./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --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 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:19:57,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:19:57,201 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:19:57,209 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:19:57,210 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:19:57,254 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:19:57,255 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:19:57,256 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:19:57,257 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:19:57,262 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:19:57,263 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:19:57,264 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:19:57,265 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:19:57,267 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:19:57,268 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:19:57,268 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:19:57,269 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:19:57,269 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:19:57,270 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:19:57,270 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:19:57,271 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:19:57,272 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:19:57,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:19:57,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:19:57,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:19:57,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:19:57,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:19:57,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:19:57,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:19:57,276 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:19:57,277 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:19:57,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:19:57,278 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:19:57,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:19:57,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:19:57,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:19:57,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:19:57,279 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:19:57,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:19:57,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:19:57,280 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:19:57,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:19:57,281 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb [2023-11-19 04:19:57,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:19:57,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:19:57,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:19:57,640 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:19:57,640 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:19:57,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-19 04:20:00,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:20:01,560 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:20:01,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-19 04:20:01,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/data/fa19db635/01fc4686d1a54baca0aa243fb2f8bc01/FLAG0f1a8dec9 [2023-11-19 04:20:01,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/data/fa19db635/01fc4686d1a54baca0aa243fb2f8bc01 [2023-11-19 04:20:01,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:20:01,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:20:01,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:01,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:20:01,673 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:20:01,674 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,675 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77744127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:01, skipping insertion in model container [2023-11-19 04:20:01,675 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:20:01" (1/1) ... [2023-11-19 04:20:01,916 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:20:05,203 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-11-19 04:20:05,210 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-11-19 04:20:05,211 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-11-19 04:20:05,211 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-11-19 04:20:05,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:05,361 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:20:05,905 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-11-19 04:20:05,906 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-11-19 04:20:05,906 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-11-19 04:20:05,907 WARN L240 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_1a032365-f7df-47b9-88aa-5eee93b4e380/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-11-19 04:20:05,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:20:06,430 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:20:06,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06 WrapperNode [2023-11-19 04:20:06,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:20:06,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:06,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:20:06,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:20:06,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:06,671 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:06,987 INFO L138 Inliner]: procedures = 398, calls = 3782, calls flagged for inlining = 224, calls inlined = 212, statements flattened = 7026 [2023-11-19 04:20:06,988 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:20:06,989 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:20:06,989 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:20:06,989 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:20:07,001 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,001 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,532 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,580 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:20:07,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:20:07,581 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:20:07,581 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:20:07,582 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (1/1) ... [2023-11-19 04:20:07,588 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:20:07,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:20:07,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:20:07,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a032365-f7df-47b9-88aa-5eee93b4e380/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:20:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-11-19 04:20:07,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-11-19 04:20:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2023-11-19 04:20:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2023-11-19 04:20:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-11-19 04:20:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-11-19 04:20:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:20:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:20:07,669 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-11-19 04:20:07,669 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-11-19 04:20:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-11-19 04:20:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-11-19 04:20:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:20:07,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:20:07,670 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2023-11-19 04:20:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2023-11-19 04:20:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2023-11-19 04:20:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2023-11-19 04:20:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-11-19 04:20:07,671 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-11-19 04:20:07,671 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2023-11-19 04:20:07,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2023-11-19 04:20:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 04:20:07,673 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 04:20:07,673 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-19 04:20:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-19 04:20:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-11-19 04:20:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-11-19 04:20:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-19 04:20:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-19 04:20:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2023-11-19 04:20:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2023-11-19 04:20:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2023-11-19 04:20:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2023-11-19 04:20:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2023-11-19 04:20:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2023-11-19 04:20:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-11-19 04:20:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-11-19 04:20:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-19 04:20:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-19 04:20:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2023-11-19 04:20:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2023-11-19 04:20:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 04:20:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 04:20:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 04:20:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 04:20:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 04:20:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 04:20:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 04:20:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 04:20:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:20:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:20:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-19 04:20:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-19 04:20:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2023-11-19 04:20:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2023-11-19 04:20:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:20:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2023-11-19 04:20:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2023-11-19 04:20:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2023-11-19 04:20:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2023-11-19 04:20:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 04:20:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 04:20:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-19 04:20:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-19 04:20:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 04:20:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 04:20:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2023-11-19 04:20:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2023-11-19 04:20:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2023-11-19 04:20:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2023-11-19 04:20:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:20:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-19 04:20:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-19 04:20:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:20:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 04:20:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 04:20:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-19 04:20:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-19 04:20:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2023-11-19 04:20:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2023-11-19 04:20:07,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:20:07,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:20:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:20:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2023-11-19 04:20:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2023-11-19 04:20:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 04:20:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 04:20:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-11-19 04:20:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-11-19 04:20:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2023-11-19 04:20:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2023-11-19 04:20:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:20:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 04:20:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 04:20:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 04:20:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 04:20:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:20:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 04:20:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 04:20:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2023-11-19 04:20:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2023-11-19 04:20:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 04:20:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 04:20:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 04:20:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 04:20:07,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:20:07,691 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2023-11-19 04:20:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2023-11-19 04:20:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:20:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 04:20:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-19 04:20:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-19 04:20:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2023-11-19 04:20:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2023-11-19 04:20:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2023-11-19 04:20:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2023-11-19 04:20:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2023-11-19 04:20:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2023-11-19 04:20:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2023-11-19 04:20:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2023-11-19 04:20:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-11-19 04:20:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-11-19 04:20:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 04:20:07,695 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 04:20:07,696 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2023-11-19 04:20:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2023-11-19 04:20:07,696 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2023-11-19 04:20:07,696 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2023-11-19 04:20:07,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:20:07,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:20:07,697 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 04:20:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 04:20:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-11-19 04:20:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-11-19 04:20:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-19 04:20:07,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-19 04:20:07,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:20:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:20:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:20:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:20:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2023-11-19 04:20:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2023-11-19 04:20:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2023-11-19 04:20:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2023-11-19 04:20:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2023-11-19 04:20:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2023-11-19 04:20:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2023-11-19 04:20:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2023-11-19 04:20:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-19 04:20:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-19 04:20:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-19 04:20:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-19 04:20:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2023-11-19 04:20:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2023-11-19 04:20:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 04:20:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 04:20:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:20:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:20:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-19 04:20:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-19 04:20:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-11-19 04:20:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-11-19 04:20:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-19 04:20:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-19 04:20:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2023-11-19 04:20:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2023-11-19 04:20:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:20:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2023-11-19 04:20:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2023-11-19 04:20:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2023-11-19 04:20:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2023-11-19 04:20:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2023-11-19 04:20:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2023-11-19 04:20:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 04:20:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 04:20:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2023-11-19 04:20:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2023-11-19 04:20:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:20:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:20:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2023-11-19 04:20:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2023-11-19 04:20:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 04:20:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 04:20:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 04:20:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 04:20:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2023-11-19 04:20:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2023-11-19 04:20:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 04:20:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 04:20:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:20:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:20:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2023-11-19 04:20:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2023-11-19 04:20:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-19 04:20:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-19 04:20:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2023-11-19 04:20:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2023-11-19 04:20:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-19 04:20:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-19 04:20:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2023-11-19 04:20:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2023-11-19 04:20:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-19 04:20:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-19 04:20:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 04:20:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 04:20:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:20:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:20:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-19 04:20:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-19 04:20:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:20:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:20:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:20:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2023-11-19 04:20:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2023-11-19 04:20:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2023-11-19 04:20:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2023-11-19 04:20:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2023-11-19 04:20:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2023-11-19 04:20:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2023-11-19 04:20:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2023-11-19 04:20:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2023-11-19 04:20:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2023-11-19 04:20:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2023-11-19 04:20:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2023-11-19 04:20:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2023-11-19 04:20:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2023-11-19 04:20:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 04:20:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 04:20:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-11-19 04:20:07,727 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-11-19 04:20:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-19 04:20:07,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-19 04:20:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:20:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2023-11-19 04:20:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2023-11-19 04:20:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 04:20:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 04:20:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2023-11-19 04:20:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2023-11-19 04:20:08,825 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:20:08,831 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:20:09,254 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:20:22,793 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 04:20:23,033 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:20:25,638 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:20:25,638 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:20:25,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:25 BoogieIcfgContainer [2023-11-19 04:20:25,653 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:20:25,655 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:20:25,656 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:20:25,659 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:20:25,659 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:20:01" (1/3) ... [2023-11-19 04:20:25,660 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d02987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:25, skipping insertion in model container [2023-11-19 04:20:25,660 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:20:06" (2/3) ... [2023-11-19 04:20:25,661 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9d02987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:20:25, skipping insertion in model container [2023-11-19 04:20:25,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:20:25" (3/3) ... [2023-11-19 04:20:25,662 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-19 04:20:25,699 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:20:25,699 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-19 04:20:25,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:20:25,808 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=LoopHeads, 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;@7879f47d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:20:25,809 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-19 04:20:25,826 INFO L276 IsEmpty]: Start isEmpty. Operand has 1989 states, 1214 states have (on average 1.3245469522240527) internal successors, (1608), 1225 states have internal predecessors, (1608), 662 states have call successors, (662), 112 states have call predecessors, (662), 111 states have return successors, (655), 650 states have call predecessors, (655), 655 states have call successors, (655) [2023-11-19 04:20:25,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-11-19 04:20:25,888 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:25,889 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:25,890 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 04:20:25,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:25,901 INFO L85 PathProgramCache]: Analyzing trace with hash 1924528321, now seen corresponding path program 1 times [2023-11-19 04:20:25,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:25,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549271324] [2023-11-19 04:20:25,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:25,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:28,074 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5703 trivial. 0 not checked. [2023-11-19 04:20:28,075 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:28,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549271324] [2023-11-19 04:20:28,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549271324] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:28,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:28,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:20:28,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115868171] [2023-11-19 04:20:28,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:28,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:28,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:20:28,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:28,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:28,162 INFO L87 Difference]: Start difference. First operand has 1989 states, 1214 states have (on average 1.3245469522240527) internal successors, (1608), 1225 states have internal predecessors, (1608), 662 states have call successors, (662), 112 states have call predecessors, (662), 111 states have return successors, (655), 650 states have call predecessors, (655), 655 states have call successors, (655) Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-19 04:20:31,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:31,855 INFO L93 Difference]: Finished difference Result 5734 states and 8540 transitions. [2023-11-19 04:20:31,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:31,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 405 [2023-11-19 04:20:31,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:31,912 INFO L225 Difference]: With dead ends: 5734 [2023-11-19 04:20:31,912 INFO L226 Difference]: Without dead ends: 3811 [2023-11-19 04:20:31,931 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 [2023-11-19 04:20:31,934 INFO L413 NwaCegarLoop]: 2549 mSDtfsCounter, 2726 mSDsluCounter, 2503 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2726 SdHoareTripleChecker+Valid, 5052 SdHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:31,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2726 Valid, 5052 Invalid, 773 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-19 04:20:31,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3811 states. [2023-11-19 04:20:32,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3811 to 3807. [2023-11-19 04:20:32,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3807 states, 2342 states have (on average 1.3240819812126388) internal successors, (3101), 2361 states have internal predecessors, (3101), 1244 states have call successors, (1244), 219 states have call predecessors, (1244), 218 states have return successors, (1240), 1230 states have call predecessors, (1240), 1240 states have call successors, (1240) [2023-11-19 04:20:32,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 5585 transitions. [2023-11-19 04:20:32,295 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 5585 transitions. Word has length 405 [2023-11-19 04:20:32,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:32,298 INFO L495 AbstractCegarLoop]: Abstraction has 3807 states and 5585 transitions. [2023-11-19 04:20:32,298 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-19 04:20:32,298 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 5585 transitions. [2023-11-19 04:20:32,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2023-11-19 04:20:32,323 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:32,324 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:32,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:20:32,324 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 04:20:32,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:32,325 INFO L85 PathProgramCache]: Analyzing trace with hash 611140268, now seen corresponding path program 1 times [2023-11-19 04:20:32,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:32,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37001981] [2023-11-19 04:20:32,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:32,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:32,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:34,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-11-19 04:20:34,106 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:34,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37001981] [2023-11-19 04:20:34,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37001981] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:34,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:34,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:20:34,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441082774] [2023-11-19 04:20:34,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:34,113 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:20:34,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:20:34,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:20:34,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:20:34,116 INFO L87 Difference]: Start difference. First operand 3807 states and 5585 transitions. Second operand has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-19 04:20:38,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:20:38,354 INFO L93 Difference]: Finished difference Result 9334 states and 13672 transitions. [2023-11-19 04:20:38,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:20:38,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 452 [2023-11-19 04:20:38,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:20:38,405 INFO L225 Difference]: With dead ends: 9334 [2023-11-19 04:20:38,405 INFO L226 Difference]: Without dead ends: 5604 [2023-11-19 04:20:38,426 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 [2023-11-19 04:20:38,427 INFO L413 NwaCegarLoop]: 2525 mSDtfsCounter, 2673 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2673 SdHoareTripleChecker+Valid, 5016 SdHoareTripleChecker+Invalid, 794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-11-19 04:20:38,428 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2673 Valid, 5016 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-11-19 04:20:38,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5604 states. [2023-11-19 04:20:38,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5604 to 5585. [2023-11-19 04:20:38,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5585 states, 3448 states have (on average 1.322215777262181) internal successors, (4559), 3479 states have internal predecessors, (4559), 1804 states have call successors, (1804), 331 states have call predecessors, (1804), 330 states have return successors, (1800), 1780 states have call predecessors, (1800), 1800 states have call successors, (1800) [2023-11-19 04:20:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5585 states to 5585 states and 8163 transitions. [2023-11-19 04:20:38,807 INFO L78 Accepts]: Start accepts. Automaton has 5585 states and 8163 transitions. Word has length 452 [2023-11-19 04:20:38,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:20:38,810 INFO L495 AbstractCegarLoop]: Abstraction has 5585 states and 8163 transitions. [2023-11-19 04:20:38,810 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.0) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 2 states have call predecessors, (54), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-19 04:20:38,810 INFO L276 IsEmpty]: Start isEmpty. Operand 5585 states and 8163 transitions. [2023-11-19 04:20:38,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-11-19 04:20:38,830 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:20:38,831 INFO L195 NwaCegarLoop]: trace histogram [42, 38, 38, 38, 38, 38, 38, 5, 5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 04:20:38,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 04:20:38,831 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2023-11-19 04:20:38,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:20:38,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1213629196, now seen corresponding path program 1 times [2023-11-19 04:20:38,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:20:38,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148091226] [2023-11-19 04:20:38,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:20:38,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:20:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:20:41,829 INFO L134 CoverageAnalysis]: Checked inductivity of 5974 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5974 trivial. 0 not checked. [2023-11-19 04:20:41,829 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:20:41,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148091226] [2023-11-19 04:20:41,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148091226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:20:41,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:20:41,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 04:20:41,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322276471] [2023-11-19 04:20:41,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:20:41,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 04:20:41,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:20:41,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 04:20:41,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-19 04:20:41,834 INFO L87 Difference]: Start difference. First operand 5585 states and 8163 transitions. Second operand has 5 states, 5 states have (on average 14.6) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (51), 3 states have call predecessors, (51), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49)