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531583859] [2022-11-19 07:16:30,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531583859] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:16:30,231 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:16:30,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:16:30,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849978760] [2022-11-19 07:16:30,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:16:30,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:16:30,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:16:30,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:16:30,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:16:30,233 INFO L87 Difference]: Start difference. First operand 32606 states and 47457 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-19 07:16:34,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:36,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:40,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:45,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:52,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:16:55,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:00,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:02,575 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:04,736 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:07,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:17:07,699 INFO L93 Difference]: Finished difference Result 95989 states and 140855 transitions. [2022-11-19 07:17:07,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:17:07,703 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 310 [2022-11-19 07:17:07,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:17:08,444 INFO L225 Difference]: With dead ends: 95989 [2022-11-19 07:17:08,444 INFO L226 Difference]: Without dead ends: 63438 [2022-11-19 07:17:08,658 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 [2022-11-19 07:17:08,661 INFO L413 NwaCegarLoop]: 7697 mSDtfsCounter, 6430 mSDsluCounter, 6130 mSDsCounter, 0 mSdLazyCounter, 1623 mSolverCounterSat, 3 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6430 SdHoareTripleChecker+Valid, 13827 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1623 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:17:08,662 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6430 Valid, 13827 Invalid, 1631 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1623 Invalid, 5 Unknown, 0 Unchecked, 35.3s Time] [2022-11-19 07:17:08,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63438 states. [2022-11-19 07:17:12,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63438 to 63391. [2022-11-19 07:17:12,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63391 states, 38390 states have (on average 1.291508205261787) internal successors, (49581), 39542 states have internal predecessors, (49581), 21191 states have call successors, (21191), 3858 states have call predecessors, (21191), 3807 states have return successors, (22641), 20891 states have call predecessors, (22641), 21187 states have call successors, (22641) [2022-11-19 07:17:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63391 states to 63391 states and 93413 transitions. [2022-11-19 07:17:13,203 INFO L78 Accepts]: Start accepts. Automaton has 63391 states and 93413 transitions. Word has length 310 [2022-11-19 07:17:13,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:17:13,206 INFO L495 AbstractCegarLoop]: Abstraction has 63391 states and 93413 transitions. [2022-11-19 07:17:13,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-19 07:17:13,207 INFO L276 IsEmpty]: Start isEmpty. Operand 63391 states and 93413 transitions. [2022-11-19 07:17:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-11-19 07:17:13,218 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:17:13,218 INFO L195 NwaCegarLoop]: trace histogram [28, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:17:13,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-19 07:17:13,219 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)] === [2022-11-19 07:17:13,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:17:13,219 INFO L85 PathProgramCache]: Analyzing trace with hash -2010784066, now seen corresponding path program 1 times [2022-11-19 07:17:13,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:17:13,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861121195] [2022-11-19 07:17:13,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:17:13,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:17:13,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:17:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2862 trivial. 0 not checked. [2022-11-19 07:17:14,450 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:17:14,450 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861121195] [2022-11-19 07:17:14,451 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861121195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:17:14,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:17:14,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:17:14,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87393462] [2022-11-19 07:17:14,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:17:14,452 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:17:14,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:17:14,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:17:14,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:17:14,453 INFO L87 Difference]: Start difference. First operand 63391 states and 93413 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-19 07:17:17,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:25,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:30,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:44,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:17:47,185 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 [] [2022-11-19 07:17:50,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:17:50,315 INFO L93 Difference]: Finished difference Result 156097 states and 229708 transitions. [2022-11-19 07:17:50,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:17:50,316 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 318 [2022-11-19 07:17:50,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:17:51,065 INFO L225 Difference]: With dead ends: 156097 [2022-11-19 07:17:51,065 INFO L226 Difference]: Without dead ends: 92761 [2022-11-19 07:17:51,568 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 [2022-11-19 07:17:51,568 INFO L413 NwaCegarLoop]: 8803 mSDtfsCounter, 6345 mSDsluCounter, 6068 mSDsCounter, 0 mSdLazyCounter, 1839 mSolverCounterSat, 18 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6348 SdHoareTripleChecker+Valid, 14871 SdHoareTripleChecker+Invalid, 1862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 1839 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.8s IncrementalHoareTripleChecker+Time [2022-11-19 07:17:51,569 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6348 Valid, 14871 Invalid, 1862 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [18 Valid, 1839 Invalid, 5 Unknown, 0 Unchecked, 31.8s Time] [2022-11-19 07:17:51,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92761 states. [2022-11-19 07:17:56,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92761 to 92706. [2022-11-19 07:17:56,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92706 states, 56304 states have (on average 1.2885407786302927) internal successors, (72550), 58011 states have internal predecessors, (72550), 30763 states have call successors, (30763), 5711 states have call predecessors, (30763), 5636 states have return successors, (32741), 30317 states have call predecessors, (32741), 30759 states have call successors, (32741) [2022-11-19 07:17:57,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92706 states to 92706 states and 136054 transitions. [2022-11-19 07:17:57,504 INFO L78 Accepts]: Start accepts. Automaton has 92706 states and 136054 transitions. Word has length 318 [2022-11-19 07:17:57,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:17:57,505 INFO L495 AbstractCegarLoop]: Abstraction has 92706 states and 136054 transitions. [2022-11-19 07:17:57,506 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (39), 2 states have call predecessors, (39), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-11-19 07:17:57,506 INFO L276 IsEmpty]: Start isEmpty. Operand 92706 states and 136054 transitions. [2022-11-19 07:17:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-11-19 07:17:57,518 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:17:57,518 INFO L195 NwaCegarLoop]: trace histogram [29, 27, 27, 27, 27, 27, 27, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:17:57,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-19 07:17:57,518 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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)] === [2022-11-19 07:17:57,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:17:57,519 INFO L85 PathProgramCache]: Analyzing trace with hash -1489757782, now seen corresponding path program 1 times [2022-11-19 07:17:57,519 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:17:57,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559936447] [2022-11-19 07:17:57,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:17:57,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:17:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:17:58,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2925 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2918 trivial. 0 not checked. [2022-11-19 07:17:58,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:17:58,703 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559936447] [2022-11-19 07:17:58,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559936447] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:17:58,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:17:58,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:17:58,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133194096] [2022-11-19 07:17:58,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:17:58,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:17:58,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:17:58,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:17:58,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:17:58,705 INFO L87 Difference]: Start difference. First operand 92706 states and 136054 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-19 07:18:04,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:07,146 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:08,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:12,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:15,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:22,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:27,020 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:30,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:33,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:40,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:42,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:18:46,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:18:46,032 INFO L93 Difference]: Finished difference Result 210864 states and 309632 transitions. [2022-11-19 07:18:46,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:18:46,033 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 327 [2022-11-19 07:18:46,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:18:47,241 INFO L225 Difference]: With dead ends: 210864 [2022-11-19 07:18:47,241 INFO L226 Difference]: Without dead ends: 118213 [2022-11-19 07:18:47,836 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 [2022-11-19 07:18:47,837 INFO L413 NwaCegarLoop]: 9429 mSDtfsCounter, 6470 mSDsluCounter, 6087 mSDsCounter, 0 mSdLazyCounter, 2018 mSolverCounterSat, 13 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6477 SdHoareTripleChecker+Valid, 15516 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 2018 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.1s IncrementalHoareTripleChecker+Time [2022-11-19 07:18:47,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6477 Valid, 15516 Invalid, 2038 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [13 Valid, 2018 Invalid, 7 Unknown, 0 Unchecked, 42.1s Time] [2022-11-19 07:18:47,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118213 states. [2022-11-19 07:18:53,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118213 to 118098. [2022-11-19 07:18:53,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118098 states, 71747 states have (on average 1.2885695569152718) internal successors, (92451), 73973 states have internal predecessors, (92451), 39170 states have call successors, (39170), 7284 states have call predecessors, (39170), 7178 states have return successors, (41742), 38525 states have call predecessors, (41742), 39166 states have call successors, (41742) [2022-11-19 07:18:54,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118098 states to 118098 states and 173363 transitions. [2022-11-19 07:18:54,681 INFO L78 Accepts]: Start accepts. Automaton has 118098 states and 173363 transitions. Word has length 327 [2022-11-19 07:18:54,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:18:54,682 INFO L495 AbstractCegarLoop]: Abstraction has 118098 states and 173363 transitions. [2022-11-19 07:18:54,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2022-11-19 07:18:54,683 INFO L276 IsEmpty]: Start isEmpty. Operand 118098 states and 173363 transitions. [2022-11-19 07:18:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2022-11-19 07:18:54,688 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:18:54,688 INFO L195 NwaCegarLoop]: trace histogram [31, 27, 27, 27, 27, 27, 27, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:18:54,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-19 07:18:54,689 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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)] === [2022-11-19 07:18:54,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:18:54,690 INFO L85 PathProgramCache]: Analyzing trace with hash -2053402108, now seen corresponding path program 1 times [2022-11-19 07:18:54,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:18:54,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152025912] [2022-11-19 07:18:54,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:18:54,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:18:55,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:18:56,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3063 trivial. 0 not checked. [2022-11-19 07:18:56,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:18:56,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152025912] [2022-11-19 07:18:56,674 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152025912] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:18:56,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:18:56,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 07:18:56,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14469748] [2022-11-19 07:18:56,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:18:56,676 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 07:18:56,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:18:56,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 07:18:56,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:18:56,676 INFO L87 Difference]: Start difference. First operand 118098 states and 173363 transitions. Second operand has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-11-19 07:19:04,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:06,670 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:13,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:15,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:18,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:27,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:40,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:45,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:51,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:19:53,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:20:05,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:20:05,689 INFO L93 Difference]: Finished difference Result 235321 states and 351049 transitions. [2022-11-19 07:20:05,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 07:20:05,690 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.6) internal successors, (58), 4 states have internal predecessors, (58), 2 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 333 [2022-11-19 07:20:05,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:20:07,398 INFO L225 Difference]: With dead ends: 235321 [2022-11-19 07:20:07,398 INFO L226 Difference]: Without dead ends: 235319 [2022-11-19 07:20:07,509 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:20:07,510 INFO L413 NwaCegarLoop]: 8966 mSDtfsCounter, 6629 mSDsluCounter, 24000 mSDsCounter, 0 mSdLazyCounter, 4042 mSolverCounterSat, 3 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6646 SdHoareTripleChecker+Valid, 32966 SdHoareTripleChecker+Invalid, 4051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4042 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.5s IncrementalHoareTripleChecker+Time [2022-11-19 07:20:07,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6646 Valid, 32966 Invalid, 4051 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3 Valid, 4042 Invalid, 6 Unknown, 0 Unchecked, 60.5s Time] [2022-11-19 07:20:07,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 235319 states.