./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 30e01a73 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire --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-30e01a7 [2023-11-23 21:08:17,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:08:17,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:08:17,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:08:17,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:08:18,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:08:18,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:08:18,011 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:08:18,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:08:18,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:08:18,013 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:08:18,014 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:08:18,014 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:08:18,015 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:08:18,016 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:08:18,016 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:08:18,017 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:08:18,017 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:08:18,017 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:08:18,018 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:08:18,019 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:08:18,019 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:08:18,020 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:08:18,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:08:18,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:08:18,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:08:18,022 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:08:18,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:08:18,023 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:08:18,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:08:18,024 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:08:18,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:08:18,025 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:08:18,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:08:18,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:18,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:08:18,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:08:18,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:08:18,027 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:08:18,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:08:18,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:08:18,028 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:08:18,029 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:08:18,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:08:18,029 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ce45e17f6cb4c017891df1db140fbcb2581e20f4065ad4296f4e21077bc6fbb [2023-11-23 21:08:18,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:08:18,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:08:18,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:08:18,281 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:08:18,282 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:08:18,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-23 21:08:21,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:08:22,121 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:08:22,124 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-23 21:08:22,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/data/6d2394fcf/0f1057016cca465988c81ee542cf546b/FLAG3bc1184b2 [2023-11-23 21:08:22,220 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/data/6d2394fcf/0f1057016cca465988c81ee542cf546b [2023-11-23 21:08:22,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:08:22,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:08:22,230 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:22,230 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:08:22,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:08:22,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:22" (1/1) ... [2023-11-23 21:08:22,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dfcabd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:22, skipping insertion in model container [2023-11-23 21:08:22,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:08:22" (1/1) ... [2023-11-23 21:08:22,515 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:08:26,142 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-11-23 21:08:26,148 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-11-23 21:08:26,149 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-11-23 21:08:26,149 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-11-23 21:08:26,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:26,346 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:08:26,862 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389426,389439] [2023-11-23 21:08:26,863 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389592,389605] [2023-11-23 21:08:26,864 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389756,389769] [2023-11-23 21:08:26,865 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_4b1598da-91ce-43e8-8ebb-8c2774df3df9/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i[389921,389934] [2023-11-23 21:08:26,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:08:27,406 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:08:27,407 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27 WrapperNode [2023-11-23 21:08:27,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:08:27,409 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:27,409 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:08:27,409 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:08:27,418 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:27,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:27,993 INFO L138 Inliner]: procedures = 398, calls = 3782, calls flagged for inlining = 224, calls inlined = 212, statements flattened = 7026 [2023-11-23 21:08:27,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:08:27,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:08:27,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:08:27,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:08:28,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,404 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:08:28,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:08:28,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:08:28,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:08:28,477 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (1/1) ... [2023-11-23 21:08:28,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:08:28,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:08:28,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:08:28,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b1598da-91ce-43e8-8ebb-8c2774df3df9/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:08:28,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-11-23 21:08:28,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_phy_mutex_of_usbnet [2023-11-23 21:08:28,570 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2023-11-23 21:08:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2023-11-23 21:08:28,570 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-11-23 21:08:28,570 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-11-23 21:08:28,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 21:08:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 21:08:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-11-23 21:08:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-11-23 21:08:28,571 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-11-23 21:08:28,571 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-11-23 21:08:28,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 21:08:28,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 21:08:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2023-11-23 21:08:28,573 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2023-11-23 21:08:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2023-11-23 21:08:28,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2023-11-23 21:08:28,573 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-11-23 21:08:28,575 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-11-23 21:08:28,575 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2023-11-23 21:08:28,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2023-11-23 21:08:28,576 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 21:08:28,577 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 21:08:28,577 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-23 21:08:28,578 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-23 21:08:28,578 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-11-23 21:08:28,578 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-11-23 21:08:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-23 21:08:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-23 21:08:28,580 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2023-11-23 21:08:28,580 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2023-11-23 21:08:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2023-11-23 21:08:28,581 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2023-11-23 21:08:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2023-11-23 21:08:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2023-11-23 21:08:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-11-23 21:08:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-11-23 21:08:28,582 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-23 21:08:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-23 21:08:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2023-11-23 21:08:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2023-11-23 21:08:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 21:08:28,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 21:08:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 21:08:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 21:08:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 21:08:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 21:08:28,584 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 21:08:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 21:08:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 21:08:28,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 21:08:28,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:08:28,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2023-11-23 21:08:28,586 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2023-11-23 21:08:28,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2023-11-23 21:08:28,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:08:28,589 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2023-11-23 21:08:28,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2023-11-23 21:08:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2023-11-23 21:08:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2023-11-23 21:08:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 21:08:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 21:08:28,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-23 21:08:28,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-23 21:08:28,591 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 21:08:28,591 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 21:08:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2023-11-23 21:08:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2023-11-23 21:08:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2023-11-23 21:08:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2023-11-23 21:08:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:08:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-23 21:08:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-23 21:08:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:08:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 21:08:28,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 21:08:28,593 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-23 21:08:28,594 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-23 21:08:28,594 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2023-11-23 21:08:28,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2023-11-23 21:08:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:08:28,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 21:08:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 21:08:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2023-11-23 21:08:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2023-11-23 21:08:28,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 21:08:28,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 21:08:28,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-11-23 21:08:28,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phy_mutex_of_usbnet [2023-11-23 21:08:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2023-11-23 21:08:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2023-11-23 21:08:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:08:28,598 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 21:08:28,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 21:08:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 21:08:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 21:08:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:08:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 21:08:28,599 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 21:08:28,599 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2023-11-23 21:08:28,600 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2023-11-23 21:08:28,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 21:08:28,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 21:08:28,601 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 21:08:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 21:08:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:08:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2023-11-23 21:08:28,602 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2023-11-23 21:08:28,602 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:08:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 21:08:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-23 21:08:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-23 21:08:28,604 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2023-11-23 21:08:28,604 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2023-11-23 21:08:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2023-11-23 21:08:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2023-11-23 21:08:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2023-11-23 21:08:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2023-11-23 21:08:28,605 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2023-11-23 21:08:28,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2023-11-23 21:08:28,606 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-11-23 21:08:28,606 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-11-23 21:08:28,607 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 21:08:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 21:08:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2023-11-23 21:08:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2023-11-23 21:08:28,608 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2023-11-23 21:08:28,608 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2023-11-23 21:08:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:08:28,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:08:28,609 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 21:08:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 21:08:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-11-23 21:08:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-11-23 21:08:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-23 21:08:28,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-23 21:08:28,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:08:28,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:08:28,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 21:08:28,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 21:08:28,614 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2023-11-23 21:08:28,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2023-11-23 21:08:28,618 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2023-11-23 21:08:28,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2023-11-23 21:08:28,619 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2023-11-23 21:08:28,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2023-11-23 21:08:28,620 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2023-11-23 21:08:28,621 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2023-11-23 21:08:28,622 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-23 21:08:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-23 21:08:28,627 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-23 21:08:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-23 21:08:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2023-11-23 21:08:28,628 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2023-11-23 21:08:28,628 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 21:08:28,629 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 21:08:28,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:08:28,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:08:28,630 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-23 21:08:28,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-23 21:08:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-11-23 21:08:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-11-23 21:08:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-23 21:08:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-23 21:08:28,631 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2023-11-23 21:08:28,631 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2023-11-23 21:08:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:08:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2023-11-23 21:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2023-11-23 21:08:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2023-11-23 21:08:28,632 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2023-11-23 21:08:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2023-11-23 21:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2023-11-23 21:08:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 21:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 21:08:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2023-11-23 21:08:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2023-11-23 21:08:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:08:28,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:08:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2023-11-23 21:08:28,711 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2023-11-23 21:08:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 21:08:28,711 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 21:08:28,711 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 21:08:28,711 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 21:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2023-11-23 21:08:28,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2023-11-23 21:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 21:08:28,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 21:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 21:08:28,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 21:08:28,712 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2023-11-23 21:08:28,712 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2023-11-23 21:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-23 21:08:28,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2023-11-23 21:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2023-11-23 21:08:28,713 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2023-11-23 21:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-23 21:08:28,713 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-23 21:08:28,713 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2023-11-23 21:08:28,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2023-11-23 21:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-23 21:08:28,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-23 21:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 21:08:28,714 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 21:08:28,714 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 21:08:28,714 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 21:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-23 21:08:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2023-11-23 21:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 21:08:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 21:08:28,715 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2023-11-23 21:08:28,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2023-11-23 21:08:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2023-11-23 21:08:28,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2023-11-23 21:08:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2023-11-23 21:08:28,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2023-11-23 21:08:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2023-11-23 21:08:28,716 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2023-11-23 21:08:28,716 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2023-11-23 21:08:28,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2023-11-23 21:08:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2023-11-23 21:08:28,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2023-11-23 21:08:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2023-11-23 21:08:28,717 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2023-11-23 21:08:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 21:08:28,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 21:08:28,717 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-11-23 21:08:28,718 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-11-23 21:08:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-23 21:08:28,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-23 21:08:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:08:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2023-11-23 21:08:28,718 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2023-11-23 21:08:28,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 21:08:28,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 21:08:28,719 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2023-11-23 21:08:28,727 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2023-11-23 21:08:29,894 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:08:29,910 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:08:30,326 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 21:08:43,103 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 21:08:43,347 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:08:45,726 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:08:45,727 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 21:08:45,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:45 BoogieIcfgContainer [2023-11-23 21:08:45,730 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:08:45,735 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:08:45,736 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:08:45,739 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:08:45,740 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:08:22" (1/3) ... [2023-11-23 21:08:45,742 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62068f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:45, skipping insertion in model container [2023-11-23 21:08:45,742 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:08:27" (2/3) ... [2023-11-23 21:08:45,743 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62068f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:08:45, skipping insertion in model container [2023-11-23 21:08:45,743 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:08:45" (3/3) ... [2023-11-23 21:08:45,745 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-net-usb-asix.cil.i [2023-11-23 21:08:45,767 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:08:45,767 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2023-11-23 21:08:45,879 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:08:45,886 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;@51de453a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:08:45,887 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 21:08:45,903 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) [2023-11-23 21:08:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-11-23 21:08:45,953 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:45,954 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] [2023-11-23 21:08:45,954 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)] === [2023-11-23 21:08:45,960 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:45,961 INFO L85 PathProgramCache]: Analyzing trace with hash 512162551, now seen corresponding path program 1 times [2023-11-23 21:08:45,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:45,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776302016] [2023-11-23 21:08:45,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:45,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:08:46,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:08:48,021 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5703 trivial. 0 not checked. [2023-11-23 21:08:48,021 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:08:48,022 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776302016] [2023-11-23 21:08:48,022 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776302016] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:08:48,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:08:48,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:08:48,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244883256] [2023-11-23 21:08:48,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:08:48,040 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:08:48,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:08:48,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:08:48,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:08:48,085 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) [2023-11-23 21:08:51,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:08:51,277 INFO L93 Difference]: Finished difference Result 5734 states and 8540 transitions. [2023-11-23 21:08:51,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:08:51,280 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 [2023-11-23 21:08:51,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:08:51,332 INFO L225 Difference]: With dead ends: 5734 [2023-11-23 21:08:51,332 INFO L226 Difference]: Without dead ends: 3811 [2023-11-23 21:08:51,350 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 [2023-11-23 21:08:51,353 INFO L413 NwaCegarLoop]: 2549 mSDtfsCounter, 2726 mSDsluCounter, 2503 mSDsCounter, 0 mSdLazyCounter, 764 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2726 SdHoareTripleChecker+Valid, 5052 SdHoareTripleChecker+Invalid, 773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-23 21:08:51,354 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2726 Valid, 5052 Invalid, 773 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9 Valid, 764 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-23 21:08:51,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3811 states. [2023-11-23 21:08:51,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3811 to 3807. [2023-11-23 21:08:51,653 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) [2023-11-23 21:08:51,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3807 states and 5585 transitions. [2023-11-23 21:08:51,697 INFO L78 Accepts]: Start accepts. Automaton has 3807 states and 5585 transitions. Word has length 405 [2023-11-23 21:08:51,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:08:51,699 INFO L495 AbstractCegarLoop]: Abstraction has 3807 states and 5585 transitions. [2023-11-23 21:08:51,700 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) [2023-11-23 21:08:51,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 5585 transitions. [2023-11-23 21:08:51,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2023-11-23 21:08:51,724 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:51,725 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] [2023-11-23 21:08:51,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:08:51,725 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)] === [2023-11-23 21:08:51,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:51,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1632766061, now seen corresponding path program 1 times [2023-11-23 21:08:51,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:51,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975221226] [2023-11-23 21:08:51,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:51,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:08:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:08:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5706 trivial. 0 not checked. [2023-11-23 21:08:53,176 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:08:53,176 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975221226] [2023-11-23 21:08:53,176 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975221226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:08:53,177 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:08:53,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:08:53,177 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988806000] [2023-11-23 21:08:53,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:08:53,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:08:53,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:08:53,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:08:53,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:08:53,182 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) [2023-11-23 21:08:56,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:08:56,323 INFO L93 Difference]: Finished difference Result 9334 states and 13672 transitions. [2023-11-23 21:08:56,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:08:56,324 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 [2023-11-23 21:08:56,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:08:56,378 INFO L225 Difference]: With dead ends: 9334 [2023-11-23 21:08:56,378 INFO L226 Difference]: Without dead ends: 5604 [2023-11-23 21:08:56,402 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 [2023-11-23 21:08:56,404 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 [2023-11-23 21:08:56,404 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] [2023-11-23 21:08:56,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5604 states. [2023-11-23 21:08:56,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5604 to 5585. [2023-11-23 21:08:56,744 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) [2023-11-23 21:08:56,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5585 states to 5585 states and 8163 transitions. [2023-11-23 21:08:56,891 INFO L78 Accepts]: Start accepts. Automaton has 5585 states and 8163 transitions. Word has length 446 [2023-11-23 21:08:56,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:08:56,893 INFO L495 AbstractCegarLoop]: Abstraction has 5585 states and 8163 transitions. [2023-11-23 21:08:56,893 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) [2023-11-23 21:08:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 5585 states and 8163 transitions. [2023-11-23 21:08:56,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2023-11-23 21:08:56,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:08:56,913 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] [2023-11-23 21:08:56,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 21:08:56,914 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)] === [2023-11-23 21:08:56,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:08:56,915 INFO L85 PathProgramCache]: Analyzing trace with hash 1865164402, now seen corresponding path program 1 times [2023-11-23 21:08:56,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:08:56,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173630822] [2023-11-23 21:08:56,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:08:56,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:08:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:08:59,420 INFO L134 CoverageAnalysis]: Checked inductivity of 5974 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5974 trivial. 0 not checked. [2023-11-23 21:08:59,421 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:08:59,421 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173630822] [2023-11-23 21:08:59,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173630822] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:08:59,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:08:59,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 21:08:59,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1518762840] [2023-11-23 21:08:59,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:08:59,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:08:59,423 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:08:59,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:08:59,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:08:59,425 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)