./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91 --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 0.2.4-dev-0e0057c [2023-11-24 23:18:53,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:18:53,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:18:53,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:18:53,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:18:53,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:18:53,870 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:18:53,871 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:18:53,872 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:18:53,877 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:18:53,878 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:18:53,879 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:18:53,880 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:18:53,881 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:18:53,882 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:18:53,882 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:18:53,883 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:18:53,883 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:18:53,884 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:18:53,884 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:18:53,885 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:18:53,885 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:18:53,887 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:18:53,887 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:18:53,888 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:18:53,888 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:18:53,889 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:18:53,889 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:18:53,889 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:18:53,890 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:18:53,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:18:53,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:18:53,892 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:18:53,892 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:18:53,892 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:18:53,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:18:53,921 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:18:53,922 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:18:53,922 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:18:53,922 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:18:53,922 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:18:53,922 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:18:53,923 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:18:53,923 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:18:53,923 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb [2023-11-24 23:18:54,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:18:54,291 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:18:54,293 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:18:54,295 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:18:54,295 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:18:54,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-24 23:18:57,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:18:58,271 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:18:58,272 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-24 23:18:58,336 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/data/4aa2978b6/fa93f57576e34d98846c71c05d8a1e95/FLAGf0f05c29e [2023-11-24 23:18:58,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/data/4aa2978b6/fa93f57576e34d98846c71c05d8a1e95 [2023-11-24 23:18:58,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:18:58,362 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:18:58,368 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:18:58,368 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:18:58,374 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:18:58,375 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:18:58" (1/1) ... [2023-11-24 23:18:58,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c949498 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:18:58, skipping insertion in model container [2023-11-24 23:18:58,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:18:58" (1/1) ... [2023-11-24 23:18:58,589 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:19:01,965 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-11-24 23:19:01,969 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-11-24 23:19:01,970 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-11-24 23:19:01,970 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-11-24 23:19:01,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:02,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:19:02,606 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-11-24 23:19:02,607 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-11-24 23:19:02,607 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-11-24 23:19:02,608 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_0d4de7d6-1bc3-4992-a536-5c0c454f2885/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-11-24 23:19:02,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:19:03,035 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:19:03,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03 WrapperNode [2023-11-24 23:19:03,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:19:03,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:03,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:19:03,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:19:03,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,178 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,465 INFO L138 Inliner]: procedures = 398, calls = 3782, calls flagged for inlining = 224, calls inlined = 212, statements flattened = 7112 [2023-11-24 23:19:03,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:19:03,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:19:03,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:19:03,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:19:03,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,513 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,513 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,803 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,835 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,891 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:19:03,893 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:19:03,893 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:19:03,893 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:19:03,894 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (1/1) ... [2023-11-24 23:19:03,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:19:03,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:19:03,931 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:19:04,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d4de7d6-1bc3-4992-a536-5c0c454f2885/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:19:04,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-11-24 23:19:04,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-11-24 23:19:04,046 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2023-11-24 23:19:04,046 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2023-11-24 23:19:04,046 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-11-24 23:19:04,046 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-11-24 23:19:04,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-24 23:19:04,047 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-24 23:19:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-11-24 23:19:04,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-11-24 23:19:04,047 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-11-24 23:19:04,047 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-11-24 23:19:04,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-24 23:19:04,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-24 23:19:04,049 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2023-11-24 23:19:04,049 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2023-11-24 23:19:04,049 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2023-11-24 23:19:04,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2023-11-24 23:19:04,050 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-11-24 23:19:04,051 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-11-24 23:19:04,051 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2023-11-24 23:19:04,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2023-11-24 23:19:04,051 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-24 23:19:04,052 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-24 23:19:04,052 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-24 23:19:04,053 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-24 23:19:04,053 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-11-24 23:19:04,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-11-24 23:19:04,053 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-24 23:19:04,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-24 23:19:04,053 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2023-11-24 23:19:04,053 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2023-11-24 23:19:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2023-11-24 23:19:04,054 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2023-11-24 23:19:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2023-11-24 23:19:04,054 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2023-11-24 23:19:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-11-24 23:19:04,054 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-11-24 23:19:04,054 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-24 23:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-24 23:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2023-11-24 23:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2023-11-24 23:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-24 23:19:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-24 23:19:04,055 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-24 23:19:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-24 23:19:04,056 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-24 23:19:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-24 23:19:04,056 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-24 23:19:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-24 23:19:04,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-24 23:19:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-24 23:19:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:19:04,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-24 23:19:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2023-11-24 23:19:04,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2023-11-24 23:19:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:19:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2023-11-24 23:19:04,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2023-11-24 23:19:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2023-11-24 23:19:04,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2023-11-24 23:19:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-24 23:19:04,060 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-24 23:19:04,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-24 23:19:04,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-24 23:19:04,061 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-24 23:19:04,061 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-24 23:19:04,062 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2023-11-24 23:19:04,062 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2023-11-24 23:19:04,062 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2023-11-24 23:19:04,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2023-11-24 23:19:04,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-24 23:19:04,063 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-24 23:19:04,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-24 23:19:04,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-24 23:19:04,064 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-24 23:19:04,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-24 23:19:04,064 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-24 23:19:04,064 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-24 23:19:04,064 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2023-11-24 23:19:04,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2023-11-24 23:19:04,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:19:04,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-24 23:19:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-24 23:19:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2023-11-24 23:19:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2023-11-24 23:19:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-24 23:19:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-24 23:19:04,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-11-24 23:19:04,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-11-24 23:19:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2023-11-24 23:19:04,067 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2023-11-24 23:19:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:19:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-24 23:19:04,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-24 23:19:04,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-24 23:19:04,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-24 23:19:04,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:19:04,068 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-24 23:19:04,068 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-24 23:19:04,068 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2023-11-24 23:19:04,069 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2023-11-24 23:19:04,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-24 23:19:04,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-24 23:19:04,069 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-24 23:19:04,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-24 23:19:04,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:19:04,070 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2023-11-24 23:19:04,070 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2023-11-24 23:19:04,070 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:19:04,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-24 23:19:04,071 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-24 23:19:04,072 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-24 23:19:04,072 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2023-11-24 23:19:04,072 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2023-11-24 23:19:04,072 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2023-11-24 23:19:04,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2023-11-24 23:19:04,072 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2023-11-24 23:19:04,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2023-11-24 23:19:04,073 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2023-11-24 23:19:04,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2023-11-24 23:19:04,073 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-11-24 23:19:04,073 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-11-24 23:19:04,074 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-24 23:19:04,074 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-24 23:19:04,075 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2023-11-24 23:19:04,075 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2023-11-24 23:19:04,075 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2023-11-24 23:19:04,075 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2023-11-24 23:19:04,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:19:04,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:19:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-24 23:19:04,076 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-24 23:19:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-11-24 23:19:04,076 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-11-24 23:19:04,076 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-24 23:19:04,077 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-24 23:19:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-24 23:19:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-24 23:19:04,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-24 23:19:04,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-24 23:19:04,079 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2023-11-24 23:19:04,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2023-11-24 23:19:04,082 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2023-11-24 23:19:04,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2023-11-24 23:19:04,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2023-11-24 23:19:04,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2023-11-24 23:19:04,084 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2023-11-24 23:19:04,085 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2023-11-24 23:19:04,085 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-24 23:19:04,086 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-24 23:19:04,091 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-24 23:19:04,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-24 23:19:04,091 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2023-11-24 23:19:04,091 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2023-11-24 23:19:04,091 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-24 23:19:04,091 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-24 23:19:04,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-24 23:19:04,092 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-24 23:19:04,092 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-24 23:19:04,092 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-24 23:19:04,092 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-11-24 23:19:04,092 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-11-24 23:19:04,092 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-24 23:19:04,093 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-24 23:19:04,093 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2023-11-24 23:19:04,093 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2023-11-24 23:19:04,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:19:04,093 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2023-11-24 23:19:04,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2023-11-24 23:19:04,093 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2023-11-24 23:19:04,094 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2023-11-24 23:19:04,094 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2023-11-24 23:19:04,094 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2023-11-24 23:19:04,094 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-24 23:19:04,094 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-24 23:19:04,094 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2023-11-24 23:19:04,094 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2023-11-24 23:19:04,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:19:04,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:19:04,095 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2023-11-24 23:19:04,095 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2023-11-24 23:19:04,095 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-24 23:19:04,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-24 23:19:04,095 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-24 23:19:04,095 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-24 23:19:04,096 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2023-11-24 23:19:04,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2023-11-24 23:19:04,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-24 23:19:04,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-24 23:19:04,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-24 23:19:04,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-24 23:19:04,096 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2023-11-24 23:19:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2023-11-24 23:19:04,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:19:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-24 23:19:04,097 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2023-11-24 23:19:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2023-11-24 23:19:04,097 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-24 23:19:04,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-24 23:19:04,097 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2023-11-24 23:19:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2023-11-24 23:19:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-24 23:19:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-24 23:19:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-24 23:19:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-24 23:19:04,098 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-24 23:19:04,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-24 23:19:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:19:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-24 23:19:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:19:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-24 23:19:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-24 23:19:04,099 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2023-11-24 23:19:04,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2023-11-24 23:19:04,100 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2023-11-24 23:19:04,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2023-11-24 23:19:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2023-11-24 23:19:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2023-11-24 23:19:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2023-11-24 23:19:04,102 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2023-11-24 23:19:04,102 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2023-11-24 23:19:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2023-11-24 23:19:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2023-11-24 23:19:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2023-11-24 23:19:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2023-11-24 23:19:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2023-11-24 23:19:04,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-24 23:19:04,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-24 23:19:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-11-24 23:19:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-11-24 23:19:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-24 23:19:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-24 23:19:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:19:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2023-11-24 23:19:04,104 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2023-11-24 23:19:04,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-24 23:19:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-24 23:19:04,105 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2023-11-24 23:19:04,105 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2023-11-24 23:19:05,156 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:19:05,172 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:19:05,478 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-24 23:19:17,718 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-24 23:19:17,960 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:19:20,570 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:19:20,571 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:19:20,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:20 BoogieIcfgContainer [2023-11-24 23:19:20,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:19:20,577 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:19:20,577 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:19:20,581 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:19:20,581 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:18:58" (1/3) ... [2023-11-24 23:19:20,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d82bf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:20, skipping insertion in model container [2023-11-24 23:19:20,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:19:03" (2/3) ... [2023-11-24 23:19:20,584 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d82bf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:19:20, skipping insertion in model container [2023-11-24 23:19:20,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:19:20" (3/3) ... [2023-11-24 23:19:20,585 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-24 23:19:20,608 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:19:20,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-24 23:19:20,727 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:19:20,747 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;@255bbbf2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:19:20,747 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-24 23:19:20,774 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) [2023-11-24 23:19:20,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-11-24 23:19:20,879 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:20,885 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] [2023-11-24 23:19:20,886 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)] === [2023-11-24 23:19:20,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:20,901 INFO L85 PathProgramCache]: Analyzing trace with hash 512162551, now seen corresponding path program 1 times [2023-11-24 23:19:20,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:20,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286584635] [2023-11-24 23:19:20,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:20,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5703 trivial. 0 not checked. [2023-11-24 23:19:23,017 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:19:23,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286584635] [2023-11-24 23:19:23,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286584635] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:19:23,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:19:23,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:19:23,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353452491] [2023-11-24 23:19:23,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:19:23,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:19:23,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:19:23,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:19:23,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:19:23,074 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) [2023-11-24 23:19:27,594 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 [] [2023-11-24 23:19:28,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:19:28,272 INFO L93 Difference]: Finished difference Result 5734 states and 8540 transitions. [2023-11-24 23:19:28,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:19:28,275 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 [2023-11-24 23:19:28,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:19:28,330 INFO L225 Difference]: With dead ends: 5734 [2023-11-24 23:19:28,330 INFO L226 Difference]: Without dead ends: 3811 [2023-11-24 23:19:28,349 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 [2023-11-24 23:19:28,353 INFO L413 NwaCegarLoop]: 2549 mSDtfsCounter, 2726 mSDsluCounter, 2503 mSDsCounter, 0 mSdLazyCounter, 763 mSolverCounterSat, 9 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2726 SdHoareTripleChecker+Valid, 5052 SdHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 763 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:19:28,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2726 Valid, 5052 Invalid, 773 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 763 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2023-11-24 23:19:28,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3811 states. [2023-11-24 23:19:28,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3811 to 3807. [2023-11-24 23:19:28,657 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) [2023-11-24 23:19:28,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 5585 transitions. [2023-11-24 23:19:28,707 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 5585 transitions. Word has length 405 [2023-11-24 23:19:28,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:19:28,711 INFO L495 AbstractCegarLoop]: Abstraction has 3807 states and 5585 transitions. [2023-11-24 23:19:28,711 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) [2023-11-24 23:19:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 5585 transitions. [2023-11-24 23:19:28,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2023-11-24 23:19:28,743 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:28,744 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] [2023-11-24 23:19:28,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:19:28,745 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)] === [2023-11-24 23:19:28,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:28,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1632766061, now seen corresponding path program 1 times [2023-11-24 23:19:28,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:28,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463961420] [2023-11-24 23:19:28,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:28,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:29,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-11-24 23:19:30,182 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:19:30,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463961420] [2023-11-24 23:19:30,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463961420] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:19:30,183 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:19:30,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:19:30,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352217275] [2023-11-24 23:19:30,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:19:30,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-24 23:19:30,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:19:30,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-24 23:19:30,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-24 23:19:30,192 INFO L87 Difference]: Start difference. First operand 3807 states and 5585 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-24 23:19:33,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:19:33,481 INFO L93 Difference]: Finished difference Result 9334 states and 13672 transitions. [2023-11-24 23:19:33,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-24 23:19:33,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 446 [2023-11-24 23:19:33,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:19:33,533 INFO L225 Difference]: With dead ends: 9334 [2023-11-24 23:19:33,533 INFO L226 Difference]: Without dead ends: 5604 [2023-11-24 23:19:33,553 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 [2023-11-24 23:19:33,555 INFO L413 NwaCegarLoop]: 2525 mSDtfsCounter, 2671 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2671 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, 2.7s IncrementalHoareTripleChecker+Time [2023-11-24 23:19:33,555 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2671 Valid, 5016 Invalid, 794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-24 23:19:33,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5604 states. [2023-11-24 23:19:33,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5604 to 5585. [2023-11-24 23:19:33,903 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) [2023-11-24 23:19:33,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5585 states to 5585 states and 8163 transitions. [2023-11-24 23:19:33,952 INFO L78 Accepts]: Start accepts. Automaton has 5585 states and 8163 transitions. Word has length 446 [2023-11-24 23:19:33,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:19:33,955 INFO L495 AbstractCegarLoop]: Abstraction has 5585 states and 8163 transitions. [2023-11-24 23:19:33,955 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (53), 2 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-24 23:19:33,956 INFO L276 IsEmpty]: Start isEmpty. Operand 5585 states and 8163 transitions. [2023-11-24 23:19:33,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-11-24 23:19:33,976 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:19:33,977 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] [2023-11-24 23:19:33,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 23:19:33,977 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)] === [2023-11-24 23:19:33,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:19:33,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1865164402, now seen corresponding path program 1 times [2023-11-24 23:19:33,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:19:33,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271445785] [2023-11-24 23:19:33,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:19:33,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:19:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:19:36,803 INFO L134 CoverageAnalysis]: Checked inductivity of 5974 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5974 trivial. 0 not checked. [2023-11-24 23:19:36,804 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:19:36,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271445785] [2023-11-24 23:19:36,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271445785] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:19:36,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:19:36,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:19:36,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358638575] [2023-11-24 23:19:36,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:19:36,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:19:36,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:19:36,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:19:36,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:19:36,810 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)