./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:09:10,392 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:09:10,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 05:09:10,537 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:09:10,537 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:09:10,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:09:10,578 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:09:10,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:09:10,580 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:09:10,587 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:09:10,587 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:09:10,589 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:09:10,589 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:09:10,591 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:09:10,592 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:09:10,592 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:09:10,593 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:09:10,593 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:09:10,594 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:09:10,594 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:09:10,595 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:09:10,596 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:09:10,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:09:10,597 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:09:10,598 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:09:10,598 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:09:10,599 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:09:10,599 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:09:10,600 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:09:10,600 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:09:10,602 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:09:10,602 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:09:10,602 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:09:10,602 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:09:10,603 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:09:10,603 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:09:10,603 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:09:10,604 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:09:10,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:09:10,604 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:09:10,605 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:09:10,605 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:09:10,605 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_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 [2023-11-19 05:09:10,880 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:09:10,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:09:10,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:09:10,923 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:09:10,923 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:09:10,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2023-11-19 05:09:13,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:09:14,723 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:09:14,724 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2023-11-19 05:09:14,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/data/92699c9ec/bd8f09f8bca84ab9a214baead4734dff/FLAG2404108ff [2023-11-19 05:09:14,812 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/data/92699c9ec/bd8f09f8bca84ab9a214baead4734dff [2023-11-19 05:09:14,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:09:14,821 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:09:14,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:09:14,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:09:14,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:09:14,829 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:09:14" (1/1) ... [2023-11-19 05:09:14,830 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7714402f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:14, skipping insertion in model container [2023-11-19 05:09:14,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:09:14" (1/1) ... [2023-11-19 05:09:15,081 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:09:18,520 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_fe6c42dd-5d4e-4301-b402-7a5a0328c153/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2023-11-19 05:09:18,527 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_fe6c42dd-5d4e-4301-b402-7a5a0328c153/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2023-11-19 05:09:18,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:09:18,659 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 05:09:19,255 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_fe6c42dd-5d4e-4301-b402-7a5a0328c153/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2023-11-19 05:09:19,256 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_fe6c42dd-5d4e-4301-b402-7a5a0328c153/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2023-11-19 05:09:19,264 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 05:09:19,806 INFO L206 MainTranslator]: Completed translation [2023-11-19 05:09:19,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19 WrapperNode [2023-11-19 05:09:19,807 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:09:19,808 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 05:09:19,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 05:09:19,809 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 05:09:19,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:19,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,264 INFO L138 Inliner]: procedures = 459, calls = 3973, calls flagged for inlining = 222, calls inlined = 206, statements flattened = 6967 [2023-11-19 05:09:20,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 05:09:20,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 05:09:20,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 05:09:20,266 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 05:09:20,277 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,277 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,352 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,353 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,591 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,618 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,655 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,688 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 05:09:20,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 05:09:20,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 05:09:20,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 05:09:20,739 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (1/1) ... [2023-11-19 05:09:20,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:09:20,757 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 05:09:20,770 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 05:09:20,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe6c42dd-5d4e-4301-b402-7a5a0328c153/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 05:09:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2023-11-19 05:09:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2023-11-19 05:09:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-11-19 05:09:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-11-19 05:09:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 05:09:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 05:09:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-11-19 05:09:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-11-19 05:09:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-11-19 05:09:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-11-19 05:09:20,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 05:09:20,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 05:09:20,903 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2023-11-19 05:09:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2023-11-19 05:09:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2023-11-19 05:09:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2023-11-19 05:09:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-11-19 05:09:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-11-19 05:09:20,904 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2023-11-19 05:09:20,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2023-11-19 05:09:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-19 05:09:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-19 05:09:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-19 05:09:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-19 05:09:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-11-19 05:09:20,905 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-11-19 05:09:20,905 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-19 05:09:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-19 05:09:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2023-11-19 05:09:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2023-11-19 05:09:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2023-11-19 05:09:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2023-11-19 05:09:20,906 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2023-11-19 05:09:20,906 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2023-11-19 05:09:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-11-19 05:09:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-11-19 05:09:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-19 05:09:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-19 05:09:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2023-11-19 05:09:20,907 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2023-11-19 05:09:20,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-19 05:09:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-19 05:09:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-19 05:09:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-19 05:09:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-19 05:09:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-19 05:09:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-19 05:09:20,908 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-19 05:09:20,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 05:09:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 05:09:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2023-11-19 05:09:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2023-11-19 05:09:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 05:09:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2023-11-19 05:09:20,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2023-11-19 05:09:20,909 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2023-11-19 05:09:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2023-11-19 05:09:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 05:09:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 05:09:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-19 05:09:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-19 05:09:20,910 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-19 05:09:20,910 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-19 05:09:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2023-11-19 05:09:20,911 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2023-11-19 05:09:20,911 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2023-11-19 05:09:20,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2023-11-19 05:09:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 05:09:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-19 05:09:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-19 05:09:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 05:09:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-19 05:09:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-19 05:09:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-19 05:09:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-19 05:09:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2023-11-19 05:09:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2023-11-19 05:09:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 05:09:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-19 05:09:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-19 05:09:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 05:09:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 05:09:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2023-11-19 05:09:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2023-11-19 05:09:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-19 05:09:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-19 05:09:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-19 05:09:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-19 05:09:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2023-11-19 05:09:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2023-11-19 05:09:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 05:09:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-19 05:09:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-19 05:09:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-19 05:09:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-19 05:09:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 05:09:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-19 05:09:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-19 05:09:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2023-11-19 05:09:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2023-11-19 05:09:20,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 05:09:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 05:09:20,923 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-19 05:09:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-19 05:09:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 05:09:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2023-11-19 05:09:20,924 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2023-11-19 05:09:20,924 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-19 05:09:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-19 05:09:20,925 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-19 05:09:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-19 05:09:20,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-19 05:09:20,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-19 05:09:20,926 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2023-11-19 05:09:20,926 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2023-11-19 05:09:20,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 05:09:20,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 05:09:20,927 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2023-11-19 05:09:20,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2023-11-19 05:09:20,928 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2023-11-19 05:09:20,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2023-11-19 05:09:20,928 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2023-11-19 05:09:20,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2023-11-19 05:09:20,929 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-11-19 05:09:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-11-19 05:09:20,929 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 05:09:20,930 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 05:09:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2023-11-19 05:09:20,930 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2023-11-19 05:09:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2023-11-19 05:09:20,931 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2023-11-19 05:09:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 05:09:20,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 05:09:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-19 05:09:20,932 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-19 05:09:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-11-19 05:09:20,933 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-11-19 05:09:20,933 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-19 05:09:20,933 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-19 05:09:20,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 05:09:20,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 05:09:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 05:09:20,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 05:09:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2023-11-19 05:09:20,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2023-11-19 05:09:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2023-11-19 05:09:20,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2023-11-19 05:09:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2023-11-19 05:09:20,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2023-11-19 05:09:20,940 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2023-11-19 05:09:20,940 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2023-11-19 05:09:20,941 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-19 05:09:20,941 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-19 05:09:20,941 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 05:09:20,942 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 05:09:20,942 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-19 05:09:20,943 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-19 05:09:20,948 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2023-11-19 05:09:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2023-11-19 05:09:20,949 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 05:09:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 05:09:20,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 05:09:20,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 05:09:20,949 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-19 05:09:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-19 05:09:20,950 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-11-19 05:09:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-11-19 05:09:20,950 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-19 05:09:20,950 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-19 05:09:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2023-11-19 05:09:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2023-11-19 05:09:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 05:09:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2023-11-19 05:09:20,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2023-11-19 05:09:20,951 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2023-11-19 05:09:20,952 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2023-11-19 05:09:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2023-11-19 05:09:20,952 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2023-11-19 05:09:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-19 05:09:20,952 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-19 05:09:20,952 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2023-11-19 05:09:20,953 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2023-11-19 05:09:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 05:09:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 05:09:20,953 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2023-11-19 05:09:20,953 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2023-11-19 05:09:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 05:09:20,954 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 05:09:20,954 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 05:09:20,955 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 05:09:20,955 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-19 05:09:20,956 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-19 05:09:20,956 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2023-11-19 05:09:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2023-11-19 05:09:20,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-19 05:09:20,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-19 05:09:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 05:09:20,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 05:09:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2023-11-19 05:09:20,958 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2023-11-19 05:09:20,958 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2023-11-19 05:09:20,959 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2023-11-19 05:09:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-19 05:09:20,959 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-19 05:09:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2023-11-19 05:09:20,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2023-11-19 05:09:20,959 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-19 05:09:20,960 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-19 05:09:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-19 05:09:20,960 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-19 05:09:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 05:09:20,960 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 05:09:20,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 05:09:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 05:09:20,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 05:09:20,961 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2023-11-19 05:09:20,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2023-11-19 05:09:20,962 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2023-11-19 05:09:20,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2023-11-19 05:09:20,962 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2023-11-19 05:09:20,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2023-11-19 05:09:20,964 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2023-11-19 05:09:20,964 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2023-11-19 05:09:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2023-11-19 05:09:20,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2023-11-19 05:09:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2023-11-19 05:09:20,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2023-11-19 05:09:20,965 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2023-11-19 05:09:20,965 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2023-11-19 05:09:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-19 05:09:20,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-19 05:09:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-11-19 05:09:20,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-11-19 05:09:20,966 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-19 05:09:20,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-19 05:09:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 05:09:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2023-11-19 05:09:20,967 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2023-11-19 05:09:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-19 05:09:20,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-19 05:09:20,967 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2023-11-19 05:09:20,968 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2023-11-19 05:09:22,033 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 05:09:22,037 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 05:09:22,383 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 05:09:36,321 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-19 05:09:36,575 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 05:09:39,480 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 05:09:39,480 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 05:09:39,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:09:39 BoogieIcfgContainer [2023-11-19 05:09:39,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 05:09:39,512 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 05:09:39,512 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 05:09:39,516 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 05:09:39,516 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:09:14" (1/3) ... [2023-11-19 05:09:39,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396131b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:09:39, skipping insertion in model container [2023-11-19 05:09:39,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:19" (2/3) ... [2023-11-19 05:09:39,517 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@396131b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:09:39, skipping insertion in model container [2023-11-19 05:09:39,517 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:09:39" (3/3) ... [2023-11-19 05:09:39,519 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2023-11-19 05:09:39,541 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 05:09:39,541 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 05:09:39,645 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 05:09:39,652 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@7c0c0d56, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 05:09:39,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 05:09:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand has 1991 states, 1206 states have (on average 1.3233830845771144) internal successors, (1596), 1215 states have internal predecessors, (1596), 673 states have call successors, (673), 113 states have call predecessors, (673), 112 states have return successors, (666), 661 states have call predecessors, (666), 666 states have call successors, (666) [2023-11-19 05:09:39,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2023-11-19 05:09:39,727 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:09:39,728 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:09:39,728 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:09:39,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:09:39,734 INFO L85 PathProgramCache]: Analyzing trace with hash 488496029, now seen corresponding path program 1 times [2023-11-19 05:09:39,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:09:39,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631992261] [2023-11-19 05:09:39,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:09:39,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:09:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:09:41,934 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-11-19 05:09:41,935 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:09:41,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631992261] [2023-11-19 05:09:41,936 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631992261] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:09:41,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:09:41,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:09:41,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520002843] [2023-11-19 05:09:41,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:09:41,944 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:09:41,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:09:41,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:09:41,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:09:41,987 INFO L87 Difference]: Start difference. First operand has 1991 states, 1206 states have (on average 1.3233830845771144) internal successors, (1596), 1215 states have internal predecessors, (1596), 673 states have call successors, (673), 113 states have call predecessors, (673), 112 states have return successors, (666), 661 states have call predecessors, (666), 666 states have call successors, (666) Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-11-19 05:09:46,082 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 [] [2023-11-19 05:09:47,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:09:47,301 INFO L93 Difference]: Finished difference Result 5743 states and 8540 transitions. [2023-11-19 05:09:47,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:09:47,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 414 [2023-11-19 05:09:47,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:09:47,382 INFO L225 Difference]: With dead ends: 5743 [2023-11-19 05:09:47,382 INFO L226 Difference]: Without dead ends: 3763 [2023-11-19 05:09:47,411 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:09:47,416 INFO L413 NwaCegarLoop]: 2675 mSDtfsCounter, 2699 mSDsluCounter, 2519 mSDsCounter, 0 mSdLazyCounter, 801 mSolverCounterSat, 13 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2699 SdHoareTripleChecker+Valid, 5194 SdHoareTripleChecker+Invalid, 815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 801 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2023-11-19 05:09:47,418 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2699 Valid, 5194 Invalid, 815 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 801 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2023-11-19 05:09:47,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3763 states. [2023-11-19 05:09:47,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3763 to 3759. [2023-11-19 05:09:47,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3759 states, 2313 states have (on average 1.3216601815823605) internal successors, (3057), 2329 states have internal predecessors, (3057), 1227 states have call successors, (1227), 218 states have call predecessors, (1227), 218 states have return successors, (1227), 1215 states have call predecessors, (1227), 1227 states have call successors, (1227) [2023-11-19 05:09:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 3759 states and 5511 transitions. [2023-11-19 05:09:47,880 INFO L78 Accepts]: Start accepts. Automaton has 3759 states and 5511 transitions. Word has length 414 [2023-11-19 05:09:47,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:09:47,883 INFO L495 AbstractCegarLoop]: Abstraction has 3759 states and 5511 transitions. [2023-11-19 05:09:47,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (45), 2 states have call predecessors, (45), 1 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-11-19 05:09:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 5511 transitions. [2023-11-19 05:09:47,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2023-11-19 05:09:47,911 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:09:47,912 INFO L195 NwaCegarLoop]: trace histogram [39, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:09:47,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 05:09:47,912 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:09:47,913 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:09:47,913 INFO L85 PathProgramCache]: Analyzing trace with hash -577327707, now seen corresponding path program 1 times [2023-11-19 05:09:47,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:09:47,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131467609] [2023-11-19 05:09:47,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:09:47,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:09:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:09:49,083 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-11-19 05:09:49,084 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:09:49,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131467609] [2023-11-19 05:09:49,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131467609] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:09:49,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:09:49,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:09:49,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532195880] [2023-11-19 05:09:49,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:09:49,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:09:49,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:09:49,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:09:49,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:09:49,091 INFO L87 Difference]: Start difference. First operand 3759 states and 5511 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-11-19 05:09:52,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 05:09:52,549 INFO L93 Difference]: Finished difference Result 11019 states and 16137 transitions. [2023-11-19 05:09:52,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 05:09:52,549 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 419 [2023-11-19 05:09:52,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 05:09:52,620 INFO L225 Difference]: With dead ends: 11019 [2023-11-19 05:09:52,621 INFO L226 Difference]: Without dead ends: 7337 [2023-11-19 05:09:52,643 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:09:52,645 INFO L413 NwaCegarLoop]: 2679 mSDtfsCounter, 2635 mSDsluCounter, 2462 mSDsCounter, 0 mSdLazyCounter, 809 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2635 SdHoareTripleChecker+Valid, 5141 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-19 05:09:52,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2635 Valid, 5141 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 809 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-19 05:09:52,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2023-11-19 05:09:53,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 7333. [2023-11-19 05:09:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7333 states, 4530 states have (on average 1.3214128035320087) internal successors, (5986), 4564 states have internal predecessors, (5986), 2366 states have call successors, (2366), 436 states have call predecessors, (2366), 436 states have return successors, (2366), 2340 states have call predecessors, (2366), 2366 states have call successors, (2366) [2023-11-19 05:09:53,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7333 states to 7333 states and 10718 transitions. [2023-11-19 05:09:53,263 INFO L78 Accepts]: Start accepts. Automaton has 7333 states and 10718 transitions. Word has length 419 [2023-11-19 05:09:53,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 05:09:53,269 INFO L495 AbstractCegarLoop]: Abstraction has 7333 states and 10718 transitions. [2023-11-19 05:09:53,270 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (43), 2 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2023-11-19 05:09:53,270 INFO L276 IsEmpty]: Start isEmpty. Operand 7333 states and 10718 transitions. [2023-11-19 05:09:53,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2023-11-19 05:09:53,289 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 05:09:53,290 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 05:09:53,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-19 05:09:53,290 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 05:09:53,291 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 05:09:53,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1112479784, now seen corresponding path program 1 times [2023-11-19 05:09:53,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 05:09:53,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789822099] [2023-11-19 05:09:53,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 05:09:53,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 05:09:53,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 05:09:54,020 INFO L134 CoverageAnalysis]: Checked inductivity of 5703 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5703 trivial. 0 not checked. [2023-11-19 05:09:54,020 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 05:09:54,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789822099] [2023-11-19 05:09:54,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789822099] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 05:09:54,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 05:09:54,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 05:09:54,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036978373] [2023-11-19 05:09:54,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 05:09:54,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 05:09:54,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 05:09:54,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 05:09:54,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 05:09:54,025 INFO L87 Difference]: Start difference. First operand 7333 states and 10718 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 3 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46)