./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/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_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/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_a78e3998-fe77-4434-b75c-56672dd6d357/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_a78e3998-fe77-4434-b75c-56672dd6d357/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 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:38:16,483 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:38:16,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 20:38:16,581 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:38:16,581 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:38:16,620 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:38:16,620 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:38:16,621 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:38:16,622 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:38:16,627 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:38:16,627 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:38:16,628 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:38:16,629 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:38:16,630 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:38:16,631 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:38:16,631 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:38:16,632 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:38:16,632 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:38:16,633 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:38:16,633 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:38:16,633 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:38:16,634 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:38:16,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:38:16,636 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:38:16,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:38:16,637 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:38:16,637 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:38:16,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:38:16,638 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:38:16,638 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:38:16,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:38:16,640 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:38:16,640 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:38:16,641 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:38:16,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:38:16,641 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:38:16,642 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:38:16,642 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:38:16,642 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:38:16,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:38:16,643 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:38:16,643 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:38:16,643 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:38:16,643 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:38:16,644 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_a78e3998-fe77-4434-b75c-56672dd6d357/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f1a59e3fe28583d669f3a9c734ebc5395c61cae2e7711aea93760782e80de65 [2023-11-23 20:38:16,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:38:16,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:38:16,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:38:16,984 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:38:16,985 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:38:16,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2023-11-23 20:38:20,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:38:20,949 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:38:20,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2023-11-23 20:38:21,014 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/data/0cc17b052/933c69453c5c4f18a0fa6d738ab250c8/FLAG32e1691f8 [2023-11-23 20:38:21,032 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/data/0cc17b052/933c69453c5c4f18a0fa6d738ab250c8 [2023-11-23 20:38:21,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:38:21,040 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:38:21,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:38:21,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:38:21,051 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:38:21,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:38:21" (1/1) ... [2023-11-23 20:38:21,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f504aef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:21, skipping insertion in model container [2023-11-23 20:38:21,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:38:21" (1/1) ... [2023-11-23 20:38:21,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:38:25,106 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_a78e3998-fe77-4434-b75c-56672dd6d357/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2023-11-23 20:38:25,111 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_a78e3998-fe77-4434-b75c-56672dd6d357/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2023-11-23 20:38:25,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:38:25,276 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:38:25,772 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_a78e3998-fe77-4434-b75c-56672dd6d357/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410722,410735] [2023-11-23 20:38:25,773 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_a78e3998-fe77-4434-b75c-56672dd6d357/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i[410867,410880] [2023-11-23 20:38:25,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:38:26,298 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:38:26,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26 WrapperNode [2023-11-23 20:38:26,299 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:38:26,301 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:38:26,301 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:38:26,301 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:38:26,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:26,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:26,766 INFO L138 Inliner]: procedures = 459, calls = 3973, calls flagged for inlining = 222, calls inlined = 206, statements flattened = 6967 [2023-11-23 20:38:26,767 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:38:26,767 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:38:26,768 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:38:26,768 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:38:26,778 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:26,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:26,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:26,863 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:27,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:27,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:27,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:27,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:27,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:38:27,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:38:27,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:38:27,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:38:27,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (1/1) ... [2023-11-23 20:38:27,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:38:27,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:38:27,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:38:27,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a78e3998-fe77-4434-b75c-56672dd6d357/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:38:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_medium_mode [2023-11-23 20:38:27,479 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_medium_mode [2023-11-23 20:38:27,479 INFO L130 BoogieDeclarations]: Found specification of procedure mii_check_media [2023-11-23 20:38:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_check_media [2023-11-23 20:38:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 20:38:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 20:38:27,480 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_nway_reset [2023-11-23 20:38:27,480 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_nway_reset [2023-11-23 20:38:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_link [2023-11-23 20:38:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_link [2023-11-23 20:38:27,481 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 20:38:27,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 20:38:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_rx_ctl [2023-11-23 20:38:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_rx_ctl [2023-11-23 20:38:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_stop [2023-11-23 20:38:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_stop [2023-11-23 20:38:27,482 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_settings [2023-11-23 20:38:27,482 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_settings [2023-11-23 20:38:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_reset [2023-11-23 20:38:27,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_reset [2023-11-23 20:38:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 20:38:27,483 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 20:38:27,483 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2023-11-23 20:38:27,484 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2023-11-23 20:38:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_settings [2023-11-23 20:38:27,484 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_settings [2023-11-23 20:38:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2023-11-23 20:38:27,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2023-11-23 20:38:27,484 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_write [2023-11-23 20:38:27,485 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_write [2023-11-23 20:38:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure asix_status [2023-11-23 20:38:27,485 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_status [2023-11-23 20:38:27,485 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_rx_ctl [2023-11-23 20:38:27,485 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_rx_ctl [2023-11-23 20:38:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2023-11-23 20:38:27,486 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2023-11-23 20:38:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2023-11-23 20:38:27,486 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2023-11-23 20:38:27,486 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_eeprom [2023-11-23 20:38:27,486 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_eeprom [2023-11-23 20:38:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 20:38:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 20:38:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 20:38:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 20:38:27,487 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 20:38:27,487 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 20:38:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 20:38:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 20:38:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 20:38:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 20:38:27,488 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset_phy [2023-11-23 20:38:27,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset_phy [2023-11-23 20:38:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:38:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_unbind [2023-11-23 20:38:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_unbind [2023-11-23 20:38:27,489 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_link_reset [2023-11-23 20:38:27,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_link_reset [2023-11-23 20:38:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-23 20:38:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-23 20:38:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-23 20:38:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_asix_driver_exit_10_2 [2023-11-23 20:38:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 20:38:27,490 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 20:38:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_netdev_dev_addr [2023-11-23 20:38:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_netdev_dev_addr [2023-11-23 20:38:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_bind [2023-11-23 20:38:27,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_bind [2023-11-23 20:38:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:38:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2023-11-23 20:38:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2023-11-23 20:38:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:38:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 20:38:27,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 20:38:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_tx_timeout [2023-11-23 20:38:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_tx_timeout [2023-11-23 20:38:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_bind [2023-11-23 20:38:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_bind [2023-11-23 20:38:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:38:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2023-11-23 20:38:27,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2023-11-23 20:38:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:38:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:38:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_phy_addr [2023-11-23 20:38:27,494 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_phy_addr [2023-11-23 20:38:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 20:38:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 20:38:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 20:38:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 20:38:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_internal [2023-11-23 20:38:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_internal [2023-11-23 20:38:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:38:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 20:38:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 20:38:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 20:38:27,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 20:38:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:38:27,496 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2023-11-23 20:38:27,497 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2023-11-23 20:38:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom_len [2023-11-23 20:38:27,497 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom_len [2023-11-23 20:38:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 20:38:27,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 20:38:27,497 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 20:38:27,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 20:38:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:38:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_wol [2023-11-23 20:38:27,498 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_wol [2023-11-23 20:38:27,498 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:38:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-23 20:38:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_open [2023-11-23 20:38:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_open [2023-11-23 20:38:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 20:38:27,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 20:38:27,499 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd_async [2023-11-23 20:38:27,500 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd_async [2023-11-23 20:38:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 20:38:27,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 20:38:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_unbind [2023-11-23 20:38:27,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_unbind [2023-11-23 20:38:27,500 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_reset [2023-11-23 20:38:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_reset [2023-11-23 20:38:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_link_reset [2023-11-23 20:38:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_link_reset [2023-11-23 20:38:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_start_xmit [2023-11-23 20:38:27,501 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_start_xmit [2023-11-23 20:38:27,501 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-23 20:38:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-23 20:38:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_drvinfo [2023-11-23 20:38:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_drvinfo [2023-11-23 20:38:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_hw_mii [2023-11-23 20:38:27,502 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_hw_mii [2023-11-23 20:38:27,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:38:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:38:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 20:38:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 20:38:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_msglevel [2023-11-23 20:38:27,503 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_msglevel [2023-11-23 20:38:27,503 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2023-11-23 20:38:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2023-11-23 20:38:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:38:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:38:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 20:38:27,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 20:38:27,504 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_set_settings [2023-11-23 20:38:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_set_settings [2023-11-23 20:38:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_reset [2023-11-23 20:38:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_reset [2023-11-23 20:38:27,505 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_6_4 [2023-11-23 20:38:27,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_6_4 [2023-11-23 20:38:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phyid [2023-11-23 20:38:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phyid [2023-11-23 20:38:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_stop [2023-11-23 20:38:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_stop [2023-11-23 20:38:27,506 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-23 20:38:27,506 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-23 20:38:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2023-11-23 20:38:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2023-11-23 20:38:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure asix_tx_fixup [2023-11-23 20:38:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_tx_fixup [2023-11-23 20:38:27,507 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-23 20:38:27,507 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-23 20:38:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:38:27,508 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:38:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2023-11-23 20:38:27,508 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2023-11-23 20:38:27,508 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_set_msglevel [2023-11-23 20:38:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_set_msglevel [2023-11-23 20:38:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2023-11-23 20:38:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2023-11-23 20:38:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure asix_sw_reset [2023-11-23 20:38:27,509 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_sw_reset [2023-11-23 20:38:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:38:27,509 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_bind [2023-11-23 20:38:27,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_bind [2023-11-23 20:38:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_phy_addr [2023-11-23 20:38:27,510 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_phy_addr [2023-11-23 20:38:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_cmd [2023-11-23 20:38:27,510 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_cmd [2023-11-23 20:38:27,510 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 20:38:27,511 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 20:38:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_medium_status [2023-11-23 20:38:27,511 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_medium_status [2023-11-23 20:38:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:38:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:38:27,511 INFO L130 BoogieDeclarations]: Found specification of procedure asix_read_cmd [2023-11-23 20:38:27,512 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_read_cmd [2023-11-23 20:38:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-23 20:38:27,512 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-23 20:38:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-23 20:38:27,512 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-23 20:38:27,512 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 20:38:27,513 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 20:38:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_nway_reset [2023-11-23 20:38:27,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_nway_reset [2023-11-23 20:38:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 20:38:27,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 20:38:27,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-23 20:38:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-23 20:38:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure asix_write_gpio [2023-11-23 20:38:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_write_gpio [2023-11-23 20:38:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure asix_mdio_read [2023-11-23 20:38:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_mdio_read [2023-11-23 20:38:27,514 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2023-11-23 20:38:27,514 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2023-11-23 20:38:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure ax88178_link_reset [2023-11-23 20:38:27,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88178_link_reset [2023-11-23 20:38:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure mii_nway_restart [2023-11-23 20:38:27,515 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_nway_restart [2023-11-23 20:38:27,515 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 20:38:27,515 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 20:38:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-23 20:38:27,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-23 20:38:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:38:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 20:38:27,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 20:38:27,516 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_adjust_link [2023-11-23 20:38:27,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_adjust_link [2023-11-23 20:38:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172_set_multicast [2023-11-23 20:38:27,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172_set_multicast [2023-11-23 20:38:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_rx_fixup [2023-11-23 20:38:27,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_rx_fixup [2023-11-23 20:38:27,517 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_sw_mii [2023-11-23 20:38:27,517 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_sw_mii [2023-11-23 20:38:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure ax88772_bind [2023-11-23 20:38:27,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88772_bind [2023-11-23 20:38:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure ax88172a_status [2023-11-23 20:38:27,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ax88172a_status [2023-11-23 20:38:27,518 INFO L130 BoogieDeclarations]: Found specification of procedure asix_rx_fixup_common [2023-11-23 20:38:27,518 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_rx_fixup_common [2023-11-23 20:38:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 20:38:27,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 20:38:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2023-11-23 20:38:27,519 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_get_endpoints [2023-11-23 20:38:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2023-11-23 20:38:27,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2023-11-23 20:38:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:38:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure asix_get_eeprom [2023-11-23 20:38:27,520 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_get_eeprom [2023-11-23 20:38:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 20:38:27,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 20:38:27,521 INFO L130 BoogieDeclarations]: Found specification of procedure asix_set_wol [2023-11-23 20:38:27,521 INFO L138 BoogieDeclarations]: Found implementation of procedure asix_set_wol [2023-11-23 20:38:28,522 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:38:28,526 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:38:28,845 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 20:38:40,867 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 20:38:41,276 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:38:44,551 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:38:44,551 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:38:44,554 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:44 BoogieIcfgContainer [2023-11-23 20:38:44,555 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:38:44,559 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:38:44,559 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:38:44,563 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:38:44,563 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:38:21" (1/3) ... [2023-11-23 20:38:44,565 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@723ae73f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:44, skipping insertion in model container [2023-11-23 20:38:44,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:38:26" (2/3) ... [2023-11-23 20:38:44,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@723ae73f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:38:44, skipping insertion in model container [2023-11-23 20:38:44,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:38:44" (3/3) ... [2023-11-23 20:38:44,569 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-usb-asix.cil.i [2023-11-23 20:38:44,591 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:38:44,591 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:38:44,707 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:38:44,716 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;@3a2d6fc4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:38:44,716 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:38:44,731 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) [2023-11-23 20:38:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 415 [2023-11-23 20:38:44,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:44,806 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] [2023-11-23 20:38:44,807 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:44,817 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:44,818 INFO L85 PathProgramCache]: Analyzing trace with hash 1575666791, now seen corresponding path program 1 times [2023-11-23 20:38:44,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:38:44,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669508180] [2023-11-23 20:38:44,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:44,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:38:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-11-23 20:38:46,982 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:38:46,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669508180] [2023-11-23 20:38:46,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669508180] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:38:46,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:38:46,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:38:46,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463942522] [2023-11-23 20:38:47,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:38:47,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:38:47,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:38:47,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:38:47,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:38:47,069 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) [2023-11-23 20:38:50,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:38:50,702 INFO L93 Difference]: Finished difference Result 5743 states and 8540 transitions. [2023-11-23 20:38:50,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:38:50,705 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 [2023-11-23 20:38:50,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:38:50,773 INFO L225 Difference]: With dead ends: 5743 [2023-11-23 20:38:50,773 INFO L226 Difference]: Without dead ends: 3763 [2023-11-23 20:38:50,798 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 20:38:50,807 INFO L413 NwaCegarLoop]: 2694 mSDtfsCounter, 2699 mSDsluCounter, 2519 mSDsCounter, 0 mSdLazyCounter, 803 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2699 SdHoareTripleChecker+Valid, 5213 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:38:50,808 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2699 Valid, 5213 Invalid, 816 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [13 Valid, 803 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-23 20:38:50,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3763 states. [2023-11-23 20:38:51,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3763 to 3759. [2023-11-23 20:38:51,175 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) [2023-11-23 20:38:51,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 3759 states and 5511 transitions. [2023-11-23 20:38:51,221 INFO L78 Accepts]: Start accepts. Automaton has 3759 states and 5511 transitions. Word has length 414 [2023-11-23 20:38:51,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:38:51,225 INFO L495 AbstractCegarLoop]: Abstraction has 3759 states and 5511 transitions. [2023-11-23 20:38:51,225 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) [2023-11-23 20:38:51,226 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 5511 transitions. [2023-11-23 20:38:51,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2023-11-23 20:38:51,250 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:51,250 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] [2023-11-23 20:38:51,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:38:51,251 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:51,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:51,252 INFO L85 PathProgramCache]: Analyzing trace with hash -1359085238, now seen corresponding path program 1 times [2023-11-23 20:38:51,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:38:51,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104492033] [2023-11-23 20:38:51,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:51,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:38:51,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:52,263 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2023-11-23 20:38:52,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:38:52,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104492033] [2023-11-23 20:38:52,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104492033] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:38:52,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:38:52,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:38:52,266 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169305024] [2023-11-23 20:38:52,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:38:52,270 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:38:52,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:38:52,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:38:52,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:38:52,272 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) [2023-11-23 20:38:56,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:38:56,134 INFO L93 Difference]: Finished difference Result 11019 states and 16137 transitions. [2023-11-23 20:38:56,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:38:56,135 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 [2023-11-23 20:38:56,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:38:56,232 INFO L225 Difference]: With dead ends: 11019 [2023-11-23 20:38:56,233 INFO L226 Difference]: Without dead ends: 7337 [2023-11-23 20:38:56,265 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 20:38:56,268 INFO L413 NwaCegarLoop]: 2695 mSDtfsCounter, 2635 mSDsluCounter, 2462 mSDsCounter, 0 mSdLazyCounter, 810 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2635 SdHoareTripleChecker+Valid, 5157 SdHoareTripleChecker+Invalid, 823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-23 20:38:56,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2635 Valid, 5157 Invalid, 823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 810 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-23 20:38:56,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2023-11-23 20:38:56,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 7333. [2023-11-23 20:38:56,945 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) [2023-11-23 20:38:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7333 states to 7333 states and 10718 transitions. [2023-11-23 20:38:57,023 INFO L78 Accepts]: Start accepts. Automaton has 7333 states and 10718 transitions. Word has length 419 [2023-11-23 20:38:57,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:38:57,025 INFO L495 AbstractCegarLoop]: Abstraction has 7333 states and 10718 transitions. [2023-11-23 20:38:57,026 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) [2023-11-23 20:38:57,026 INFO L276 IsEmpty]: Start isEmpty. Operand 7333 states and 10718 transitions. [2023-11-23 20:38:57,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2023-11-23 20:38:57,052 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:38:57,053 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] [2023-11-23 20:38:57,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 20:38:57,054 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:38:57,055 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:38:57,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1500424897, now seen corresponding path program 1 times [2023-11-23 20:38:57,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:38:57,056 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071017389] [2023-11-23 20:38:57,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:38:57,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:38:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:38:58,228 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 20:38:58,229 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:38:58,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071017389] [2023-11-23 20:38:58,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071017389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:38:58,230 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:38:58,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:38:58,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235359185] [2023-11-23 20:38:58,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:38:58,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:38:58,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:38:58,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:38:58,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:38:58,236 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) [2023-11-23 20:39:01,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []