./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 81dbe8069ce4dfce1c2f5ecd6b7071863ebf3cc1894dcf2fe187946b9d9f58fb --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:37:03,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:37:03,164 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 18:37:03,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:37:03,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:37:03,200 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:37:03,201 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:37:03,201 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:37:03,201 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:37:03,201 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:37:03,202 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:37:03,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:37:03,202 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:37:03,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:37:03,202 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:37:03,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:37:03,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:37:03,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:37:03,203 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:37:03,203 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:37:03,204 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:37:03,204 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:37:03,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:37:03,204 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:37:03,204 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:37:03,204 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:37:03,205 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:37:03,205 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:37:03,205 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:37:03,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:37:03,205 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:37:03,205 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:37:03,206 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:37:03,206 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:37:03,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:37:03,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:37:03,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:37:03,206 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:37:03,206 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:37:03,207 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC 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 -> Automizer 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 -> 81dbe8069ce4dfce1c2f5ecd6b7071863ebf3cc1894dcf2fe187946b9d9f58fb [2024-11-23 18:37:03,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:37:03,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:37:03,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:37:03,501 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:37:03,502 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:37:03,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2024-11-23 18:37:07,023 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/data/e7e12a2b8/cffb2d52e80a4bc7821d173715208b99/FLAG7ecb3baee [2024-11-23 18:37:07,923 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:37:07,924 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2024-11-23 18:37:08,030 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/data/e7e12a2b8/cffb2d52e80a4bc7821d173715208b99/FLAG7ecb3baee [2024-11-23 18:37:08,057 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/data/e7e12a2b8/cffb2d52e80a4bc7821d173715208b99 [2024-11-23 18:37:08,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:37:08,063 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:37:08,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:37:08,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:37:08,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:37:08,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:37:08" (1/1) ... [2024-11-23 18:37:08,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30dfe5b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:08, skipping insertion in model container [2024-11-23 18:37:08,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:37:08" (1/1) ... [2024-11-23 18:37:08,278 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:37:12,568 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375016,375029] [2024-11-23 18:37:12,572 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375161,375174] [2024-11-23 18:37:12,573 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375307,375320] [2024-11-23 18:37:12,573 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375472,375485] [2024-11-23 18:37:12,574 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375630,375643] [2024-11-23 18:37:12,574 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375788,375801] [2024-11-23 18:37:12,575 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375946,375959] [2024-11-23 18:37:12,575 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376106,376119] [2024-11-23 18:37:12,576 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376265,376278] [2024-11-23 18:37:12,576 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376404,376417] [2024-11-23 18:37:12,577 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376546,376559] [2024-11-23 18:37:12,577 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376695,376708] [2024-11-23 18:37:12,577 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376834,376847] [2024-11-23 18:37:12,578 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376989,377002] [2024-11-23 18:37:12,578 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377149,377162] [2024-11-23 18:37:12,579 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377300,377313] [2024-11-23 18:37:12,579 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377451,377464] [2024-11-23 18:37:12,580 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377603,377616] [2024-11-23 18:37:12,580 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377752,377765] [2024-11-23 18:37:12,581 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377900,377913] [2024-11-23 18:37:12,581 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378057,378070] [2024-11-23 18:37:12,581 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378206,378219] [2024-11-23 18:37:12,582 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378362,378375] [2024-11-23 18:37:12,582 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378515,378528] [2024-11-23 18:37:12,583 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378661,378674] [2024-11-23 18:37:12,583 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378804,378817] [2024-11-23 18:37:12,584 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378956,378969] [2024-11-23 18:37:12,584 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379102,379115] [2024-11-23 18:37:12,585 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379247,379260] [2024-11-23 18:37:12,585 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379401,379414] [2024-11-23 18:37:12,586 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379552,379565] [2024-11-23 18:37:12,586 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379707,379720] [2024-11-23 18:37:12,587 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379859,379872] [2024-11-23 18:37:12,587 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380014,380027] [2024-11-23 18:37:12,587 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380178,380191] [2024-11-23 18:37:12,588 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380334,380347] [2024-11-23 18:37:12,588 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380498,380511] [2024-11-23 18:37:12,589 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380640,380653] [2024-11-23 18:37:12,589 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380798,380811] [2024-11-23 18:37:12,590 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380965,380978] [2024-11-23 18:37:12,590 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381124,381137] [2024-11-23 18:37:12,590 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381283,381296] [2024-11-23 18:37:12,591 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381432,381445] [2024-11-23 18:37:12,591 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381579,381592] [2024-11-23 18:37:12,592 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381718,381731] [2024-11-23 18:37:12,592 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381881,381894] [2024-11-23 18:37:12,593 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382047,382060] [2024-11-23 18:37:12,593 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382211,382224] [2024-11-23 18:37:12,593 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382376,382389] [2024-11-23 18:37:12,594 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382541,382554] [2024-11-23 18:37:12,594 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382707,382720] [2024-11-23 18:37:12,595 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382872,382885] [2024-11-23 18:37:12,595 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383039,383052] [2024-11-23 18:37:12,595 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383199,383212] [2024-11-23 18:37:12,596 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383361,383374] [2024-11-23 18:37:12,596 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383520,383533] [2024-11-23 18:37:12,597 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383666,383679] [2024-11-23 18:37:12,597 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383809,383822] [2024-11-23 18:37:12,598 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383953,383966] [2024-11-23 18:37:12,598 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384096,384109] [2024-11-23 18:37:12,598 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384240,384253] [2024-11-23 18:37:12,599 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384381,384394] [2024-11-23 18:37:12,599 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384519,384532] [2024-11-23 18:37:12,600 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384677,384690] [2024-11-23 18:37:12,600 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384836,384849] [2024-11-23 18:37:12,600 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384992,385005] [2024-11-23 18:37:12,601 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385141,385154] [2024-11-23 18:37:12,601 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385293,385306] [2024-11-23 18:37:12,602 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385444,385457] [2024-11-23 18:37:12,602 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385593,385606] [2024-11-23 18:37:12,602 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385745,385758] [2024-11-23 18:37:12,603 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385893,385906] [2024-11-23 18:37:12,603 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386046,386059] [2024-11-23 18:37:12,604 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386197,386210] [2024-11-23 18:37:12,604 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386347,386360] [2024-11-23 18:37:12,604 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386494,386507] [2024-11-23 18:37:12,605 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386645,386658] [2024-11-23 18:37:12,605 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386796,386809] [2024-11-23 18:37:12,606 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386944,386957] [2024-11-23 18:37:12,606 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387110,387123] [2024-11-23 18:37:12,607 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387279,387292] [2024-11-23 18:37:12,607 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387446,387459] [2024-11-23 18:37:12,607 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387614,387627] [2024-11-23 18:37:12,608 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387764,387777] [2024-11-23 18:37:12,608 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387911,387924] [2024-11-23 18:37:12,609 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388072,388085] [2024-11-23 18:37:12,609 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388242,388255] [2024-11-23 18:37:12,609 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388404,388417] [2024-11-23 18:37:12,628 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:37:12,665 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:37:12,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (179), "i" (12UL)); [4865-4866] [2024-11-23 18:37:12,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c6;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c5\n .byte 772b-771b\n .short %c7\n.popsection\n": "=D" (__edi), "=S" (__esi), "=d" (__edx), "=c" (__ecx), "=a" (__eax): [paravirt_typenum] "i" (34UL), [paravirt_opptr] "i" (& pv_cpu_ops.read_tsc), [paravirt_clobber] "i" (511): "memory", "cc", "r8", "r9", "r10", "r11"); [4871-4874] [2024-11-23 18:37:12,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("661:\n\tprefetcht0 (%1)\n662:\n.pushsection .altinstructions,\"a\"\n .long 661b - .\n .long 6631f - .\n .word ( 1*32+31)\n .byte 662b-661b\n .byte 6641f-6631f\n.popsection\n.pushsection .discard,\"aw\",@progbits\n .byte 0xff + (6641f-6631f) - (662b-661b)\n.popsection\n.pushsection .altinstr_replacement, \"ax\"\n6631:\n\tprefetchw (%1)\n6641:\n\t.popsection": : "i" (0), "r" (x)); [4882-4883] [2024-11-23 18:37:12,876 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)front) [5622] [2024-11-23 18:37:12,876 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)back) [5623] [2024-11-23 18:37:13,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/video/fbdev/udlfb.c"), "i" (1932), "i" (12UL)); [7660-7661] [2024-11-23 18:37:13,046 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"drivers/video/fbdev/udlfb.c"), "i" (1950), "i" (12UL)); [7689-7690] [2024-11-23 18:37:13,290 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375016,375029] [2024-11-23 18:37:13,291 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375161,375174] [2024-11-23 18:37:13,291 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375307,375320] [2024-11-23 18:37:13,291 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375472,375485] [2024-11-23 18:37:13,292 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375630,375643] [2024-11-23 18:37:13,296 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375788,375801] [2024-11-23 18:37:13,297 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[375946,375959] [2024-11-23 18:37:13,297 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376106,376119] [2024-11-23 18:37:13,298 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376265,376278] [2024-11-23 18:37:13,298 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376404,376417] [2024-11-23 18:37:13,298 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376546,376559] [2024-11-23 18:37:13,299 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376695,376708] [2024-11-23 18:37:13,299 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376834,376847] [2024-11-23 18:37:13,299 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[376989,377002] [2024-11-23 18:37:13,299 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377149,377162] [2024-11-23 18:37:13,304 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377300,377313] [2024-11-23 18:37:13,305 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377451,377464] [2024-11-23 18:37:13,305 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377603,377616] [2024-11-23 18:37:13,305 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377752,377765] [2024-11-23 18:37:13,306 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[377900,377913] [2024-11-23 18:37:13,306 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378057,378070] [2024-11-23 18:37:13,306 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378206,378219] [2024-11-23 18:37:13,306 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378362,378375] [2024-11-23 18:37:13,311 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378515,378528] [2024-11-23 18:37:13,312 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378661,378674] [2024-11-23 18:37:13,312 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378804,378817] [2024-11-23 18:37:13,312 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[378956,378969] [2024-11-23 18:37:13,313 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379102,379115] [2024-11-23 18:37:13,313 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379247,379260] [2024-11-23 18:37:13,313 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379401,379414] [2024-11-23 18:37:13,313 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379552,379565] [2024-11-23 18:37:13,314 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379707,379720] [2024-11-23 18:37:13,314 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[379859,379872] [2024-11-23 18:37:13,314 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380014,380027] [2024-11-23 18:37:13,315 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380178,380191] [2024-11-23 18:37:13,315 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380334,380347] [2024-11-23 18:37:13,315 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380498,380511] [2024-11-23 18:37:13,316 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380640,380653] [2024-11-23 18:37:13,316 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380798,380811] [2024-11-23 18:37:13,320 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[380965,380978] [2024-11-23 18:37:13,321 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381124,381137] [2024-11-23 18:37:13,321 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381283,381296] [2024-11-23 18:37:13,321 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381432,381445] [2024-11-23 18:37:13,322 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381579,381592] [2024-11-23 18:37:13,322 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381718,381731] [2024-11-23 18:37:13,322 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[381881,381894] [2024-11-23 18:37:13,323 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382047,382060] [2024-11-23 18:37:13,323 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382211,382224] [2024-11-23 18:37:13,323 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382376,382389] [2024-11-23 18:37:13,324 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382541,382554] [2024-11-23 18:37:13,328 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382707,382720] [2024-11-23 18:37:13,329 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[382872,382885] [2024-11-23 18:37:13,329 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383039,383052] [2024-11-23 18:37:13,329 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383199,383212] [2024-11-23 18:37:13,330 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383361,383374] [2024-11-23 18:37:13,334 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383520,383533] [2024-11-23 18:37:13,335 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383666,383679] [2024-11-23 18:37:13,335 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383809,383822] [2024-11-23 18:37:13,335 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[383953,383966] [2024-11-23 18:37:13,336 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384096,384109] [2024-11-23 18:37:13,336 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384240,384253] [2024-11-23 18:37:13,336 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384381,384394] [2024-11-23 18:37:13,337 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384519,384532] [2024-11-23 18:37:13,337 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384677,384690] [2024-11-23 18:37:13,337 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384836,384849] [2024-11-23 18:37:13,337 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[384992,385005] [2024-11-23 18:37:13,342 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385141,385154] [2024-11-23 18:37:13,342 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385293,385306] [2024-11-23 18:37:13,343 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385444,385457] [2024-11-23 18:37:13,343 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385593,385606] [2024-11-23 18:37:13,343 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385745,385758] [2024-11-23 18:37:13,344 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[385893,385906] [2024-11-23 18:37:13,344 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386046,386059] [2024-11-23 18:37:13,344 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386197,386210] [2024-11-23 18:37:13,345 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386347,386360] [2024-11-23 18:37:13,345 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386494,386507] [2024-11-23 18:37:13,345 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386645,386658] [2024-11-23 18:37:13,345 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386796,386809] [2024-11-23 18:37:13,346 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[386944,386957] [2024-11-23 18:37:13,346 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387110,387123] [2024-11-23 18:37:13,346 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387279,387292] [2024-11-23 18:37:13,347 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387446,387459] [2024-11-23 18:37:13,347 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387614,387627] [2024-11-23 18:37:13,347 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387764,387777] [2024-11-23 18:37:13,348 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[387911,387924] [2024-11-23 18:37:13,351 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388072,388085] [2024-11-23 18:37:13,352 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388242,388255] [2024-11-23 18:37:13,352 WARN L250 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_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i[388404,388417] [2024-11-23 18:37:13,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:37:13,715 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:37:13,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13 WrapperNode [2024-11-23 18:37:13,716 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:37:13,719 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:37:13,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:37:13,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:37:13,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:13,855 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:14,175 INFO L138 Inliner]: procedures = 634, calls = 2135, calls flagged for inlining = 298, calls inlined = 222, statements flattened = 5217 [2024-11-23 18:37:14,176 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:37:14,177 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:37:14,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:37:14,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:37:14,189 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:14,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:14,239 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:15,956 INFO L175 MemorySlicer]: Split 817 memory accesses to 30 slices as follows [9, 19, 542, 2, 2, 8, 6, 6, 4, 2, 6, 6, 28, 1, 4, 2, 4, 12, 6, 5, 4, 5, 1, 6, 5, 72, 17, 9, 2, 22]. 66 percent of accesses are in the largest equivalence class. The 46 initializations are split as follows [0, 0, 37, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 1, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. The 409 writes are split as follows [2, 19, 246, 1, 1, 3, 2, 3, 0, 1, 0, 3, 13, 0, 0, 0, 0, 4, 3, 0, 2, 3, 0, 3, 2, 72, 17, 3, 1, 5]. [2024-11-23 18:37:15,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:15,957 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,244 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,262 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,402 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,483 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:37:16,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:37:16,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:37:16,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:37:16,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (1/1) ... [2024-11-23 18:37:16,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:37:16,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:37:16,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:37:16,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:37:16,564 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-23 18:37:16,565 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-23 18:37:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_urb_completion [2024-11-23 18:37:16,565 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_urb_completion [2024-11-23 18:37:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2024-11-23 18:37:16,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2024-11-23 18:37:16,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-23 18:37:16,565 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-23 18:37:16,566 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer_work [2024-11-23 18:37:16,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer_work [2024-11-23 18:37:16,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dummy_resourceless_instance_callback_5_23 [2024-11-23 18:37:16,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dummy_resourceless_instance_callback_5_23 [2024-11-23 18:37:16,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-23 18:37:16,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-23 18:37:16,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-23 18:37:16,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2024-11-23 18:37:16,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 18:37:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-23 18:37:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_fb_info [2024-11-23 18:37:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_fb_info [2024-11-23 18:37:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2024-11-23 18:37:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2024-11-23 18:37:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2024-11-23 18:37:16,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2024-11-23 18:37:16,567 INFO L130 BoogieDeclarations]: Found specification of procedure metrics_reset_store [2024-11-23 18:37:16,568 INFO L138 BoogieDeclarations]: Found implementation of procedure metrics_reset_store [2024-11-23 18:37:16,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-23 18:37:16,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-23 18:37:16,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_urb_list [2024-11-23 18:37:16,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_urb_list [2024-11-23 18:37:16,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-23 18:37:16,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-23 18:37:16,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2024-11-23 18:37:16,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2024-11-23 18:37:16,569 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2024-11-23 18:37:16,569 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2024-11-23 18:37:16,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-23 18:37:16,569 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add [2024-11-23 18:37:16,569 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add [2024-11-23 18:37:16,569 INFO L130 BoogieDeclarations]: Found specification of procedure fb_edid_to_monspecs [2024-11-23 18:37:16,569 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_edid_to_monspecs [2024-11-23 18:37:16,569 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-23 18:37:16,570 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-23 18:37:16,570 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_setup_modes [2024-11-23 18:37:16,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_setup_modes [2024-11-23 18:37:16,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2024-11-23 18:37:16,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2024-11-23 18:37:16,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-23 18:37:16,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-23 18:37:16,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-23 18:37:16,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-23 18:37:16,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-23 18:37:16,573 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-23 18:37:16,574 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_lock [2024-11-23 18:37:16,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_lock [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-23 18:37:16,574 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-23 18:37:16,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-23 18:37:16,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2024-11-23 18:37:16,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-23 18:37:16,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2024-11-23 18:37:16,576 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-23 18:37:16,576 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-23 18:37:16,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-23 18:37:16,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-23 18:37:16,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-23 18:37:16,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-23 18:37:16,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-23 18:37:16,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-23 18:37:16,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2024-11-23 18:37:16,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2024-11-23 18:37:16,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-23 18:37:16,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_free_framebuffer [2024-11-23 18:37:16,581 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_free_framebuffer [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-23 18:37:16,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-23 18:37:16,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-23 18:37:16,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-23 18:37:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-23 18:37:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-23 18:37:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-23 18:37:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-23 18:37:16,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-23 18:37:16,584 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_var_color_format [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_var_color_format [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-23 18:37:16,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2024-11-23 18:37:16,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2024-11-23 18:37:16,586 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-11-23 18:37:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-11-23 18:37:16,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-23 18:37:16,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2024-11-23 18:37:16,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-23 18:37:16,587 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_16 [2024-11-23 18:37:16,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_16 [2024-11-23 18:37:16,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:37:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-23 18:37:16,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-23 18:37:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-23 18:37:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-23 18:37:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-23 18:37:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-23 18:37:16,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-23 18:37:16,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-23 18:37:16,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-23 18:37:16,591 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 18:37:16,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-23 18:37:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-23 18:37:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-23 18:37:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register [2024-11-23 18:37:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register [2024-11-23 18:37:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-23 18:37:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-23 18:37:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-23 18:37:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-23 18:37:16,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_irq_check_alloc_flags [2024-11-23 18:37:16,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_irq_check_alloc_flags [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_init_framebuffer_work [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_init_framebuffer_work [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_struct_fb_ops_dummy_resourceless_instance_5 [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_struct_fb_ops_dummy_resourceless_instance_5 [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:37:16,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:37:16,593 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-11-23 18:37:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_submit_urb [2024-11-23 18:37:16,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_submit_urb [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-23 18:37:16,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-23 18:37:16,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-23 18:37:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-23 18:37:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-23 18:37:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-23 18:37:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-23 18:37:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-23 18:37:16,596 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-23 18:37:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-23 18:37:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-23 18:37:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-23 18:37:16,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-23 18:37:16,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-23 18:37:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-23 18:37:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-23 18:37:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 18:37:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-23 18:37:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_vidreg_unlock [2024-11-23 18:37:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_vidreg_unlock [2024-11-23 18:37:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_check_var [2024-11-23 18:37:16,599 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_check_var [2024-11-23 18:37:16,599 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_is_valid_mode [2024-11-23 18:37:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_is_valid_mode [2024-11-23 18:37:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_register_lfsr16 [2024-11-23 18:37:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_register_lfsr16 [2024-11-23 18:37:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-23 18:37:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-23 18:37:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2024-11-23 18:37:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2024-11-23 18:37:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-23 18:37:16,600 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-23 18:37:16,600 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-23 18:37:16,601 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-23 18:37:16,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2024-11-23 18:37:16,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2024-11-23 18:37:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2024-11-23 18:37:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2024-11-23 18:37:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2024-11-23 18:37:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2024-11-23 18:37:16,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-23 18:37:16,603 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2024-11-23 18:37:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_release [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_release [2024-11-23 18:37:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_get_urb [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_get_urb [2024-11-23 18:37:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_framebuffer_103 [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_framebuffer_103 [2024-11-23 18:37:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_set_video_mode [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_set_video_mode [2024-11-23 18:37:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2024-11-23 18:37:16,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_usb_free_urb [2024-11-23 18:37:16,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_usb_free_urb [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_blank [2024-11-23 18:37:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_blank [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2024-11-23 18:37:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-23 18:37:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-23 18:37:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure get_cycles [2024-11-23 18:37:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure get_cycles [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure up [2024-11-23 18:37:16,605 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-23 18:37:16,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-23 18:37:16,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-23 18:37:16,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-23 18:37:16,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-23 18:37:16,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-23 18:37:16,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-23 18:37:16,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_107 [2024-11-23 18:37:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_107 [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-23 18:37:16,609 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-23 18:37:16,609 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-23 18:37:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-23 18:37:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-23 18:37:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-23 18:37:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-23 18:37:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2024-11-23 18:37:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-23 18:37:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-23 18:37:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-23 18:37:16,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-23 18:37:16,610 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2024-11-23 18:37:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2024-11-23 18:37:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-23 18:37:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-23 18:37:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2024-11-23 18:37:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_alloc_usb_lock_check_alloc_flags [2024-11-23 18:37:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-23 18:37:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2024-11-23 18:37:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-23 18:37:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2024-11-23 18:37:16,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2024-11-23 18:37:16,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_handle_damage [2024-11-23 18:37:16,612 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_handle_damage [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-23 18:37:16,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-23 18:37:16,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-23 18:37:16,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_render_hline [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_render_hline [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_usb_disconnect [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_usb_disconnect [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure edid_show [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_show [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_blanking [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_blanking [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2024-11-23 18:37:16,615 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2024-11-23 18:37:16,615 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dispatch_register_13_2 [2024-11-23 18:37:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dispatch_register_13_2 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_framebuffer [2024-11-23 18:37:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_framebuffer [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure dlfb_ops_set_par [2024-11-23 18:37:16,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dlfb_ops_set_par [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-23 18:37:16,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-23 18:37:16,617 INFO L130 BoogieDeclarations]: Found specification of procedure edid_store [2024-11-23 18:37:16,617 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_store [2024-11-23 18:37:18,380 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:37:18,385 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:37:38,423 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-23 18:37:46,903 INFO L? ?]: Removed 3199 outVars from TransFormulas that were not future-live. [2024-11-23 18:37:46,904 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:37:46,984 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:37:46,988 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-23 18:37:46,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:37:46 BoogieIcfgContainer [2024-11-23 18:37:46,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:37:46,991 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:37:46,993 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:37:47,000 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:37:47,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:37:08" (1/3) ... [2024-11-23 18:37:47,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db7a96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:37:47, skipping insertion in model container [2024-11-23 18:37:47,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:37:13" (2/3) ... [2024-11-23 18:37:47,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@db7a96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:37:47, skipping insertion in model container [2024-11-23 18:37:47,003 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:37:46" (3/3) ... [2024-11-23 18:37:47,004 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i [2024-11-23 18:37:47,025 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:37:47,030 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.0-rc1---drivers--video--fbdev--udlfb.ko.cil.i that has 176 procedures, 2143 locations, 1 initial locations, 94 loop locations, and 33 error locations. [2024-11-23 18:37:47,165 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:37:47,185 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, 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;@68f6e462, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:37:47,185 INFO L334 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-11-23 18:37:47,200 INFO L276 IsEmpty]: Start isEmpty. Operand has 1881 states, 1261 states have (on average 1.275971451229183) internal successors, (1609), 1338 states have internal predecessors, (1609), 470 states have call successors, (470), 117 states have call predecessors, (470), 116 states have return successors, (462), 448 states have call predecessors, (462), 462 states have call successors, (462) [2024-11-23 18:37:47,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-23 18:37:47,213 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:37:47,214 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:37:47,215 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:37:47,222 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:37:47,222 INFO L85 PathProgramCache]: Analyzing trace with hash 2135085133, now seen corresponding path program 1 times [2024-11-23 18:37:47,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:37:47,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239305139] [2024-11-23 18:37:47,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:37:47,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:37:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:37:53,861 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:37:53,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:37:53,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239305139] [2024-11-23 18:37:53,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239305139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:37:53,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:37:53,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:37:53,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314653263] [2024-11-23 18:37:53,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:37:53,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:37:53,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:37:53,901 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:37:53,901 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:37:53,909 INFO L87 Difference]: Start difference. First operand has 1881 states, 1261 states have (on average 1.275971451229183) internal successors, (1609), 1338 states have internal predecessors, (1609), 470 states have call successors, (470), 117 states have call predecessors, (470), 116 states have return successors, (462), 448 states have call predecessors, (462), 462 states have call successors, (462) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-23 18:37:54,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:37:54,517 INFO L93 Difference]: Finished difference Result 3712 states and 5139 transitions. [2024-11-23 18:37:54,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:37:54,520 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2024-11-23 18:37:54,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:37:54,554 INFO L225 Difference]: With dead ends: 3712 [2024-11-23 18:37:54,554 INFO L226 Difference]: Without dead ends: 1860 [2024-11-23 18:37:54,573 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:37:54,576 INFO L435 NwaCegarLoop]: 2496 mSDtfsCounter, 2466 mSDsluCounter, 2495 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2466 SdHoareTripleChecker+Valid, 4991 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:37:54,577 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2466 Valid, 4991 Invalid, 4 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:37:54,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1860 states. [2024-11-23 18:37:54,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1860 to 1860. [2024-11-23 18:37:54,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1860 states, 1251 states have (on average 1.2406075139888089) internal successors, (1552), 1320 states have internal predecessors, (1552), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:37:54,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1860 states to 1860 states and 2474 transitions. [2024-11-23 18:37:54,830 INFO L78 Accepts]: Start accepts. Automaton has 1860 states and 2474 transitions. Word has length 71 [2024-11-23 18:37:54,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:37:54,833 INFO L471 AbstractCegarLoop]: Abstraction has 1860 states and 2474 transitions. [2024-11-23 18:37:54,833 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-23 18:37:54,833 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2474 transitions. [2024-11-23 18:37:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-23 18:37:54,839 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:37:54,840 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:37:54,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 18:37:54,841 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:37:54,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:37:54,842 INFO L85 PathProgramCache]: Analyzing trace with hash 774295490, now seen corresponding path program 1 times [2024-11-23 18:37:54,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:37:54,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673123625] [2024-11-23 18:37:54,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:37:54,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:37:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:37:59,278 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:37:59,278 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:37:59,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673123625] [2024-11-23 18:37:59,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673123625] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:37:59,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:37:59,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:37:59,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941551180] [2024-11-23 18:37:59,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:37:59,281 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:37:59,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:37:59,285 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:37:59,285 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:37:59,285 INFO L87 Difference]: Start difference. First operand 1860 states and 2474 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 18:37:59,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:37:59,533 INFO L93 Difference]: Finished difference Result 1860 states and 2474 transitions. [2024-11-23 18:37:59,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:37:59,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 77 [2024-11-23 18:37:59,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:37:59,550 INFO L225 Difference]: With dead ends: 1860 [2024-11-23 18:37:59,550 INFO L226 Difference]: Without dead ends: 1858 [2024-11-23 18:37:59,552 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:37:59,554 INFO L435 NwaCegarLoop]: 2470 mSDtfsCounter, 2439 mSDsluCounter, 2469 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2439 SdHoareTripleChecker+Valid, 4939 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:37:59,554 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2439 Valid, 4939 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:37:59,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1858 states. [2024-11-23 18:37:59,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1858 to 1858. [2024-11-23 18:37:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1858 states, 1250 states have (on average 1.24) internal successors, (1550), 1318 states have internal predecessors, (1550), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:37:59,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1858 states and 2472 transitions. [2024-11-23 18:37:59,727 INFO L78 Accepts]: Start accepts. Automaton has 1858 states and 2472 transitions. Word has length 77 [2024-11-23 18:37:59,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:37:59,729 INFO L471 AbstractCegarLoop]: Abstraction has 1858 states and 2472 transitions. [2024-11-23 18:37:59,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-23 18:37:59,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1858 states and 2472 transitions. [2024-11-23 18:37:59,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-23 18:37:59,732 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:37:59,735 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:37:59,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:37:59,736 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:37:59,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:37:59,738 INFO L85 PathProgramCache]: Analyzing trace with hash -529705483, now seen corresponding path program 1 times [2024-11-23 18:37:59,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:37:59,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214042344] [2024-11-23 18:37:59,739 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:37:59,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:03,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:04,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:04,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214042344] [2024-11-23 18:38:04,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214042344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:04,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:04,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:04,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255718124] [2024-11-23 18:38:04,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:04,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:04,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:04,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:04,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:04,952 INFO L87 Difference]: Start difference. First operand 1858 states and 2472 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 18:38:05,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:05,274 INFO L93 Difference]: Finished difference Result 1858 states and 2472 transitions. [2024-11-23 18:38:05,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:05,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 83 [2024-11-23 18:38:05,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:05,295 INFO L225 Difference]: With dead ends: 1858 [2024-11-23 18:38:05,295 INFO L226 Difference]: Without dead ends: 1856 [2024-11-23 18:38:05,297 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:05,300 INFO L435 NwaCegarLoop]: 2468 mSDtfsCounter, 2436 mSDsluCounter, 2467 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2436 SdHoareTripleChecker+Valid, 4935 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:05,301 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2436 Valid, 4935 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:05,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1856 states. [2024-11-23 18:38:05,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1856 to 1856. [2024-11-23 18:38:05,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1856 states, 1249 states have (on average 1.2393915132105684) internal successors, (1548), 1316 states have internal predecessors, (1548), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:05,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1856 states and 2470 transitions. [2024-11-23 18:38:05,559 INFO L78 Accepts]: Start accepts. Automaton has 1856 states and 2470 transitions. Word has length 83 [2024-11-23 18:38:05,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:05,560 INFO L471 AbstractCegarLoop]: Abstraction has 1856 states and 2470 transitions. [2024-11-23 18:38:05,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-23 18:38:05,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2470 transitions. [2024-11-23 18:38:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-23 18:38:05,567 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:05,568 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:05,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 18:38:05,568 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:05,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:05,568 INFO L85 PathProgramCache]: Analyzing trace with hash 424536932, now seen corresponding path program 1 times [2024-11-23 18:38:05,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:05,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789972303] [2024-11-23 18:38:05,569 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:05,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:09,220 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:09,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789972303] [2024-11-23 18:38:09,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789972303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:09,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:09,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:09,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798837207] [2024-11-23 18:38:09,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:09,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:09,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:09,223 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:09,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:09,224 INFO L87 Difference]: Start difference. First operand 1856 states and 2470 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 18:38:09,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:09,544 INFO L93 Difference]: Finished difference Result 1856 states and 2470 transitions. [2024-11-23 18:38:09,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:09,545 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 89 [2024-11-23 18:38:09,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:09,564 INFO L225 Difference]: With dead ends: 1856 [2024-11-23 18:38:09,564 INFO L226 Difference]: Without dead ends: 1854 [2024-11-23 18:38:09,566 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:09,567 INFO L435 NwaCegarLoop]: 2466 mSDtfsCounter, 2433 mSDsluCounter, 2465 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2433 SdHoareTripleChecker+Valid, 4931 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:09,568 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2433 Valid, 4931 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:09,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1854 states. [2024-11-23 18:38:09,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1854 to 1854. [2024-11-23 18:38:09,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1854 states, 1248 states have (on average 1.2387820512820513) internal successors, (1546), 1314 states have internal predecessors, (1546), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:09,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1854 states to 1854 states and 2468 transitions. [2024-11-23 18:38:09,801 INFO L78 Accepts]: Start accepts. Automaton has 1854 states and 2468 transitions. Word has length 89 [2024-11-23 18:38:09,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:09,802 INFO L471 AbstractCegarLoop]: Abstraction has 1854 states and 2468 transitions. [2024-11-23 18:38:09,802 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-23 18:38:09,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1854 states and 2468 transitions. [2024-11-23 18:38:09,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-23 18:38:09,807 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:09,808 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:09,808 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 18:38:09,808 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:09,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:09,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1708228697, now seen corresponding path program 1 times [2024-11-23 18:38:09,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:09,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316440120] [2024-11-23 18:38:09,809 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:09,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:13,626 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:13,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:13,626 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316440120] [2024-11-23 18:38:13,626 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316440120] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:13,626 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:13,626 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:13,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267294360] [2024-11-23 18:38:13,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:13,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:13,627 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:13,628 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:13,628 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:13,628 INFO L87 Difference]: Start difference. First operand 1854 states and 2468 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-23 18:38:13,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:13,962 INFO L93 Difference]: Finished difference Result 1854 states and 2468 transitions. [2024-11-23 18:38:13,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:13,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 95 [2024-11-23 18:38:13,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:13,977 INFO L225 Difference]: With dead ends: 1854 [2024-11-23 18:38:13,977 INFO L226 Difference]: Without dead ends: 1852 [2024-11-23 18:38:13,979 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:13,980 INFO L435 NwaCegarLoop]: 2464 mSDtfsCounter, 2430 mSDsluCounter, 2463 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2430 SdHoareTripleChecker+Valid, 4927 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:13,981 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2430 Valid, 4927 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:13,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1852 states. [2024-11-23 18:38:14,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1852 to 1852. [2024-11-23 18:38:14,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1852 states, 1247 states have (on average 1.2381716118684845) internal successors, (1544), 1312 states have internal predecessors, (1544), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:14,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 2466 transitions. [2024-11-23 18:38:14,157 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 2466 transitions. Word has length 95 [2024-11-23 18:38:14,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:14,159 INFO L471 AbstractCegarLoop]: Abstraction has 1852 states and 2466 transitions. [2024-11-23 18:38:14,159 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2024-11-23 18:38:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2466 transitions. [2024-11-23 18:38:14,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-23 18:38:14,161 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:14,161 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:14,161 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 18:38:14,162 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:14,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:14,162 INFO L85 PathProgramCache]: Analyzing trace with hash 553260285, now seen corresponding path program 1 times [2024-11-23 18:38:14,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:14,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174264138] [2024-11-23 18:38:14,162 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:14,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:17,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:17,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174264138] [2024-11-23 18:38:17,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174264138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:17,773 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:17,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:17,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929333805] [2024-11-23 18:38:17,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:17,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:17,776 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:17,776 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:17,777 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:17,777 INFO L87 Difference]: Start difference. First operand 1852 states and 2466 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 18:38:18,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:18,058 INFO L93 Difference]: Finished difference Result 1852 states and 2466 transitions. [2024-11-23 18:38:18,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:18,058 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 101 [2024-11-23 18:38:18,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:18,073 INFO L225 Difference]: With dead ends: 1852 [2024-11-23 18:38:18,073 INFO L226 Difference]: Without dead ends: 1850 [2024-11-23 18:38:18,075 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:18,077 INFO L435 NwaCegarLoop]: 2462 mSDtfsCounter, 2427 mSDsluCounter, 2461 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2427 SdHoareTripleChecker+Valid, 4923 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:18,077 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2427 Valid, 4923 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:18,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2024-11-23 18:38:18,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1850. [2024-11-23 18:38:18,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1850 states, 1246 states have (on average 1.2375601926163724) internal successors, (1542), 1310 states have internal predecessors, (1542), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:18,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 1850 states and 2464 transitions. [2024-11-23 18:38:18,254 INFO L78 Accepts]: Start accepts. Automaton has 1850 states and 2464 transitions. Word has length 101 [2024-11-23 18:38:18,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:18,255 INFO L471 AbstractCegarLoop]: Abstraction has 1850 states and 2464 transitions. [2024-11-23 18:38:18,255 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-23 18:38:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 2464 transitions. [2024-11-23 18:38:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-23 18:38:18,258 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:18,259 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:18,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 18:38:18,259 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:18,260 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:18,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1314095748, now seen corresponding path program 1 times [2024-11-23 18:38:18,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:18,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386175713] [2024-11-23 18:38:18,260 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:18,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:21,551 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:21,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:21,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386175713] [2024-11-23 18:38:21,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386175713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:21,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:21,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:21,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479379936] [2024-11-23 18:38:21,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:21,554 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:21,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:21,554 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:21,555 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:21,555 INFO L87 Difference]: Start difference. First operand 1850 states and 2464 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-23 18:38:21,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:21,850 INFO L93 Difference]: Finished difference Result 1850 states and 2464 transitions. [2024-11-23 18:38:21,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:21,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 107 [2024-11-23 18:38:21,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:21,865 INFO L225 Difference]: With dead ends: 1850 [2024-11-23 18:38:21,865 INFO L226 Difference]: Without dead ends: 1848 [2024-11-23 18:38:21,867 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:21,869 INFO L435 NwaCegarLoop]: 2460 mSDtfsCounter, 2424 mSDsluCounter, 2459 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2424 SdHoareTripleChecker+Valid, 4919 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:21,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2424 Valid, 4919 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:21,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2024-11-23 18:38:22,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1848. [2024-11-23 18:38:22,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1848 states, 1245 states have (on average 1.2369477911646587) internal successors, (1540), 1308 states have internal predecessors, (1540), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1848 states to 1848 states and 2462 transitions. [2024-11-23 18:38:22,050 INFO L78 Accepts]: Start accepts. Automaton has 1848 states and 2462 transitions. Word has length 107 [2024-11-23 18:38:22,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:22,051 INFO L471 AbstractCegarLoop]: Abstraction has 1848 states and 2462 transitions. [2024-11-23 18:38:22,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-23 18:38:22,052 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 2462 transitions. [2024-11-23 18:38:22,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-23 18:38:22,057 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:22,057 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:22,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 18:38:22,058 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:22,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:22,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1333494652, now seen corresponding path program 1 times [2024-11-23 18:38:22,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:22,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783240338] [2024-11-23 18:38:22,059 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:22,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:24,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:25,105 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:25,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:25,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783240338] [2024-11-23 18:38:25,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783240338] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:25,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:25,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:25,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047584124] [2024-11-23 18:38:25,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:25,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:25,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:25,107 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:25,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:25,107 INFO L87 Difference]: Start difference. First operand 1848 states and 2462 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-23 18:38:25,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:25,397 INFO L93 Difference]: Finished difference Result 1848 states and 2462 transitions. [2024-11-23 18:38:25,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:25,397 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 113 [2024-11-23 18:38:25,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:25,412 INFO L225 Difference]: With dead ends: 1848 [2024-11-23 18:38:25,412 INFO L226 Difference]: Without dead ends: 1846 [2024-11-23 18:38:25,415 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:25,415 INFO L435 NwaCegarLoop]: 2458 mSDtfsCounter, 2421 mSDsluCounter, 2457 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2421 SdHoareTripleChecker+Valid, 4915 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:25,416 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2421 Valid, 4915 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:25,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1846 states. [2024-11-23 18:38:25,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1846 to 1846. [2024-11-23 18:38:25,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1846 states, 1244 states have (on average 1.2363344051446945) internal successors, (1538), 1306 states have internal predecessors, (1538), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 1846 states and 2460 transitions. [2024-11-23 18:38:25,613 INFO L78 Accepts]: Start accepts. Automaton has 1846 states and 2460 transitions. Word has length 113 [2024-11-23 18:38:25,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:25,614 INFO L471 AbstractCegarLoop]: Abstraction has 1846 states and 2460 transitions. [2024-11-23 18:38:25,614 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-23 18:38:25,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 2460 transitions. [2024-11-23 18:38:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-23 18:38:25,620 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:25,620 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:25,620 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 18:38:25,620 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:25,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:25,621 INFO L85 PathProgramCache]: Analyzing trace with hash 1588344191, now seen corresponding path program 1 times [2024-11-23 18:38:25,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:25,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333764681] [2024-11-23 18:38:25,621 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:25,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:28,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:29,314 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:29,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:29,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333764681] [2024-11-23 18:38:29,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333764681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:29,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:29,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:29,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567770436] [2024-11-23 18:38:29,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:29,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:29,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:29,316 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:29,317 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:29,317 INFO L87 Difference]: Start difference. First operand 1846 states and 2460 transitions. Second operand has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-23 18:38:29,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:29,600 INFO L93 Difference]: Finished difference Result 1846 states and 2460 transitions. [2024-11-23 18:38:29,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:29,600 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 115 [2024-11-23 18:38:29,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:29,616 INFO L225 Difference]: With dead ends: 1846 [2024-11-23 18:38:29,617 INFO L226 Difference]: Without dead ends: 1844 [2024-11-23 18:38:29,618 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:29,620 INFO L435 NwaCegarLoop]: 2456 mSDtfsCounter, 2417 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2417 SdHoareTripleChecker+Valid, 4911 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:29,620 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2417 Valid, 4911 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:29,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2024-11-23 18:38:29,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1844. [2024-11-23 18:38:29,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1844 states, 1243 states have (on average 1.235720032180209) internal successors, (1536), 1304 states have internal predecessors, (1536), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:29,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 1844 states and 2458 transitions. [2024-11-23 18:38:29,824 INFO L78 Accepts]: Start accepts. Automaton has 1844 states and 2458 transitions. Word has length 115 [2024-11-23 18:38:29,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:29,825 INFO L471 AbstractCegarLoop]: Abstraction has 1844 states and 2458 transitions. [2024-11-23 18:38:29,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.75) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-23 18:38:29,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 2458 transitions. [2024-11-23 18:38:29,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-23 18:38:29,832 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:29,832 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:29,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 18:38:29,833 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:29,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:29,837 INFO L85 PathProgramCache]: Analyzing trace with hash 185876234, now seen corresponding path program 1 times [2024-11-23 18:38:29,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:29,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286173276] [2024-11-23 18:38:29,837 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:29,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:38:33,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:33,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286173276] [2024-11-23 18:38:33,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286173276] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:33,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:33,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:33,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243095140] [2024-11-23 18:38:33,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:33,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:33,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:33,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:33,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:33,549 INFO L87 Difference]: Start difference. First operand 1844 states and 2458 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-23 18:38:33,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:33,849 INFO L93 Difference]: Finished difference Result 1844 states and 2458 transitions. [2024-11-23 18:38:33,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:33,850 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 121 [2024-11-23 18:38:33,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:33,863 INFO L225 Difference]: With dead ends: 1844 [2024-11-23 18:38:33,864 INFO L226 Difference]: Without dead ends: 1842 [2024-11-23 18:38:33,865 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:38:33,867 INFO L435 NwaCegarLoop]: 2454 mSDtfsCounter, 2416 mSDsluCounter, 2453 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 4907 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:33,871 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 4907 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:38:33,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2024-11-23 18:38:34,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2024-11-23 18:38:34,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1242 states have (on average 1.2351046698872785) internal successors, (1534), 1302 states have internal predecessors, (1534), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:34,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2456 transitions. [2024-11-23 18:38:34,075 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2456 transitions. Word has length 121 [2024-11-23 18:38:34,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:34,077 INFO L471 AbstractCegarLoop]: Abstraction has 1842 states and 2456 transitions. [2024-11-23 18:38:34,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2024-11-23 18:38:34,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2456 transitions. [2024-11-23 18:38:34,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-23 18:38:34,082 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:34,082 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-23 18:38:34,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-23 18:38:34,082 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:34,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:34,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1211820401, now seen corresponding path program 1 times [2024-11-23 18:38:34,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:34,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023882558] [2024-11-23 18:38:34,084 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:34,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-11-23 18:38:40,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:40,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023882558] [2024-11-23 18:38:40,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023882558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:40,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:40,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 18:38:40,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370924180] [2024-11-23 18:38:40,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:40,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:38:40,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:40,106 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:38:40,107 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:38:40,109 INFO L87 Difference]: Start difference. First operand 1842 states and 2456 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-23 18:38:44,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:38:54,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:54,616 INFO L93 Difference]: Finished difference Result 3644 states and 4910 transitions. [2024-11-23 18:38:54,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 18:38:54,617 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) Word has length 168 [2024-11-23 18:38:54,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:54,633 INFO L225 Difference]: With dead ends: 3644 [2024-11-23 18:38:54,633 INFO L226 Difference]: Without dead ends: 1842 [2024-11-23 18:38:54,644 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-23 18:38:54,645 INFO L435 NwaCegarLoop]: 2452 mSDtfsCounter, 2403 mSDsluCounter, 6435 mSDsCounter, 0 mSdLazyCounter, 935 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2405 SdHoareTripleChecker+Valid, 8887 SdHoareTripleChecker+Invalid, 938 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 935 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:54,645 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2405 Valid, 8887 Invalid, 938 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 935 Invalid, 1 Unknown, 0 Unchecked, 13.8s Time] [2024-11-23 18:38:54,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1842 states. [2024-11-23 18:38:54,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1842 to 1842. [2024-11-23 18:38:54,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1842 states, 1242 states have (on average 1.2342995169082125) internal successors, (1533), 1302 states have internal predecessors, (1533), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:54,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1842 states and 2455 transitions. [2024-11-23 18:38:54,920 INFO L78 Accepts]: Start accepts. Automaton has 1842 states and 2455 transitions. Word has length 168 [2024-11-23 18:38:54,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:54,921 INFO L471 AbstractCegarLoop]: Abstraction has 1842 states and 2455 transitions. [2024-11-23 18:38:54,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 5 states have internal predecessors, (50), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (16), 3 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-23 18:38:54,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2455 transitions. [2024-11-23 18:38:54,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-23 18:38:54,925 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:54,925 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-23 18:38:54,926 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-23 18:38:54,926 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_alloc_irq_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:54,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:54,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1211760819, now seen corresponding path program 1 times [2024-11-23 18:38:54,927 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:54,927 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386947174] [2024-11-23 18:38:54,927 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:54,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:38:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:38:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-11-23 18:38:58,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:38:58,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386947174] [2024-11-23 18:38:58,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386947174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:38:58,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:38:58,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:38:58,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099168114] [2024-11-23 18:38:58,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:38:58,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:38:58,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:38:58,526 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:38:58,526 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:58,526 INFO L87 Difference]: Start difference. First operand 1842 states and 2455 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-23 18:38:58,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:38:58,845 INFO L93 Difference]: Finished difference Result 1842 states and 2455 transitions. [2024-11-23 18:38:58,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:38:58,846 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 168 [2024-11-23 18:38:58,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:38:58,858 INFO L225 Difference]: With dead ends: 1842 [2024-11-23 18:38:58,858 INFO L226 Difference]: Without dead ends: 1840 [2024-11-23 18:38:58,859 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:38:58,860 INFO L435 NwaCegarLoop]: 2451 mSDtfsCounter, 0 mSDsluCounter, 4899 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7350 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:38:58,860 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7350 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:38:58,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1840 states. [2024-11-23 18:38:59,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1840 to 1840. [2024-11-23 18:38:59,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1840 states, 1241 states have (on average 1.233682514101531) internal successors, (1531), 1300 states have internal predecessors, (1531), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:38:59,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 2453 transitions. [2024-11-23 18:38:59,065 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 2453 transitions. Word has length 168 [2024-11-23 18:38:59,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:38:59,066 INFO L471 AbstractCegarLoop]: Abstraction has 1840 states and 2453 transitions. [2024-11-23 18:38:59,066 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-23 18:38:59,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2453 transitions. [2024-11-23 18:38:59,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-23 18:38:59,070 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:38:59,071 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:38:59,071 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-23 18:38:59,072 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:38:59,072 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:38:59,072 INFO L85 PathProgramCache]: Analyzing trace with hash -368430169, now seen corresponding path program 1 times [2024-11-23 18:38:59,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:38:59,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340159279] [2024-11-23 18:38:59,072 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:38:59,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:01,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:02,259 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:02,259 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:02,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340159279] [2024-11-23 18:39:02,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340159279] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:02,259 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:02,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:02,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334032636] [2024-11-23 18:39:02,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:02,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:02,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:02,262 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:02,262 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:02,262 INFO L87 Difference]: Start difference. First operand 1840 states and 2453 transitions. Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:39:02,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:02,626 INFO L93 Difference]: Finished difference Result 1840 states and 2453 transitions. [2024-11-23 18:39:02,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:02,627 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 127 [2024-11-23 18:39:02,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:02,644 INFO L225 Difference]: With dead ends: 1840 [2024-11-23 18:39:02,645 INFO L226 Difference]: Without dead ends: 1838 [2024-11-23 18:39:02,646 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:02,647 INFO L435 NwaCegarLoop]: 2449 mSDtfsCounter, 2410 mSDsluCounter, 2448 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2410 SdHoareTripleChecker+Valid, 4897 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:02,647 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2410 Valid, 4897 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:02,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1838 states. [2024-11-23 18:39:02,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1838 to 1838. [2024-11-23 18:39:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1838 states, 1240 states have (on average 1.2330645161290323) internal successors, (1529), 1298 states have internal predecessors, (1529), 462 states have call successors, (462), 116 states have call predecessors, (462), 115 states have return successors, (460), 446 states have call predecessors, (460), 460 states have call successors, (460) [2024-11-23 18:39:02,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1838 states and 2451 transitions. [2024-11-23 18:39:02,866 INFO L78 Accepts]: Start accepts. Automaton has 1838 states and 2451 transitions. Word has length 127 [2024-11-23 18:39:02,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:02,867 INFO L471 AbstractCegarLoop]: Abstraction has 1838 states and 2451 transitions. [2024-11-23 18:39:02,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-23 18:39:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 2451 transitions. [2024-11-23 18:39:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-23 18:39:02,871 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:02,871 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:02,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-23 18:39:02,872 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:02,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:02,873 INFO L85 PathProgramCache]: Analyzing trace with hash 471694741, now seen corresponding path program 1 times [2024-11-23 18:39:02,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:02,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61795390] [2024-11-23 18:39:02,874 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:02,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-11-23 18:39:07,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:07,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61795390] [2024-11-23 18:39:07,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [61795390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:07,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:07,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:39:07,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675852284] [2024-11-23 18:39:07,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:07,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:39:07,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:07,289 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:39:07,289 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:07,289 INFO L87 Difference]: Start difference. First operand 1838 states and 2451 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 18:39:08,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:08,002 INFO L93 Difference]: Finished difference Result 3495 states and 4682 transitions. [2024-11-23 18:39:08,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:39:08,003 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 164 [2024-11-23 18:39:08,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:08,045 INFO L225 Difference]: With dead ends: 3495 [2024-11-23 18:39:08,049 INFO L226 Difference]: Without dead ends: 3493 [2024-11-23 18:39:08,052 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:39:08,054 INFO L435 NwaCegarLoop]: 3136 mSDtfsCounter, 2415 mSDsluCounter, 8458 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 11594 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:08,054 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2416 Valid, 11594 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:39:08,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3493 states. [2024-11-23 18:39:08,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3493 to 3280. [2024-11-23 18:39:08,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3280 states, 2235 states have (on average 1.2411633109619686) internal successors, (2774), 2327 states have internal predecessors, (2774), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:08,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 3280 states and 4457 transitions. [2024-11-23 18:39:08,509 INFO L78 Accepts]: Start accepts. Automaton has 3280 states and 4457 transitions. Word has length 164 [2024-11-23 18:39:08,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:08,511 INFO L471 AbstractCegarLoop]: Abstraction has 3280 states and 4457 transitions. [2024-11-23 18:39:08,511 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 18:39:08,511 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 4457 transitions. [2024-11-23 18:39:08,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-23 18:39:08,516 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:08,517 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-23 18:39:08,517 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-23 18:39:08,517 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_alloc_usb_lock_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:08,518 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:08,518 INFO L85 PathProgramCache]: Analyzing trace with hash -987172230, now seen corresponding path program 1 times [2024-11-23 18:39:08,518 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:08,518 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059109500] [2024-11-23 18:39:08,518 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:08,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-11-23 18:39:12,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:12,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059109500] [2024-11-23 18:39:12,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059109500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:12,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:12,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:39:12,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588219496] [2024-11-23 18:39:12,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:12,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:39:12,066 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:12,067 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:39:12,067 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:39:12,067 INFO L87 Difference]: Start difference. First operand 3280 states and 4457 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-23 18:39:12,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:12,535 INFO L93 Difference]: Finished difference Result 6514 states and 9006 transitions. [2024-11-23 18:39:12,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:39:12,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 175 [2024-11-23 18:39:12,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:12,575 INFO L225 Difference]: With dead ends: 6514 [2024-11-23 18:39:12,575 INFO L226 Difference]: Without dead ends: 3274 [2024-11-23 18:39:12,597 INFO L434 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 [2024-11-23 18:39:12,598 INFO L435 NwaCegarLoop]: 2444 mSDtfsCounter, 2404 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2404 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:12,598 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2404 Valid, 2444 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:12,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3274 states. [2024-11-23 18:39:13,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3274 to 3274. [2024-11-23 18:39:13,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3274 states, 2230 states have (on average 1.2399103139013452) internal successors, (2765), 2321 states have internal predecessors, (2765), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:13,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 3274 states and 4448 transitions. [2024-11-23 18:39:13,047 INFO L78 Accepts]: Start accepts. Automaton has 3274 states and 4448 transitions. Word has length 175 [2024-11-23 18:39:13,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:13,048 INFO L471 AbstractCegarLoop]: Abstraction has 3274 states and 4448 transitions. [2024-11-23 18:39:13,048 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-23 18:39:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 4448 transitions. [2024-11-23 18:39:13,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-23 18:39:13,051 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:13,051 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:13,051 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-23 18:39:13,052 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:13,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:13,052 INFO L85 PathProgramCache]: Analyzing trace with hash 764733037, now seen corresponding path program 1 times [2024-11-23 18:39:13,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:13,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324133028] [2024-11-23 18:39:13,053 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:13,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:16,493 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:16,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:16,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324133028] [2024-11-23 18:39:16,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324133028] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:16,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:16,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:16,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479498861] [2024-11-23 18:39:16,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:16,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:16,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:16,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:16,496 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:16,496 INFO L87 Difference]: Start difference. First operand 3274 states and 4448 transitions. Second operand has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 18:39:17,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:17,009 INFO L93 Difference]: Finished difference Result 3274 states and 4448 transitions. [2024-11-23 18:39:17,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:17,010 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 133 [2024-11-23 18:39:17,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:17,031 INFO L225 Difference]: With dead ends: 3274 [2024-11-23 18:39:17,031 INFO L226 Difference]: Without dead ends: 3272 [2024-11-23 18:39:17,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:17,034 INFO L435 NwaCegarLoop]: 2442 mSDtfsCounter, 2402 mSDsluCounter, 2441 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2402 SdHoareTripleChecker+Valid, 4883 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:17,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2402 Valid, 4883 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:17,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3272 states. [2024-11-23 18:39:17,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3272 to 3272. [2024-11-23 18:39:17,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 2229 states have (on average 1.2395693135935397) internal successors, (2763), 2319 states have internal predecessors, (2763), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:17,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 4446 transitions. [2024-11-23 18:39:17,477 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 4446 transitions. Word has length 133 [2024-11-23 18:39:17,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:17,477 INFO L471 AbstractCegarLoop]: Abstraction has 3272 states and 4446 transitions. [2024-11-23 18:39:17,478 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 18:39:17,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 4446 transitions. [2024-11-23 18:39:17,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-23 18:39:17,481 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:17,481 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:17,481 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-23 18:39:17,481 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:17,483 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:17,484 INFO L85 PathProgramCache]: Analyzing trace with hash -61191268, now seen corresponding path program 1 times [2024-11-23 18:39:17,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:17,484 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456453371] [2024-11-23 18:39:17,484 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:17,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:20,271 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:20,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:20,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456453371] [2024-11-23 18:39:20,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456453371] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:20,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:20,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:20,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175683747] [2024-11-23 18:39:20,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:20,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:20,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:20,273 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:20,273 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:20,273 INFO L87 Difference]: Start difference. First operand 3272 states and 4446 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-23 18:39:20,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:20,683 INFO L93 Difference]: Finished difference Result 3272 states and 4446 transitions. [2024-11-23 18:39:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:20,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 139 [2024-11-23 18:39:20,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:20,703 INFO L225 Difference]: With dead ends: 3272 [2024-11-23 18:39:20,704 INFO L226 Difference]: Without dead ends: 3270 [2024-11-23 18:39:20,706 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:20,707 INFO L435 NwaCegarLoop]: 2440 mSDtfsCounter, 2399 mSDsluCounter, 2439 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2399 SdHoareTripleChecker+Valid, 4879 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:20,707 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2399 Valid, 4879 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:20,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3270 states. [2024-11-23 18:39:21,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3270 to 3270. [2024-11-23 18:39:21,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3270 states, 2228 states have (on average 1.2392280071813286) internal successors, (2761), 2317 states have internal predecessors, (2761), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:21,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 3270 states and 4444 transitions. [2024-11-23 18:39:21,206 INFO L78 Accepts]: Start accepts. Automaton has 3270 states and 4444 transitions. Word has length 139 [2024-11-23 18:39:21,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:21,206 INFO L471 AbstractCegarLoop]: Abstraction has 3270 states and 4444 transitions. [2024-11-23 18:39:21,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-23 18:39:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 4444 transitions. [2024-11-23 18:39:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-23 18:39:21,211 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:21,211 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:21,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-23 18:39:21,211 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:21,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:21,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1406302202, now seen corresponding path program 1 times [2024-11-23 18:39:21,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:21,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584341134] [2024-11-23 18:39:21,212 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:21,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:24,432 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:24,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:24,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584341134] [2024-11-23 18:39:24,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584341134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:24,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:24,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:24,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244974067] [2024-11-23 18:39:24,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:24,435 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:24,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:24,435 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:24,436 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:24,436 INFO L87 Difference]: Start difference. First operand 3270 states and 4444 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 18:39:24,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:24,803 INFO L93 Difference]: Finished difference Result 3270 states and 4444 transitions. [2024-11-23 18:39:24,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:24,804 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 145 [2024-11-23 18:39:24,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:24,821 INFO L225 Difference]: With dead ends: 3270 [2024-11-23 18:39:24,821 INFO L226 Difference]: Without dead ends: 3268 [2024-11-23 18:39:24,823 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:24,824 INFO L435 NwaCegarLoop]: 2438 mSDtfsCounter, 2396 mSDsluCounter, 2437 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2396 SdHoareTripleChecker+Valid, 4875 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:24,824 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2396 Valid, 4875 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:24,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3268 states. [2024-11-23 18:39:25,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3268 to 3268. [2024-11-23 18:39:25,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3268 states, 2227 states have (on average 1.2388863942523574) internal successors, (2759), 2315 states have internal predecessors, (2759), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:25,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 3268 states and 4442 transitions. [2024-11-23 18:39:25,345 INFO L78 Accepts]: Start accepts. Automaton has 3268 states and 4442 transitions. Word has length 145 [2024-11-23 18:39:25,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:25,346 INFO L471 AbstractCegarLoop]: Abstraction has 3268 states and 4442 transitions. [2024-11-23 18:39:25,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 4 states have internal predecessors, (87), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2024-11-23 18:39:25,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4442 transitions. [2024-11-23 18:39:25,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-23 18:39:25,350 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:25,351 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:25,351 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-23 18:39:25,353 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:25,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:25,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1647734425, now seen corresponding path program 1 times [2024-11-23 18:39:25,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:25,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [502958323] [2024-11-23 18:39:25,353 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:25,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:28,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:28,523 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [502958323] [2024-11-23 18:39:28,524 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [502958323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:28,524 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:28,524 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:28,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194879716] [2024-11-23 18:39:28,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:28,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:28,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:28,525 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:28,525 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:28,526 INFO L87 Difference]: Start difference. First operand 3268 states and 4442 transitions. Second operand has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 18:39:28,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:28,898 INFO L93 Difference]: Finished difference Result 3268 states and 4442 transitions. [2024-11-23 18:39:28,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:28,899 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 151 [2024-11-23 18:39:28,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:28,915 INFO L225 Difference]: With dead ends: 3268 [2024-11-23 18:39:28,915 INFO L226 Difference]: Without dead ends: 3266 [2024-11-23 18:39:28,918 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:28,919 INFO L435 NwaCegarLoop]: 2436 mSDtfsCounter, 2393 mSDsluCounter, 2435 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2393 SdHoareTripleChecker+Valid, 4871 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:28,919 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2393 Valid, 4871 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:28,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3266 states. [2024-11-23 18:39:29,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3266 to 3266. [2024-11-23 18:39:29,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3266 states, 2226 states have (on average 1.238544474393531) internal successors, (2757), 2313 states have internal predecessors, (2757), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:29,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 3266 states and 4440 transitions. [2024-11-23 18:39:29,428 INFO L78 Accepts]: Start accepts. Automaton has 3266 states and 4440 transitions. Word has length 151 [2024-11-23 18:39:29,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:29,430 INFO L471 AbstractCegarLoop]: Abstraction has 3266 states and 4440 transitions. [2024-11-23 18:39:29,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.75) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 18:39:29,431 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 4440 transitions. [2024-11-23 18:39:29,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-23 18:39:29,435 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:29,435 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:29,435 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-23 18:39:29,435 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:29,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:29,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1832207314, now seen corresponding path program 1 times [2024-11-23 18:39:29,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:29,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388687702] [2024-11-23 18:39:29,436 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:29,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:33,321 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:33,322 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:33,322 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388687702] [2024-11-23 18:39:33,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388687702] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:33,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:33,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:33,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034017596] [2024-11-23 18:39:33,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:33,323 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:33,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:33,324 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:33,324 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:33,324 INFO L87 Difference]: Start difference. First operand 3266 states and 4440 transitions. Second operand has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 18:39:33,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:33,698 INFO L93 Difference]: Finished difference Result 3266 states and 4440 transitions. [2024-11-23 18:39:33,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:33,698 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2024-11-23 18:39:33,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:33,717 INFO L225 Difference]: With dead ends: 3266 [2024-11-23 18:39:33,718 INFO L226 Difference]: Without dead ends: 3264 [2024-11-23 18:39:33,721 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:33,722 INFO L435 NwaCegarLoop]: 2434 mSDtfsCounter, 2390 mSDsluCounter, 2433 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2390 SdHoareTripleChecker+Valid, 4867 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:33,722 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2390 Valid, 4867 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:33,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3264 states. [2024-11-23 18:39:34,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3264 to 3264. [2024-11-23 18:39:34,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 2225 states have (on average 1.2382022471910112) internal successors, (2755), 2311 states have internal predecessors, (2755), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:34,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 4438 transitions. [2024-11-23 18:39:34,237 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 4438 transitions. Word has length 157 [2024-11-23 18:39:34,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:34,238 INFO L471 AbstractCegarLoop]: Abstraction has 3264 states and 4438 transitions. [2024-11-23 18:39:34,239 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 23.75) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 18:39:34,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 4438 transitions. [2024-11-23 18:39:34,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-23 18:39:34,244 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:34,244 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:34,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-23 18:39:34,244 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:34,245 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:34,245 INFO L85 PathProgramCache]: Analyzing trace with hash -326294210, now seen corresponding path program 1 times [2024-11-23 18:39:34,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:34,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703817935] [2024-11-23 18:39:34,245 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:34,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:39:37,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:37,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703817935] [2024-11-23 18:39:37,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [703817935] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:37,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:37,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:37,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [63605654] [2024-11-23 18:39:37,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:37,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:37,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:37,065 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:37,065 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:37,065 INFO L87 Difference]: Start difference. First operand 3264 states and 4438 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-23 18:39:37,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:37,419 INFO L93 Difference]: Finished difference Result 3264 states and 4438 transitions. [2024-11-23 18:39:37,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:39:37,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 163 [2024-11-23 18:39:37,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:37,440 INFO L225 Difference]: With dead ends: 3264 [2024-11-23 18:39:37,440 INFO L226 Difference]: Without dead ends: 3262 [2024-11-23 18:39:37,443 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:37,444 INFO L435 NwaCegarLoop]: 2432 mSDtfsCounter, 2387 mSDsluCounter, 2431 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2387 SdHoareTripleChecker+Valid, 4863 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:37,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2387 Valid, 4863 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:39:37,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3262 states. [2024-11-23 18:39:37,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3262 to 3262. [2024-11-23 18:39:37,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 2224 states have (on average 1.2378597122302157) internal successors, (2753), 2309 states have internal predecessors, (2753), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:38,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 4436 transitions. [2024-11-23 18:39:38,013 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 4436 transitions. Word has length 163 [2024-11-23 18:39:38,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:38,014 INFO L471 AbstractCegarLoop]: Abstraction has 3262 states and 4436 transitions. [2024-11-23 18:39:38,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-23 18:39:38,014 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 4436 transitions. [2024-11-23 18:39:38,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-23 18:39:38,019 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:38,020 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:38,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-23 18:39:38,020 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:38,021 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:38,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1154644170, now seen corresponding path program 1 times [2024-11-23 18:39:38,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:38,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420150633] [2024-11-23 18:39:38,022 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:38,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-23 18:39:41,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:41,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420150633] [2024-11-23 18:39:41,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1420150633] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:41,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:41,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:39:41,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969917543] [2024-11-23 18:39:41,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:41,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:39:41,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:41,500 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:39:41,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:39:41,501 INFO L87 Difference]: Start difference. First operand 3262 states and 4436 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-23 18:39:42,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:39:42,140 INFO L93 Difference]: Finished difference Result 6370 states and 8741 transitions. [2024-11-23 18:39:42,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:39:42,141 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 211 [2024-11-23 18:39:42,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:39:42,162 INFO L225 Difference]: With dead ends: 6370 [2024-11-23 18:39:42,162 INFO L226 Difference]: Without dead ends: 3284 [2024-11-23 18:39:42,178 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:42,180 INFO L435 NwaCegarLoop]: 2431 mSDtfsCounter, 12 mSDsluCounter, 4854 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 7285 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:39:42,181 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 7285 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:39:42,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3284 states. [2024-11-23 18:39:42,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3284 to 3268. [2024-11-23 18:39:42,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3268 states, 2230 states have (on average 1.2372197309417041) internal successors, (2759), 2315 states have internal predecessors, (2759), 818 states have call successors, (818), 208 states have call predecessors, (818), 206 states have return successors, (865), 785 states have call predecessors, (865), 816 states have call successors, (865) [2024-11-23 18:39:42,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3268 states to 3268 states and 4442 transitions. [2024-11-23 18:39:42,737 INFO L78 Accepts]: Start accepts. Automaton has 3268 states and 4442 transitions. Word has length 211 [2024-11-23 18:39:42,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:39:42,738 INFO L471 AbstractCegarLoop]: Abstraction has 3268 states and 4442 transitions. [2024-11-23 18:39:42,738 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-11-23 18:39:42,738 INFO L276 IsEmpty]: Start isEmpty. Operand 3268 states and 4442 transitions. [2024-11-23 18:39:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-23 18:39:42,742 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:39:42,742 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:39:42,742 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-23 18:39:42,742 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:39:42,743 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:39:42,743 INFO L85 PathProgramCache]: Analyzing trace with hash -1963990796, now seen corresponding path program 1 times [2024-11-23 18:39:42,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:39:42,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288055592] [2024-11-23 18:39:42,743 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:39:42,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:39:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:39:47,701 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-23 18:39:47,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:39:47,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288055592] [2024-11-23 18:39:47,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288055592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:39:47,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:39:47,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:39:47,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210842919] [2024-11-23 18:39:47,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:39:47,702 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:39:47,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:39:47,703 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:39:47,703 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:39:47,704 INFO L87 Difference]: Start difference. First operand 3268 states and 4442 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-23 18:39:51,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:39:56,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:40:02,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:40:07,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:40:11,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:40:12,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:12,994 INFO L93 Difference]: Finished difference Result 6379 states and 8731 transitions. [2024-11-23 18:40:12,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:40:12,995 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 211 [2024-11-23 18:40:12,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:13,016 INFO L225 Difference]: With dead ends: 6379 [2024-11-23 18:40:13,016 INFO L226 Difference]: Without dead ends: 3287 [2024-11-23 18:40:13,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:40:13,035 INFO L435 NwaCegarLoop]: 2446 mSDtfsCounter, 5 mSDsluCounter, 6935 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9381 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.7s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:13,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 9381 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 400 Invalid, 4 Unknown, 0 Unchecked, 24.7s Time] [2024-11-23 18:40:13,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3287 states. [2024-11-23 18:40:13,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3287 to 3285. [2024-11-23 18:40:13,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3285 states, 2244 states have (on average 1.2361853832442067) internal successors, (2774), 2331 states have internal predecessors, (2774), 819 states have call successors, (819), 208 states have call predecessors, (819), 208 states have return successors, (870), 786 states have call predecessors, (870), 817 states have call successors, (870) [2024-11-23 18:40:13,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 3285 states and 4463 transitions. [2024-11-23 18:40:13,595 INFO L78 Accepts]: Start accepts. Automaton has 3285 states and 4463 transitions. Word has length 211 [2024-11-23 18:40:13,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:13,597 INFO L471 AbstractCegarLoop]: Abstraction has 3285 states and 4463 transitions. [2024-11-23 18:40:13,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-23 18:40:13,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3285 states and 4463 transitions. [2024-11-23 18:40:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-23 18:40:13,602 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:13,603 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:40:13,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-23 18:40:13,603 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:13,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:13,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1614711857, now seen corresponding path program 1 times [2024-11-23 18:40:13,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:13,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150901281] [2024-11-23 18:40:13,604 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:13,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:16,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:16,643 INFO L134 CoverageAnalysis]: Checked inductivity of 383 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 383 trivial. 0 not checked. [2024-11-23 18:40:16,643 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:16,643 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150901281] [2024-11-23 18:40:16,643 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150901281] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:16,643 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:40:16,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:40:16,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175213017] [2024-11-23 18:40:16,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:16,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:40:16,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:16,647 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:40:16,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:40:16,647 INFO L87 Difference]: Start difference. First operand 3285 states and 4463 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (23), 1 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 18:40:17,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:17,147 INFO L93 Difference]: Finished difference Result 6374 states and 8633 transitions. [2024-11-23 18:40:17,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:40:17,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (23), 1 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 207 [2024-11-23 18:40:17,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:17,167 INFO L225 Difference]: With dead ends: 6374 [2024-11-23 18:40:17,168 INFO L226 Difference]: Without dead ends: 3279 [2024-11-23 18:40:17,181 INFO L434 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 [2024-11-23 18:40:17,182 INFO L435 NwaCegarLoop]: 2428 mSDtfsCounter, 2411 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 2428 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:17,182 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2411 Valid, 2428 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:40:17,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3279 states. [2024-11-23 18:40:17,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3279 to 3279. [2024-11-23 18:40:17,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3279 states, 2239 states have (on average 1.23492630638678) internal successors, (2765), 2325 states have internal predecessors, (2765), 819 states have call successors, (819), 208 states have call predecessors, (819), 208 states have return successors, (870), 786 states have call predecessors, (870), 817 states have call successors, (870) [2024-11-23 18:40:17,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 3279 states and 4454 transitions. [2024-11-23 18:40:17,728 INFO L78 Accepts]: Start accepts. Automaton has 3279 states and 4454 transitions. Word has length 207 [2024-11-23 18:40:17,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:17,729 INFO L471 AbstractCegarLoop]: Abstraction has 3279 states and 4454 transitions. [2024-11-23 18:40:17,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (23), 1 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-23 18:40:17,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 4454 transitions. [2024-11-23 18:40:17,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-23 18:40:17,734 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:17,734 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:40:17,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-23 18:40:17,735 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:17,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:17,736 INFO L85 PathProgramCache]: Analyzing trace with hash 370070427, now seen corresponding path program 1 times [2024-11-23 18:40:17,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:17,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307919220] [2024-11-23 18:40:17,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:17,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:40:21,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:21,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307919220] [2024-11-23 18:40:21,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307919220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:21,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:40:21,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:40:21,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389065010] [2024-11-23 18:40:21,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:21,045 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:40:21,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:21,045 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:40:21,046 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:40:21,046 INFO L87 Difference]: Start difference. First operand 3279 states and 4454 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-23 18:40:21,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:21,500 INFO L93 Difference]: Finished difference Result 3279 states and 4454 transitions. [2024-11-23 18:40:21,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:40:21,500 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 169 [2024-11-23 18:40:21,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:21,520 INFO L225 Difference]: With dead ends: 3279 [2024-11-23 18:40:21,520 INFO L226 Difference]: Without dead ends: 3277 [2024-11-23 18:40:21,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:40:21,523 INFO L435 NwaCegarLoop]: 2425 mSDtfsCounter, 2379 mSDsluCounter, 2424 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2379 SdHoareTripleChecker+Valid, 4849 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:21,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2379 Valid, 4849 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:40:21,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3277 states. [2024-11-23 18:40:22,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3277 to 3277. [2024-11-23 18:40:22,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3277 states, 2238 states have (on average 1.2345844504021448) internal successors, (2763), 2323 states have internal predecessors, (2763), 819 states have call successors, (819), 208 states have call predecessors, (819), 208 states have return successors, (870), 786 states have call predecessors, (870), 817 states have call successors, (870) [2024-11-23 18:40:22,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 3277 states and 4452 transitions. [2024-11-23 18:40:22,174 INFO L78 Accepts]: Start accepts. Automaton has 3277 states and 4452 transitions. Word has length 169 [2024-11-23 18:40:22,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:22,174 INFO L471 AbstractCegarLoop]: Abstraction has 3277 states and 4452 transitions. [2024-11-23 18:40:22,175 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-23 18:40:22,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3277 states and 4452 transitions. [2024-11-23 18:40:22,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-23 18:40:22,181 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:22,183 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 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] [2024-11-23 18:40:22,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-23 18:40:22,183 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:22,185 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:22,185 INFO L85 PathProgramCache]: Analyzing trace with hash -417312930, now seen corresponding path program 1 times [2024-11-23 18:40:22,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:22,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [89310781] [2024-11-23 18:40:22,186 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:22,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:25,388 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 384 trivial. 0 not checked. [2024-11-23 18:40:25,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:25,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [89310781] [2024-11-23 18:40:25,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [89310781] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:40:25,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2007007040] [2024-11-23 18:40:25,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:25,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:40:25,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:40:25,392 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:40:25,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 18:40:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:31,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 3220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-23 18:40:31,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:40:32,827 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2024-11-23 18:40:32,828 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:40:32,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2007007040] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:32,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:40:32,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-11-23 18:40:32,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124559707] [2024-11-23 18:40:32,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:32,829 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:40:32,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:32,830 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:40:32,830 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:40:32,830 INFO L87 Difference]: Start difference. First operand 3277 states and 4452 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 18:40:33,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:33,283 INFO L93 Difference]: Finished difference Result 6408 states and 8673 transitions. [2024-11-23 18:40:33,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:40:33,283 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 213 [2024-11-23 18:40:33,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:33,301 INFO L225 Difference]: With dead ends: 6408 [2024-11-23 18:40:33,301 INFO L226 Difference]: Without dead ends: 3327 [2024-11-23 18:40:33,316 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:40:33,316 INFO L435 NwaCegarLoop]: 2486 mSDtfsCounter, 2352 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2352 SdHoareTripleChecker+Valid, 2553 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:33,317 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2352 Valid, 2553 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:40:33,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2024-11-23 18:40:33,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3324. [2024-11-23 18:40:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3324 states, 2265 states have (on average 1.231346578366446) internal successors, (2789), 2353 states have internal predecessors, (2789), 834 states have call successors, (834), 214 states have call predecessors, (834), 214 states have return successors, (885), 799 states have call predecessors, (885), 832 states have call successors, (885) [2024-11-23 18:40:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3324 states to 3324 states and 4508 transitions. [2024-11-23 18:40:33,943 INFO L78 Accepts]: Start accepts. Automaton has 3324 states and 4508 transitions. Word has length 213 [2024-11-23 18:40:33,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:33,944 INFO L471 AbstractCegarLoop]: Abstraction has 3324 states and 4508 transitions. [2024-11-23 18:40:33,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-23 18:40:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3324 states and 4508 transitions. [2024-11-23 18:40:33,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-23 18:40:33,949 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:33,949 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:40:33,982 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 18:40:34,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-23 18:40:34,151 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:34,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:34,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1047978961, now seen corresponding path program 1 times [2024-11-23 18:40:34,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:34,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819110681] [2024-11-23 18:40:34,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:34,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:36,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:37,216 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:40:37,216 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:37,216 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819110681] [2024-11-23 18:40:37,216 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819110681] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:37,216 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:40:37,216 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:40:37,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680906812] [2024-11-23 18:40:37,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:37,217 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:40:37,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:37,218 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:40:37,218 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:40:37,218 INFO L87 Difference]: Start difference. First operand 3324 states and 4508 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-23 18:40:38,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:38,136 INFO L93 Difference]: Finished difference Result 6490 states and 8870 transitions. [2024-11-23 18:40:38,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:40:38,137 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 175 [2024-11-23 18:40:38,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:38,170 INFO L225 Difference]: With dead ends: 6490 [2024-11-23 18:40:38,171 INFO L226 Difference]: Without dead ends: 6488 [2024-11-23 18:40:38,176 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:40:38,177 INFO L435 NwaCegarLoop]: 2425 mSDtfsCounter, 2369 mSDsluCounter, 4695 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 7120 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:38,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2369 Valid, 7120 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:40:38,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6488 states. [2024-11-23 18:40:39,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6488 to 6453. [2024-11-23 18:40:39,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6453 states, 4406 states have (on average 1.2321833862914209) internal successors, (5429), 4566 states have internal predecessors, (5429), 1616 states have call successors, (1616), 419 states have call predecessors, (1616), 420 states have return successors, (1794), 1548 states have call predecessors, (1794), 1614 states have call successors, (1794) [2024-11-23 18:40:39,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6453 states to 6453 states and 8839 transitions. [2024-11-23 18:40:39,368 INFO L78 Accepts]: Start accepts. Automaton has 6453 states and 8839 transitions. Word has length 175 [2024-11-23 18:40:39,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:39,369 INFO L471 AbstractCegarLoop]: Abstraction has 6453 states and 8839 transitions. [2024-11-23 18:40:39,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-23 18:40:39,369 INFO L276 IsEmpty]: Start isEmpty. Operand 6453 states and 8839 transitions. [2024-11-23 18:40:39,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-23 18:40:39,373 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:39,374 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:40:39,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-23 18:40:39,374 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:39,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:39,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1356246909, now seen corresponding path program 1 times [2024-11-23 18:40:39,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:39,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706412871] [2024-11-23 18:40:39,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:39,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:42,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:42,587 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:40:42,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:42,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706412871] [2024-11-23 18:40:42,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706412871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:42,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:40:42,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:40:42,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742204540] [2024-11-23 18:40:42,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:42,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:40:42,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:42,589 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:40:42,589 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:40:42,589 INFO L87 Difference]: Start difference. First operand 6453 states and 8839 transitions. Second operand has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-23 18:40:43,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:43,334 INFO L93 Difference]: Finished difference Result 6453 states and 8839 transitions. [2024-11-23 18:40:43,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:40:43,335 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2024-11-23 18:40:43,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:43,365 INFO L225 Difference]: With dead ends: 6453 [2024-11-23 18:40:43,366 INFO L226 Difference]: Without dead ends: 6451 [2024-11-23 18:40:43,371 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:40:43,372 INFO L435 NwaCegarLoop]: 2418 mSDtfsCounter, 2370 mSDsluCounter, 2417 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2370 SdHoareTripleChecker+Valid, 4835 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:43,372 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2370 Valid, 4835 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:40:43,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6451 states. [2024-11-23 18:40:44,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6451 to 6451. [2024-11-23 18:40:44,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6451 states, 4405 states have (on average 1.2320090805902384) internal successors, (5427), 4564 states have internal predecessors, (5427), 1616 states have call successors, (1616), 419 states have call predecessors, (1616), 420 states have return successors, (1794), 1548 states have call predecessors, (1794), 1614 states have call successors, (1794) [2024-11-23 18:40:44,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6451 states to 6451 states and 8837 transitions. [2024-11-23 18:40:44,586 INFO L78 Accepts]: Start accepts. Automaton has 6451 states and 8837 transitions. Word has length 181 [2024-11-23 18:40:44,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:44,587 INFO L471 AbstractCegarLoop]: Abstraction has 6451 states and 8837 transitions. [2024-11-23 18:40:44,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.75) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-11-23 18:40:44,587 INFO L276 IsEmpty]: Start isEmpty. Operand 6451 states and 8837 transitions. [2024-11-23 18:40:44,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-23 18:40:44,590 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:44,590 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:40:44,591 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-23 18:40:44,591 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:44,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:44,591 INFO L85 PathProgramCache]: Analyzing trace with hash -187636182, now seen corresponding path program 1 times [2024-11-23 18:40:44,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:44,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993821603] [2024-11-23 18:40:44,591 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:44,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:47,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:47,589 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-23 18:40:47,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:47,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993821603] [2024-11-23 18:40:47,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993821603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:47,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:40:47,590 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:40:47,590 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467938490] [2024-11-23 18:40:47,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:47,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:40:47,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:47,591 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:40:47,591 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:40:47,591 INFO L87 Difference]: Start difference. First operand 6451 states and 8837 transitions. Second operand has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-23 18:40:49,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:49,691 INFO L93 Difference]: Finished difference Result 12744 states and 17682 transitions. [2024-11-23 18:40:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:40:49,692 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2024-11-23 18:40:49,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:49,741 INFO L225 Difference]: With dead ends: 12744 [2024-11-23 18:40:49,741 INFO L226 Difference]: Without dead ends: 12555 [2024-11-23 18:40:49,755 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:40:49,755 INFO L435 NwaCegarLoop]: 2471 mSDtfsCounter, 2365 mSDsluCounter, 4739 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2365 SdHoareTripleChecker+Valid, 7210 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:49,756 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2365 Valid, 7210 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:40:49,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12555 states. [2024-11-23 18:40:51,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12555 to 12529. [2024-11-23 18:40:51,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12529 states, 8574 states have (on average 1.234313039421507) internal successors, (10583), 8871 states have internal predecessors, (10583), 3134 states have call successors, (3134), 809 states have call predecessors, (3134), 811 states have return successors, (3718), 3004 states have call predecessors, (3718), 3130 states have call successors, (3718) [2024-11-23 18:40:51,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12529 states to 12529 states and 17435 transitions. [2024-11-23 18:40:51,689 INFO L78 Accepts]: Start accepts. Automaton has 12529 states and 17435 transitions. Word has length 187 [2024-11-23 18:40:51,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:51,693 INFO L471 AbstractCegarLoop]: Abstraction has 12529 states and 17435 transitions. [2024-11-23 18:40:51,693 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.75) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-23 18:40:51,693 INFO L276 IsEmpty]: Start isEmpty. Operand 12529 states and 17435 transitions. [2024-11-23 18:40:51,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2024-11-23 18:40:51,701 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:51,701 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 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] [2024-11-23 18:40:51,701 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-23 18:40:51,701 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:51,702 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:51,702 INFO L85 PathProgramCache]: Analyzing trace with hash -2046299339, now seen corresponding path program 1 times [2024-11-23 18:40:51,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:51,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595998802] [2024-11-23 18:40:51,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:51,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:40:54,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:40:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-23 18:40:54,427 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:40:54,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595998802] [2024-11-23 18:40:54,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595998802] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:40:54,428 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:40:54,428 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:40:54,428 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489751679] [2024-11-23 18:40:54,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:40:54,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:40:54,428 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:40:54,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:40:54,429 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:40:54,429 INFO L87 Difference]: Start difference. First operand 12529 states and 17435 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-23 18:40:56,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:40:56,240 INFO L93 Difference]: Finished difference Result 24618 states and 34205 transitions. [2024-11-23 18:40:56,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:40:56,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 232 [2024-11-23 18:40:56,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:40:56,285 INFO L225 Difference]: With dead ends: 24618 [2024-11-23 18:40:56,285 INFO L226 Difference]: Without dead ends: 12530 [2024-11-23 18:40:56,340 INFO L434 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 [2024-11-23 18:40:56,341 INFO L435 NwaCegarLoop]: 2419 mSDtfsCounter, 0 mSDsluCounter, 2405 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4824 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:40:56,341 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4824 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:40:56,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12530 states. [2024-11-23 18:40:57,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12530 to 12530. [2024-11-23 18:40:57,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12530 states, 8575 states have (on average 1.2342857142857142) internal successors, (10584), 8872 states have internal predecessors, (10584), 3134 states have call successors, (3134), 809 states have call predecessors, (3134), 811 states have return successors, (3718), 3004 states have call predecessors, (3718), 3130 states have call successors, (3718) [2024-11-23 18:40:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12530 states to 12530 states and 17436 transitions. [2024-11-23 18:40:58,049 INFO L78 Accepts]: Start accepts. Automaton has 12530 states and 17436 transitions. Word has length 232 [2024-11-23 18:40:58,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:40:58,050 INFO L471 AbstractCegarLoop]: Abstraction has 12530 states and 17436 transitions. [2024-11-23 18:40:58,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-23 18:40:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 12530 states and 17436 transitions. [2024-11-23 18:40:58,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-23 18:40:58,053 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:40:58,053 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:40:58,053 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-23 18:40:58,053 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:40:58,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:40:58,053 INFO L85 PathProgramCache]: Analyzing trace with hash -409001895, now seen corresponding path program 1 times [2024-11-23 18:40:58,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:40:58,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343802094] [2024-11-23 18:40:58,054 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:40:58,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:41:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:01,056 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-23 18:41:01,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:41:01,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343802094] [2024-11-23 18:41:01,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343802094] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:41:01,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:41:01,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:41:01,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995784093] [2024-11-23 18:41:01,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:41:01,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:41:01,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:41:01,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:41:01,059 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:41:01,059 INFO L87 Difference]: Start difference. First operand 12530 states and 17436 transitions. Second operand has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-23 18:41:02,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:41:02,914 INFO L93 Difference]: Finished difference Result 24685 states and 35065 transitions. [2024-11-23 18:41:02,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:41:02,914 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 233 [2024-11-23 18:41:02,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:41:02,961 INFO L225 Difference]: With dead ends: 24685 [2024-11-23 18:41:02,961 INFO L226 Difference]: Without dead ends: 12598 [2024-11-23 18:41:03,010 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:41:03,010 INFO L435 NwaCegarLoop]: 2418 mSDtfsCounter, 14 mSDsluCounter, 4822 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 7240 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:41:03,011 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 7240 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:41:03,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12598 states. [2024-11-23 18:41:04,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12598 to 12546. [2024-11-23 18:41:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12546 states, 8591 states have (on average 1.2338493772552672) internal successors, (10600), 8888 states have internal predecessors, (10600), 3134 states have call successors, (3134), 809 states have call predecessors, (3134), 811 states have return successors, (3718), 3004 states have call predecessors, (3718), 3130 states have call successors, (3718) [2024-11-23 18:41:04,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12546 states to 12546 states and 17452 transitions. [2024-11-23 18:41:04,982 INFO L78 Accepts]: Start accepts. Automaton has 12546 states and 17452 transitions. Word has length 233 [2024-11-23 18:41:04,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:41:04,982 INFO L471 AbstractCegarLoop]: Abstraction has 12546 states and 17452 transitions. [2024-11-23 18:41:04,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.75) internal successors, (107), 4 states have internal predecessors, (107), 3 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-23 18:41:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 12546 states and 17452 transitions. [2024-11-23 18:41:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2024-11-23 18:41:04,985 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:41:04,985 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 7, 7, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:41:04,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-23 18:41:04,985 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:41:04,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:41:04,986 INFO L85 PathProgramCache]: Analyzing trace with hash -753009699, now seen corresponding path program 1 times [2024-11-23 18:41:04,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:41:04,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787859134] [2024-11-23 18:41:04,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:41:04,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:41:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:08,033 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-23 18:41:08,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:41:08,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787859134] [2024-11-23 18:41:08,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787859134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:41:08,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:41:08,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:41:08,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375259397] [2024-11-23 18:41:08,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:41:08,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:41:08,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:41:08,035 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:41:08,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:41:08,035 INFO L87 Difference]: Start difference. First operand 12546 states and 17452 transitions. Second operand has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-23 18:41:12,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:41:14,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:41:14,229 INFO L93 Difference]: Finished difference Result 13065 states and 18024 transitions. [2024-11-23 18:41:14,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:41:14,229 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 222 [2024-11-23 18:41:14,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:41:14,277 INFO L225 Difference]: With dead ends: 13065 [2024-11-23 18:41:14,278 INFO L226 Difference]: Without dead ends: 13063 [2024-11-23 18:41:14,285 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:41:14,285 INFO L435 NwaCegarLoop]: 3372 mSDtfsCounter, 2154 mSDsluCounter, 9174 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2155 SdHoareTripleChecker+Valid, 12546 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-23 18:41:14,286 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2155 Valid, 12546 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-23 18:41:14,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13063 states. [2024-11-23 18:41:15,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13063 to 12566. [2024-11-23 18:41:15,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12566 states, 8603 states have (on average 1.2335231895850285) internal successors, (10612), 8904 states have internal predecessors, (10612), 3138 states have call successors, (3138), 813 states have call predecessors, (3138), 815 states have return successors, (3722), 3004 states have call predecessors, (3722), 3134 states have call successors, (3722) [2024-11-23 18:41:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12566 states to 12566 states and 17472 transitions. [2024-11-23 18:41:15,764 INFO L78 Accepts]: Start accepts. Automaton has 12566 states and 17472 transitions. Word has length 222 [2024-11-23 18:41:15,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:41:15,765 INFO L471 AbstractCegarLoop]: Abstraction has 12566 states and 17472 transitions. [2024-11-23 18:41:15,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.2) internal successors, (96), 4 states have internal predecessors, (96), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-23 18:41:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 12566 states and 17472 transitions. [2024-11-23 18:41:15,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-11-23 18:41:15,767 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:41:15,768 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:41:15,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-23 18:41:15,768 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:41:15,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:41:15,769 INFO L85 PathProgramCache]: Analyzing trace with hash -455497055, now seen corresponding path program 1 times [2024-11-23 18:41:15,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:41:15,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791561027] [2024-11-23 18:41:15,769 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:41:15,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:41:18,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:20,061 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2024-11-23 18:41:20,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:41:20,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791561027] [2024-11-23 18:41:20,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791561027] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:41:20,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:41:20,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:41:20,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016223112] [2024-11-23 18:41:20,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:41:20,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:41:20,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:41:20,063 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:41:20,063 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:41:20,063 INFO L87 Difference]: Start difference. First operand 12566 states and 17472 transitions. Second operand has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-23 18:41:21,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:41:21,822 INFO L93 Difference]: Finished difference Result 12662 states and 17540 transitions. [2024-11-23 18:41:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:41:21,822 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 299 [2024-11-23 18:41:21,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:41:21,864 INFO L225 Difference]: With dead ends: 12662 [2024-11-23 18:41:21,864 INFO L226 Difference]: Without dead ends: 12660 [2024-11-23 18:41:21,869 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:41:21,870 INFO L435 NwaCegarLoop]: 2419 mSDtfsCounter, 2288 mSDsluCounter, 4888 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2289 SdHoareTripleChecker+Valid, 7307 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:41:21,870 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2289 Valid, 7307 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:41:21,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12660 states. [2024-11-23 18:41:23,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12660 to 12660. [2024-11-23 18:41:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12660 states, 8670 states have (on average 1.2307958477508651) internal successors, (10671), 8970 states have internal predecessors, (10671), 3138 states have call successors, (3138), 841 states have call predecessors, (3138), 843 states have return successors, (3722), 3004 states have call predecessors, (3722), 3134 states have call successors, (3722) [2024-11-23 18:41:23,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12660 states to 12660 states and 17531 transitions. [2024-11-23 18:41:23,268 INFO L78 Accepts]: Start accepts. Automaton has 12660 states and 17531 transitions. Word has length 299 [2024-11-23 18:41:23,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:41:23,269 INFO L471 AbstractCegarLoop]: Abstraction has 12660 states and 17531 transitions. [2024-11-23 18:41:23,269 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 23.2) internal successors, (116), 4 states have internal predecessors, (116), 2 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-23 18:41:23,269 INFO L276 IsEmpty]: Start isEmpty. Operand 12660 states and 17531 transitions. [2024-11-23 18:41:23,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-23 18:41:23,272 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:41:23,273 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:41:23,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-23 18:41:23,273 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:41:23,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:41:23,273 INFO L85 PathProgramCache]: Analyzing trace with hash -2094033170, now seen corresponding path program 1 times [2024-11-23 18:41:23,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:41:23,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983087276] [2024-11-23 18:41:23,274 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:41:23,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:41:25,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:27,683 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-11-23 18:41:27,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:41:27,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983087276] [2024-11-23 18:41:27,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983087276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:41:27,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059383974] [2024-11-23 18:41:27,684 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:41:27,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:41:27,684 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:41:27,686 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:41:27,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 18:41:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:33,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 3494 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-23 18:41:33,209 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:41:38,087 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2024-11-23 18:41:38,091 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:41:38,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059383974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:41:38,091 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:41:38,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [8] total 24 [2024-11-23 18:41:38,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [432204251] [2024-11-23 18:41:38,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:41:38,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-23 18:41:38,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:41:38,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-23 18:41:38,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=507, Unknown=0, NotChecked=0, Total=552 [2024-11-23 18:41:38,098 INFO L87 Difference]: Start difference. First operand 12660 states and 17531 transitions. Second operand has 18 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 7 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 7 states have call predecessors, (31), 7 states have call successors, (31) [2024-11-23 18:41:46,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:41:46,406 INFO L93 Difference]: Finished difference Result 25253 states and 34968 transitions. [2024-11-23 18:41:46,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-23 18:41:46,407 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 7 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 7 states have call predecessors, (31), 7 states have call successors, (31) Word has length 282 [2024-11-23 18:41:46,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:41:46,469 INFO L225 Difference]: With dead ends: 25253 [2024-11-23 18:41:46,469 INFO L226 Difference]: Without dead ends: 12607 [2024-11-23 18:41:46,512 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 293 GetRequests, 268 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=57, Invalid=645, Unknown=0, NotChecked=0, Total=702 [2024-11-23 18:41:46,513 INFO L435 NwaCegarLoop]: 2384 mSDtfsCounter, 3 mSDsluCounter, 38085 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 40469 SdHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-11-23 18:41:46,513 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 40469 Invalid, 662 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-11-23 18:41:46,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12607 states. [2024-11-23 18:41:47,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12607 to 12607. [2024-11-23 18:41:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12607 states, 8638 states have (on average 1.2311877749479045) internal successors, (10635), 8934 states have internal predecessors, (10635), 3123 states have call successors, (3123), 835 states have call predecessors, (3123), 837 states have return successors, (3707), 2991 states have call predecessors, (3707), 3119 states have call successors, (3707) [2024-11-23 18:41:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12607 states to 12607 states and 17465 transitions. [2024-11-23 18:41:47,864 INFO L78 Accepts]: Start accepts. Automaton has 12607 states and 17465 transitions. Word has length 282 [2024-11-23 18:41:47,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:41:47,865 INFO L471 AbstractCegarLoop]: Abstraction has 12607 states and 17465 transitions. [2024-11-23 18:41:47,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 7.176470588235294) internal successors, (122), 17 states have internal predecessors, (122), 7 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (31), 7 states have call predecessors, (31), 7 states have call successors, (31) [2024-11-23 18:41:47,865 INFO L276 IsEmpty]: Start isEmpty. Operand 12607 states and 17465 transitions. [2024-11-23 18:41:47,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2024-11-23 18:41:47,867 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:41:47,867 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:41:47,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 18:41:48,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2024-11-23 18:41:48,068 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:41:48,068 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:41:48,068 INFO L85 PathProgramCache]: Analyzing trace with hash 1178909808, now seen corresponding path program 1 times [2024-11-23 18:41:48,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:41:48,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576595697] [2024-11-23 18:41:48,069 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:41:48,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:41:50,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:52,213 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2024-11-23 18:41:52,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:41:52,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576595697] [2024-11-23 18:41:52,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576595697] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:41:52,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [625475567] [2024-11-23 18:41:52,214 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:41:52,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:41:52,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:41:52,216 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:41:52,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 18:41:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:41:57,983 INFO L256 TraceCheckSpWp]: Trace formula consists of 3492 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-23 18:41:57,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:41:58,787 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2024-11-23 18:41:58,787 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:41:58,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [625475567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:41:58,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:41:58,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2024-11-23 18:41:58,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398345707] [2024-11-23 18:41:58,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:41:58,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:41:58,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:41:58,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:41:58,790 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2024-11-23 18:41:58,790 INFO L87 Difference]: Start difference. First operand 12607 states and 17465 transitions. Second operand has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 18:42:01,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:01,667 INFO L93 Difference]: Finished difference Result 14376 states and 19801 transitions. [2024-11-23 18:42:01,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 18:42:01,668 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 282 [2024-11-23 18:42:01,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:01,709 INFO L225 Difference]: With dead ends: 14376 [2024-11-23 18:42:01,709 INFO L226 Difference]: Without dead ends: 12607 [2024-11-23 18:42:01,717 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-23 18:42:01,717 INFO L435 NwaCegarLoop]: 2393 mSDtfsCounter, 170 mSDsluCounter, 9285 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 244 SdHoareTripleChecker+Valid, 11678 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:01,717 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [244 Valid, 11678 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-23 18:42:01,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12607 states. [2024-11-23 18:42:02,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12607 to 12605. [2024-11-23 18:42:02,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12605 states, 8637 states have (on average 1.2310987611439157) internal successors, (10633), 8933 states have internal predecessors, (10633), 3122 states have call successors, (3122), 835 states have call predecessors, (3122), 837 states have return successors, (3706), 2990 states have call predecessors, (3706), 3118 states have call successors, (3706) [2024-11-23 18:42:02,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12605 states to 12605 states and 17461 transitions. [2024-11-23 18:42:02,994 INFO L78 Accepts]: Start accepts. Automaton has 12605 states and 17461 transitions. Word has length 282 [2024-11-23 18:42:02,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:02,994 INFO L471 AbstractCegarLoop]: Abstraction has 12605 states and 17461 transitions. [2024-11-23 18:42:02,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.333333333333332) internal successors, (122), 6 states have internal predecessors, (122), 3 states have call successors, (34), 2 states have call predecessors, (34), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2024-11-23 18:42:02,994 INFO L276 IsEmpty]: Start isEmpty. Operand 12605 states and 17461 transitions. [2024-11-23 18:42:02,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2024-11-23 18:42:02,996 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:02,996 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:42:03,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-23 18:42:03,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2024-11-23 18:42:03,197 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:42:03,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:03,197 INFO L85 PathProgramCache]: Analyzing trace with hash -129872521, now seen corresponding path program 1 times [2024-11-23 18:42:03,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:03,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352812424] [2024-11-23 18:42:03,197 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:03,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-23 18:42:06,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:06,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352812424] [2024-11-23 18:42:06,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352812424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:06,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:06,327 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:42:06,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968310477] [2024-11-23 18:42:06,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:06,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:42:06,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:06,329 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:42:06,329 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:42:06,329 INFO L87 Difference]: Start difference. First operand 12605 states and 17461 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 18:42:10,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:42:12,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:12,480 INFO L93 Difference]: Finished difference Result 12605 states and 17461 transitions. [2024-11-23 18:42:12,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:42:12,480 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 346 [2024-11-23 18:42:12,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:12,536 INFO L225 Difference]: With dead ends: 12605 [2024-11-23 18:42:12,536 INFO L226 Difference]: Without dead ends: 12603 [2024-11-23 18:42:12,543 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:42:12,544 INFO L435 NwaCegarLoop]: 2414 mSDtfsCounter, 49 mSDsluCounter, 7184 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 9598 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:12,544 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 9598 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-23 18:42:12,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12603 states. [2024-11-23 18:42:13,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12603 to 12603. [2024-11-23 18:42:13,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12603 states, 8636 states have (on average 1.2301991662806855) internal successors, (10624), 8931 states have internal predecessors, (10624), 3122 states have call successors, (3122), 835 states have call predecessors, (3122), 837 states have return successors, (3706), 2990 states have call predecessors, (3706), 3118 states have call successors, (3706) [2024-11-23 18:42:13,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12603 states to 12603 states and 17452 transitions. [2024-11-23 18:42:13,867 INFO L78 Accepts]: Start accepts. Automaton has 12603 states and 17452 transitions. Word has length 346 [2024-11-23 18:42:13,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:13,867 INFO L471 AbstractCegarLoop]: Abstraction has 12603 states and 17452 transitions. [2024-11-23 18:42:13,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (45), 3 states have call predecessors, (45), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2024-11-23 18:42:13,867 INFO L276 IsEmpty]: Start isEmpty. Operand 12603 states and 17452 transitions. [2024-11-23 18:42:13,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2024-11-23 18:42:13,871 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:13,871 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:42:13,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-23 18:42:13,872 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting dlfb_usb_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:42:13,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:13,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1429166938, now seen corresponding path program 1 times [2024-11-23 18:42:13,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:13,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898625124] [2024-11-23 18:42:13,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:13,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:16,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:19,346 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 6 proven. 67 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2024-11-23 18:42:19,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:19,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898625124] [2024-11-23 18:42:19,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898625124] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:42:19,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658624199] [2024-11-23 18:42:19,347 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:19,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:42:19,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:42:19,349 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:42:19,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-23 18:42:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:25,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 3856 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-23 18:42:25,400 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:42:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 163 proven. 0 refuted. 0 times theorem prover too weak. 466 trivial. 0 not checked. [2024-11-23 18:42:28,652 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:42:28,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658624199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:28,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:42:28,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [9] total 20 [2024-11-23 18:42:28,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731247731] [2024-11-23 18:42:28,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:28,653 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-23 18:42:28,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:28,654 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-23 18:42:28,654 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=342, Unknown=0, NotChecked=0, Total=380 [2024-11-23 18:42:28,655 INFO L87 Difference]: Start difference. First operand 12603 states and 17452 transitions. Second operand has 15 states, 14 states have (on average 10.214285714285714) internal successors, (143), 14 states have internal predecessors, (143), 7 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) [2024-11-23 18:42:35,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:35,990 INFO L93 Difference]: Finished difference Result 24626 states and 33999 transitions. [2024-11-23 18:42:35,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-23 18:42:35,991 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 10.214285714285714) internal successors, (143), 14 states have internal predecessors, (143), 7 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) Word has length 331 [2024-11-23 18:42:35,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:36,053 INFO L225 Difference]: With dead ends: 24626 [2024-11-23 18:42:36,053 INFO L226 Difference]: Without dead ends: 12595 [2024-11-23 18:42:36,094 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 342 GetRequests, 321 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2024-11-23 18:42:36,095 INFO L435 NwaCegarLoop]: 2381 mSDtfsCounter, 109 mSDsluCounter, 30737 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 33118 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:36,095 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 33118 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 503 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-23 18:42:36,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12595 states. [2024-11-23 18:42:37,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12595 to 12551. [2024-11-23 18:42:37,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12551 states, 8596 states have (on average 1.228013029315961) internal successors, (10556), 8887 states have internal predecessors, (10556), 3114 states have call successors, (3114), 831 states have call predecessors, (3114), 833 states have return successors, (3684), 2986 states have call predecessors, (3684), 3110 states have call successors, (3684) [2024-11-23 18:42:37,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12551 states to 12551 states and 17354 transitions. [2024-11-23 18:42:37,945 INFO L78 Accepts]: Start accepts. Automaton has 12551 states and 17354 transitions. Word has length 331 [2024-11-23 18:42:37,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:37,945 INFO L471 AbstractCegarLoop]: Abstraction has 12551 states and 17354 transitions. [2024-11-23 18:42:37,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 10.214285714285714) internal successors, (143), 14 states have internal predecessors, (143), 7 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (44), 7 states have call predecessors, (44), 7 states have call successors, (44) [2024-11-23 18:42:37,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12551 states and 17354 transitions. [2024-11-23 18:42:37,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-11-23 18:42:37,948 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:37,948 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:42:37,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-23 18:42:38,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2024-11-23 18:42:38,149 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting dlfb_usb_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:42:38,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:38,149 INFO L85 PathProgramCache]: Analyzing trace with hash 671259654, now seen corresponding path program 1 times [2024-11-23 18:42:38,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:38,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181890870] [2024-11-23 18:42:38,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:38,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:41,401 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2024-11-23 18:42:41,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:41,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181890870] [2024-11-23 18:42:41,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181890870] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:41,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:41,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:42:41,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835152600] [2024-11-23 18:42:41,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:41,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:42:41,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:41,404 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:42:41,404 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:42:41,404 INFO L87 Difference]: Start difference. First operand 12551 states and 17354 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-23 18:42:43,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:43,274 INFO L93 Difference]: Finished difference Result 24542 states and 34503 transitions. [2024-11-23 18:42:43,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:42:43,274 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 391 [2024-11-23 18:42:43,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:43,328 INFO L225 Difference]: With dead ends: 24542 [2024-11-23 18:42:43,328 INFO L226 Difference]: Without dead ends: 12575 [2024-11-23 18:42:43,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:42:43,368 INFO L435 NwaCegarLoop]: 2408 mSDtfsCounter, 0 mSDsluCounter, 7218 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 9626 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:43,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 9626 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:42:43,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12575 states. [2024-11-23 18:42:44,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12575 to 12575. [2024-11-23 18:42:44,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12575 states, 8620 states have (on average 1.2273781902552203) internal successors, (10580), 8911 states have internal predecessors, (10580), 3114 states have call successors, (3114), 831 states have call predecessors, (3114), 833 states have return successors, (3684), 2986 states have call predecessors, (3684), 3110 states have call successors, (3684) [2024-11-23 18:42:45,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12575 states to 12575 states and 17378 transitions. [2024-11-23 18:42:45,069 INFO L78 Accepts]: Start accepts. Automaton has 12575 states and 17378 transitions. Word has length 391 [2024-11-23 18:42:45,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:45,070 INFO L471 AbstractCegarLoop]: Abstraction has 12575 states and 17378 transitions. [2024-11-23 18:42:45,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (51), 2 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-11-23 18:42:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 12575 states and 17378 transitions. [2024-11-23 18:42:45,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2024-11-23 18:42:45,074 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:45,074 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 8, 8, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:42:45,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-23 18:42:45,074 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting dlfb_usb_disconnectErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:42:45,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:45,075 INFO L85 PathProgramCache]: Analyzing trace with hash 84983432, now seen corresponding path program 1 times [2024-11-23 18:42:45,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:45,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542365184] [2024-11-23 18:42:45,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:45,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:48,794 INFO L134 CoverageAnalysis]: Checked inductivity of 622 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 622 trivial. 0 not checked. [2024-11-23 18:42:48,794 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:48,794 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542365184] [2024-11-23 18:42:48,794 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542365184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:48,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:48,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-23 18:42:48,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48550093] [2024-11-23 18:42:48,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:48,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-23 18:42:48,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:48,796 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-23 18:42:48,797 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-23 18:42:48,797 INFO L87 Difference]: Start difference. First operand 12575 states and 17378 transitions. Second operand has 7 states, 6 states have (on average 23.666666666666668) internal successors, (142), 5 states have internal predecessors, (142), 4 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-23 18:42:50,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:50,943 INFO L93 Difference]: Finished difference Result 20795 states and 28234 transitions. [2024-11-23 18:42:50,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-23 18:42:50,944 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 23.666666666666668) internal successors, (142), 5 states have internal predecessors, (142), 4 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 391 [2024-11-23 18:42:50,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:50,990 INFO L225 Difference]: With dead ends: 20795 [2024-11-23 18:42:50,991 INFO L226 Difference]: Without dead ends: 8804 [2024-11-23 18:42:51,029 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-23 18:42:51,029 INFO L435 NwaCegarLoop]: 1864 mSDtfsCounter, 31 mSDsluCounter, 9271 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 11135 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:51,029 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 11135 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-23 18:42:51,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8804 states. [2024-11-23 18:42:52,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8804 to 8804. [2024-11-23 18:42:52,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8804 states, 5912 states have (on average 1.201962110960758) internal successors, (7106), 6124 states have internal predecessors, (7106), 2227 states have call successors, (2227), 655 states have call predecessors, (2227), 657 states have return successors, (2280), 2142 states have call predecessors, (2280), 2223 states have call successors, (2280) [2024-11-23 18:42:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8804 states to 8804 states and 11613 transitions. [2024-11-23 18:42:52,150 INFO L78 Accepts]: Start accepts. Automaton has 8804 states and 11613 transitions. Word has length 391 [2024-11-23 18:42:52,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:52,150 INFO L471 AbstractCegarLoop]: Abstraction has 8804 states and 11613 transitions. [2024-11-23 18:42:52,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 23.666666666666668) internal successors, (142), 5 states have internal predecessors, (142), 4 states have call successors, (51), 5 states have call predecessors, (51), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-23 18:42:52,150 INFO L276 IsEmpty]: Start isEmpty. Operand 8804 states and 11613 transitions. [2024-11-23 18:42:52,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-23 18:42:52,155 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:52,155 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:42:52,155 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-23 18:42:52,155 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:42:52,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:52,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1231408629, now seen corresponding path program 1 times [2024-11-23 18:42:52,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:52,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054574078] [2024-11-23 18:42:52,156 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:52,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:42:54,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:42:55,103 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 841 trivial. 0 not checked. [2024-11-23 18:42:55,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:42:55,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054574078] [2024-11-23 18:42:55,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054574078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:42:55,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:42:55,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:42:55,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553714945] [2024-11-23 18:42:55,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:42:55,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:42:55,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:42:55,105 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:42:55,105 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:42:55,105 INFO L87 Difference]: Start difference. First operand 8804 states and 11613 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-23 18:42:56,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:42:56,594 INFO L93 Difference]: Finished difference Result 17513 states and 23088 transitions. [2024-11-23 18:42:56,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:42:56,595 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 455 [2024-11-23 18:42:56,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:42:56,625 INFO L225 Difference]: With dead ends: 17513 [2024-11-23 18:42:56,625 INFO L226 Difference]: Without dead ends: 8806 [2024-11-23 18:42:56,641 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:42:56,641 INFO L435 NwaCegarLoop]: 1874 mSDtfsCounter, 0 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5616 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:42:56,641 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5616 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:42:56,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8806 states. [2024-11-23 18:42:57,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8806 to 8806. [2024-11-23 18:42:57,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8806 states, 5914 states have (on average 1.2018938112952318) internal successors, (7108), 6126 states have internal predecessors, (7108), 2227 states have call successors, (2227), 655 states have call predecessors, (2227), 657 states have return successors, (2280), 2142 states have call predecessors, (2280), 2223 states have call successors, (2280) [2024-11-23 18:42:57,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8806 states to 8806 states and 11615 transitions. [2024-11-23 18:42:57,759 INFO L78 Accepts]: Start accepts. Automaton has 8806 states and 11615 transitions. Word has length 455 [2024-11-23 18:42:57,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:42:57,759 INFO L471 AbstractCegarLoop]: Abstraction has 8806 states and 11615 transitions. [2024-11-23 18:42:57,759 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2024-11-23 18:42:57,759 INFO L276 IsEmpty]: Start isEmpty. Operand 8806 states and 11615 transitions. [2024-11-23 18:42:57,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2024-11-23 18:42:57,763 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:42:57,763 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 14, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:42:57,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-23 18:42:57,763 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:42:57,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:42:57,764 INFO L85 PathProgramCache]: Analyzing trace with hash -143109731, now seen corresponding path program 1 times [2024-11-23 18:42:57,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:42:57,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627965768] [2024-11-23 18:42:57,764 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:42:57,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:00,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:04,149 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 844 trivial. 0 not checked. [2024-11-23 18:43:04,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:04,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627965768] [2024-11-23 18:43:04,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627965768] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:43:04,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829741126] [2024-11-23 18:43:04,149 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:04,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:43:04,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:43:04,152 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:43:04,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-23 18:43:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:11,525 INFO L256 TraceCheckSpWp]: Trace formula consists of 4536 conjuncts, 70 conjuncts are in the unsatisfiable core [2024-11-23 18:43:11,540 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:43:14,072 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 319 proven. 3 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-11-23 18:43:14,072 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:43:22,553 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 18 proven. 45 refuted. 0 times theorem prover too weak. 799 trivial. 0 not checked. [2024-11-23 18:43:22,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829741126] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:43:22,553 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 18:43:22,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 8] total 22 [2024-11-23 18:43:22,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467375654] [2024-11-23 18:43:22,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 18:43:22,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-23 18:43:22,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:22,555 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-23 18:43:22,556 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2024-11-23 18:43:22,556 INFO L87 Difference]: Start difference. First operand 8806 states and 11615 transitions. Second operand has 22 states, 21 states have (on average 11.0) internal successors, (231), 18 states have internal predecessors, (231), 6 states have call successors, (112), 2 states have call predecessors, (112), 7 states have return successors, (115), 9 states have call predecessors, (115), 6 states have call successors, (115) [2024-11-23 18:43:28,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:28,263 INFO L93 Difference]: Finished difference Result 17640 states and 23259 transitions. [2024-11-23 18:43:28,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-23 18:43:28,263 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 11.0) internal successors, (231), 18 states have internal predecessors, (231), 6 states have call successors, (112), 2 states have call predecessors, (112), 7 states have return successors, (115), 9 states have call predecessors, (115), 6 states have call successors, (115) Word has length 473 [2024-11-23 18:43:28,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:28,305 INFO L225 Difference]: With dead ends: 17640 [2024-11-23 18:43:28,305 INFO L226 Difference]: Without dead ends: 8858 [2024-11-23 18:43:28,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 957 GetRequests, 935 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=58, Invalid=494, Unknown=0, NotChecked=0, Total=552 [2024-11-23 18:43:28,329 INFO L435 NwaCegarLoop]: 1848 mSDtfsCounter, 324 mSDsluCounter, 25604 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 27452 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:43:28,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 27452 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2024-11-23 18:43:28,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8858 states. [2024-11-23 18:43:29,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8858 to 8817. [2024-11-23 18:43:29,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8817 states, 5922 states have (on average 1.20145221209051) internal successors, (7115), 6133 states have internal predecessors, (7115), 2228 states have call successors, (2228), 655 states have call predecessors, (2228), 659 states have return successors, (2286), 2145 states have call predecessors, (2286), 2224 states have call successors, (2286) [2024-11-23 18:43:29,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8817 states to 8817 states and 11629 transitions. [2024-11-23 18:43:29,360 INFO L78 Accepts]: Start accepts. Automaton has 8817 states and 11629 transitions. Word has length 473 [2024-11-23 18:43:29,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:29,360 INFO L471 AbstractCegarLoop]: Abstraction has 8817 states and 11629 transitions. [2024-11-23 18:43:29,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 11.0) internal successors, (231), 18 states have internal predecessors, (231), 6 states have call successors, (112), 2 states have call predecessors, (112), 7 states have return successors, (115), 9 states have call predecessors, (115), 6 states have call successors, (115) [2024-11-23 18:43:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 8817 states and 11629 transitions. [2024-11-23 18:43:29,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2024-11-23 18:43:29,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:29,366 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 10, 10, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:43:29,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-23 18:43:29,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:43:29,567 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:43:29,567 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:43:29,567 INFO L85 PathProgramCache]: Analyzing trace with hash 397523734, now seen corresponding path program 1 times [2024-11-23 18:43:29,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:43:29,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356521072] [2024-11-23 18:43:29,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:29,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:43:31,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:35,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2024-11-23 18:43:35,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:43:35,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356521072] [2024-11-23 18:43:35,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356521072] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:43:35,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1574123665] [2024-11-23 18:43:35,003 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:43:35,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:43:35,004 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:43:35,005 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:43:35,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-23 18:43:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:43:41,628 INFO L256 TraceCheckSpWp]: Trace formula consists of 4770 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-23 18:43:41,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:43:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 351 proven. 3 refuted. 0 times theorem prover too weak. 1006 trivial. 0 not checked. [2024-11-23 18:43:43,832 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:43:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1360 backedges. 6 proven. 75 refuted. 0 times theorem prover too weak. 1279 trivial. 0 not checked. [2024-11-23 18:43:52,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1574123665] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:43:52,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 18:43:52,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 8] total 21 [2024-11-23 18:43:52,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31048191] [2024-11-23 18:43:52,619 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 18:43:52,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-23 18:43:52,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:43:52,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-23 18:43:52,622 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=374, Unknown=0, NotChecked=0, Total=420 [2024-11-23 18:43:52,622 INFO L87 Difference]: Start difference. First operand 8817 states and 11629 transitions. Second operand has 21 states, 20 states have (on average 13.85) internal successors, (277), 18 states have internal predecessors, (277), 6 states have call successors, (146), 2 states have call predecessors, (146), 6 states have return successors, (148), 8 states have call predecessors, (148), 6 states have call successors, (148) [2024-11-23 18:43:58,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:43:58,746 INFO L93 Difference]: Finished difference Result 17675 states and 23348 transitions. [2024-11-23 18:43:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-23 18:43:58,747 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 13.85) internal successors, (277), 18 states have internal predecessors, (277), 6 states have call successors, (146), 2 states have call predecessors, (146), 6 states have return successors, (148), 8 states have call predecessors, (148), 6 states have call successors, (148) Word has length 540 [2024-11-23 18:43:58,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:43:58,789 INFO L225 Difference]: With dead ends: 17675 [2024-11-23 18:43:58,789 INFO L226 Difference]: Without dead ends: 8877 [2024-11-23 18:43:58,812 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1094 GetRequests, 1069 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2024-11-23 18:43:58,812 INFO L435 NwaCegarLoop]: 1853 mSDtfsCounter, 167 mSDsluCounter, 25430 mSDsCounter, 0 mSdLazyCounter, 418 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 241 SdHoareTripleChecker+Valid, 27283 SdHoareTripleChecker+Invalid, 421 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-23 18:43:58,812 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [241 Valid, 27283 Invalid, 421 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 418 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-23 18:43:58,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8877 states. [2024-11-23 18:43:59,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8877 to 8869. [2024-11-23 18:43:59,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8869 states, 5954 states have (on average 1.2002015451797112) internal successors, (7146), 6164 states have internal predecessors, (7146), 2244 states have call successors, (2244), 655 states have call predecessors, (2244), 663 states have return successors, (2326), 2165 states have call predecessors, (2326), 2240 states have call successors, (2326) [2024-11-23 18:43:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8869 states to 8869 states and 11716 transitions. [2024-11-23 18:43:59,850 INFO L78 Accepts]: Start accepts. Automaton has 8869 states and 11716 transitions. Word has length 540 [2024-11-23 18:43:59,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:43:59,850 INFO L471 AbstractCegarLoop]: Abstraction has 8869 states and 11716 transitions. [2024-11-23 18:43:59,850 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 13.85) internal successors, (277), 18 states have internal predecessors, (277), 6 states have call successors, (146), 2 states have call predecessors, (146), 6 states have return successors, (148), 8 states have call predecessors, (148), 6 states have call successors, (148) [2024-11-23 18:43:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand 8869 states and 11716 transitions. [2024-11-23 18:43:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2024-11-23 18:43:59,854 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:43:59,854 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:43:59,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-23 18:44:00,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2024-11-23 18:44:00,055 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:44:00,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:44:00,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1405864508, now seen corresponding path program 1 times [2024-11-23 18:44:00,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:44:00,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1205102521] [2024-11-23 18:44:00,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:44:00,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:44:02,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:44:04,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1499 trivial. 0 not checked. [2024-11-23 18:44:04,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:44:04,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1205102521] [2024-11-23 18:44:04,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1205102521] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:44:04,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1379434960] [2024-11-23 18:44:04,203 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:44:04,203 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:44:04,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:44:04,205 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:44:04,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-23 18:44:11,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:44:11,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 4484 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-23 18:44:11,137 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:44:11,700 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2024-11-23 18:44:11,949 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1506 trivial. 0 not checked. [2024-11-23 18:44:11,949 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:44:11,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1379434960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:44:11,949 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:44:11,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2024-11-23 18:44:11,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707461900] [2024-11-23 18:44:11,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:44:11,950 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:44:11,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:44:11,950 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:44:11,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-23 18:44:11,951 INFO L87 Difference]: Start difference. First operand 8869 states and 11716 transitions. Second operand has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-23 18:44:15,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:44:20,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:44:24,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:44:28,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:44:35,295 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:44:38,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:44:38,030 INFO L93 Difference]: Finished difference Result 16674 states and 22129 transitions. [2024-11-23 18:44:38,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:44:38,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 518 [2024-11-23 18:44:38,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:44:38,079 INFO L225 Difference]: With dead ends: 16674 [2024-11-23 18:44:38,079 INFO L226 Difference]: Without dead ends: 9285 [2024-11-23 18:44:38,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 527 GetRequests, 517 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2024-11-23 18:44:38,100 INFO L435 NwaCegarLoop]: 1895 mSDtfsCounter, 52 mSDsluCounter, 5371 mSDsCounter, 0 mSdLazyCounter, 345 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 7266 SdHoareTripleChecker+Invalid, 351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 345 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.8s IncrementalHoareTripleChecker+Time [2024-11-23 18:44:38,100 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 7266 Invalid, 351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 345 Invalid, 5 Unknown, 0 Unchecked, 24.8s Time] [2024-11-23 18:44:38,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9285 states. [2024-11-23 18:44:39,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9285 to 9085. [2024-11-23 18:44:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9085 states, 6134 states have (on average 1.2067166612324747) internal successors, (7402), 6348 states have internal predecessors, (7402), 2280 states have call successors, (2280), 655 states have call predecessors, (2280), 663 states have return successors, (2370), 2201 states have call predecessors, (2370), 2276 states have call successors, (2370) [2024-11-23 18:44:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9085 states to 9085 states and 12052 transitions. [2024-11-23 18:44:39,187 INFO L78 Accepts]: Start accepts. Automaton has 9085 states and 12052 transitions. Word has length 518 [2024-11-23 18:44:39,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:44:39,188 INFO L471 AbstractCegarLoop]: Abstraction has 9085 states and 12052 transitions. [2024-11-23 18:44:39,188 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (57), 2 states have call predecessors, (57), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-23 18:44:39,188 INFO L276 IsEmpty]: Start isEmpty. Operand 9085 states and 12052 transitions. [2024-11-23 18:44:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2024-11-23 18:44:39,194 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:44:39,194 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:44:39,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-23 18:44:39,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable42 [2024-11-23 18:44:39,395 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:44:39,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:44:39,395 INFO L85 PathProgramCache]: Analyzing trace with hash 264533417, now seen corresponding path program 1 times [2024-11-23 18:44:39,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:44:39,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796390517] [2024-11-23 18:44:39,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:44:39,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:44:41,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:44:43,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1499 trivial. 0 not checked. [2024-11-23 18:44:43,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:44:43,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796390517] [2024-11-23 18:44:43,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796390517] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:44:43,911 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1362328240] [2024-11-23 18:44:43,912 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:44:43,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:44:43,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:44:43,914 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:44:43,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-23 18:44:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:44:50,902 INFO L256 TraceCheckSpWp]: Trace formula consists of 4508 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-23 18:44:50,910 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:44:51,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1506 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 1417 trivial. 0 not checked. [2024-11-23 18:44:51,307 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:44:51,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1362328240] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:44:51,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 18:44:51,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 8 [2024-11-23 18:44:51,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [19462010] [2024-11-23 18:44:51,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:44:51,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-23 18:44:51,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:44:51,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-23 18:44:51,310 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-23 18:44:51,310 INFO L87 Difference]: Start difference. First operand 9085 states and 12052 transitions. Second operand has 8 states, 8 states have (on average 23.875) internal successors, (191), 6 states have internal predecessors, (191), 3 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (62), 5 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-23 18:44:52,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:44:52,800 INFO L93 Difference]: Finished difference Result 16886 states and 22417 transitions. [2024-11-23 18:44:52,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 18:44:52,801 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.875) internal successors, (191), 6 states have internal predecessors, (191), 3 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (62), 5 states have call predecessors, (62), 3 states have call successors, (62) Word has length 524 [2024-11-23 18:44:52,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:44:52,851 INFO L225 Difference]: With dead ends: 16886 [2024-11-23 18:44:52,851 INFO L226 Difference]: Without dead ends: 9281 [2024-11-23 18:44:52,875 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 532 GetRequests, 526 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-23 18:44:52,876 INFO L435 NwaCegarLoop]: 1870 mSDtfsCounter, 12 mSDsluCounter, 11211 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 13081 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 18:44:52,876 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 13081 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 18:44:52,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9281 states. [2024-11-23 18:44:53,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9281 to 9157. [2024-11-23 18:44:54,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9157 states, 6186 states have (on average 1.204978984804397) internal successors, (7454), 6392 states have internal predecessors, (7454), 2288 states have call successors, (2288), 655 states have call predecessors, (2288), 675 states have return successors, (2414), 2229 states have call predecessors, (2414), 2284 states have call successors, (2414) [2024-11-23 18:44:54,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9157 states to 9157 states and 12156 transitions. [2024-11-23 18:44:54,043 INFO L78 Accepts]: Start accepts. Automaton has 9157 states and 12156 transitions. Word has length 524 [2024-11-23 18:44:54,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:44:54,044 INFO L471 AbstractCegarLoop]: Abstraction has 9157 states and 12156 transitions. [2024-11-23 18:44:54,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.875) internal successors, (191), 6 states have internal predecessors, (191), 3 states have call successors, (65), 2 states have call predecessors, (65), 4 states have return successors, (62), 5 states have call predecessors, (62), 3 states have call successors, (62) [2024-11-23 18:44:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 9157 states and 12156 transitions. [2024-11-23 18:44:54,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2024-11-23 18:44:54,048 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:44:54,048 INFO L218 NwaCegarLoop]: trace histogram [18, 18, 18, 9, 9, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:44:54,081 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-23 18:44:54,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable43 [2024-11-23 18:44:54,249 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:44:54,249 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:44:54,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1151306759, now seen corresponding path program 1 times [2024-11-23 18:44:54,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:44:54,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604876164] [2024-11-23 18:44:54,250 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:44:54,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:44:56,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:44:59,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 1140 trivial. 0 not checked. [2024-11-23 18:44:59,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:44:59,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604876164] [2024-11-23 18:44:59,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604876164] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 18:44:59,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1850049743] [2024-11-23 18:44:59,559 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:44:59,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:44:59,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:44:59,561 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:44:59,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-23 18:45:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:45:06,989 INFO L256 TraceCheckSpWp]: Trace formula consists of 4696 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-23 18:45:06,999 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:45:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 335 proven. 3 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2024-11-23 18:45:09,308 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 18:45:18,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 42 proven. 11 refuted. 0 times theorem prover too weak. 1105 trivial. 0 not checked. [2024-11-23 18:45:18,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1850049743] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 18:45:18,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 18:45:18,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 8] total 22 [2024-11-23 18:45:18,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281015667] [2024-11-23 18:45:18,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 18:45:18,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-23 18:45:18,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:45:18,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-23 18:45:18,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2024-11-23 18:45:18,231 INFO L87 Difference]: Start difference. First operand 9157 states and 12156 transitions. Second operand has 22 states, 21 states have (on average 10.19047619047619) internal successors, (214), 18 states have internal predecessors, (214), 6 states have call successors, (90), 2 states have call predecessors, (90), 7 states have return successors, (93), 9 states have call predecessors, (93), 6 states have call successors, (93) [2024-11-23 18:45:24,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:45:24,243 INFO L93 Difference]: Finished difference Result 18048 states and 23926 transitions. [2024-11-23 18:45:24,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-23 18:45:24,244 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 10.19047619047619) internal successors, (214), 18 states have internal predecessors, (214), 6 states have call successors, (90), 2 states have call predecessors, (90), 7 states have return successors, (93), 9 states have call predecessors, (93), 6 states have call successors, (93) Word has length 518 [2024-11-23 18:45:24,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:45:24,287 INFO L225 Difference]: With dead ends: 18048 [2024-11-23 18:45:24,287 INFO L226 Difference]: Without dead ends: 8954 [2024-11-23 18:45:24,310 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 1045 GetRequests, 1025 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=48, Invalid=414, Unknown=0, NotChecked=0, Total=462 [2024-11-23 18:45:24,311 INFO L435 NwaCegarLoop]: 1855 mSDtfsCounter, 0 mSDsluCounter, 29612 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 31467 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-23 18:45:24,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 31467 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2024-11-23 18:45:24,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8954 states. [2024-11-23 18:45:25,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8954 to 8919. [2024-11-23 18:45:25,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8919 states, 6035 states have (on average 1.2057995028997515) internal successors, (7277), 6237 states have internal predecessors, (7277), 2210 states have call successors, (2210), 645 states have call predecessors, (2210), 666 states have return successors, (2330), 2151 states have call predecessors, (2330), 2206 states have call successors, (2330) [2024-11-23 18:45:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8919 states to 8919 states and 11817 transitions. [2024-11-23 18:45:25,388 INFO L78 Accepts]: Start accepts. Automaton has 8919 states and 11817 transitions. Word has length 518 [2024-11-23 18:45:25,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:45:25,388 INFO L471 AbstractCegarLoop]: Abstraction has 8919 states and 11817 transitions. [2024-11-23 18:45:25,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 10.19047619047619) internal successors, (214), 18 states have internal predecessors, (214), 6 states have call successors, (90), 2 states have call predecessors, (90), 7 states have return successors, (93), 9 states have call predecessors, (93), 6 states have call successors, (93) [2024-11-23 18:45:25,389 INFO L276 IsEmpty]: Start isEmpty. Operand 8919 states and 11817 transitions. [2024-11-23 18:45:25,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2024-11-23 18:45:25,393 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:45:25,394 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:45:25,423 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-23 18:45:25,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19c07ce0-7b09-4a5c-ada2-9f998d94fa12/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:45:25,594 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:45:25,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:45:25,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1714625551, now seen corresponding path program 1 times [2024-11-23 18:45:25,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:45:25,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130932457] [2024-11-23 18:45:25,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:45:25,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:45:28,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:45:28,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1710 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1710 trivial. 0 not checked. [2024-11-23 18:45:28,741 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:45:28,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130932457] [2024-11-23 18:45:28,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130932457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:45:28,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:45:28,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:45:28,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302564740] [2024-11-23 18:45:28,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:45:28,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:45:28,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:45:28,743 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:45:28,743 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:45:28,743 INFO L87 Difference]: Start difference. First operand 8919 states and 11817 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-23 18:45:30,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:45:30,205 INFO L93 Difference]: Finished difference Result 16668 states and 22122 transitions. [2024-11-23 18:45:30,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:45:30,206 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 540 [2024-11-23 18:45:30,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:45:30,248 INFO L225 Difference]: With dead ends: 16668 [2024-11-23 18:45:30,248 INFO L226 Difference]: Without dead ends: 8991 [2024-11-23 18:45:30,267 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:45:30,267 INFO L435 NwaCegarLoop]: 1873 mSDtfsCounter, 64 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 3647 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 18:45:30,267 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 3647 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 18:45:30,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8991 states. [2024-11-23 18:45:31,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8991 to 8927. [2024-11-23 18:45:31,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8927 states, 6043 states have (on average 1.2055270560979645) internal successors, (7285), 6245 states have internal predecessors, (7285), 2210 states have call successors, (2210), 645 states have call predecessors, (2210), 666 states have return successors, (2330), 2151 states have call predecessors, (2330), 2206 states have call successors, (2330) [2024-11-23 18:45:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8927 states to 8927 states and 11825 transitions. [2024-11-23 18:45:31,642 INFO L78 Accepts]: Start accepts. Automaton has 8927 states and 11825 transitions. Word has length 540 [2024-11-23 18:45:31,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:45:31,642 INFO L471 AbstractCegarLoop]: Abstraction has 8927 states and 11825 transitions. [2024-11-23 18:45:31,642 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (61), 2 states have call predecessors, (61), 1 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-23 18:45:31,642 INFO L276 IsEmpty]: Start isEmpty. Operand 8927 states and 11825 transitions. [2024-11-23 18:45:31,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2024-11-23 18:45:31,647 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:45:31,647 INFO L218 NwaCegarLoop]: trace histogram [22, 22, 22, 11, 11, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:45:31,647 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-23 18:45:31,647 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting ldv_linux_usb_urb_usb_free_urbErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:45:31,647 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:45:31,648 INFO L85 PathProgramCache]: Analyzing trace with hash 831996385, now seen corresponding path program 1 times [2024-11-23 18:45:31,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:45:31,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206555908] [2024-11-23 18:45:31,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:45:31,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:45:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:45:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1557 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1557 trivial. 0 not checked. [2024-11-23 18:45:35,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:45:35,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206555908] [2024-11-23 18:45:35,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206555908] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:45:35,824 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:45:35,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:45:35,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157746030] [2024-11-23 18:45:35,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:45:35,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:45:35,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:45:35,825 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:45:35,825 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:45:35,825 INFO L87 Difference]: Start difference. First operand 8927 states and 11825 transitions. Second operand has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 3 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2024-11-23 18:45:39,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:45:59,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:45:59,117 INFO L93 Difference]: Finished difference Result 13430 states and 17748 transitions. [2024-11-23 18:45:59,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:45:59,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 3 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) Word has length 560 [2024-11-23 18:45:59,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:45:59,169 INFO L225 Difference]: With dead ends: 13430 [2024-11-23 18:45:59,169 INFO L226 Difference]: Without dead ends: 13428 [2024-11-23 18:45:59,174 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:45:59,174 INFO L435 NwaCegarLoop]: 3740 mSDtfsCounter, 3427 mSDsluCounter, 6948 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 10688 SdHoareTripleChecker+Invalid, 1433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:45:59,174 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 10688 Invalid, 1433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1431 Invalid, 1 Unknown, 0 Unchecked, 21.0s Time] [2024-11-23 18:45:59,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13428 states. [2024-11-23 18:46:00,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13428 to 13071. [2024-11-23 18:46:00,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13071 states, 8867 states have (on average 1.209202661554077) internal successors, (10722), 9167 states have internal predecessors, (10722), 3228 states have call successors, (3228), 937 states have call predecessors, (3228), 968 states have return successors, (3410), 3137 states have call predecessors, (3410), 3224 states have call successors, (3410) [2024-11-23 18:46:00,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13071 states to 13071 states and 17360 transitions. [2024-11-23 18:46:00,773 INFO L78 Accepts]: Start accepts. Automaton has 13071 states and 17360 transitions. Word has length 560 [2024-11-23 18:46:00,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:46:00,773 INFO L471 AbstractCegarLoop]: Abstraction has 13071 states and 17360 transitions. [2024-11-23 18:46:00,773 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.0) internal successors, (145), 5 states have internal predecessors, (145), 3 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (61), 3 states have call predecessors, (61), 3 states have call successors, (61) [2024-11-23 18:46:00,774 INFO L276 IsEmpty]: Start isEmpty. Operand 13071 states and 17360 transitions. [2024-11-23 18:46:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2024-11-23 18:46:00,782 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:46:00,782 INFO L218 NwaCegarLoop]: trace histogram [24, 24, 24, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:46:00,782 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-23 18:46:00,782 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:46:00,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:46:00,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1476332399, now seen corresponding path program 1 times [2024-11-23 18:46:00,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:46:00,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137598796] [2024-11-23 18:46:00,783 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:46:00,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:46:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:46:04,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1752 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1748 trivial. 0 not checked. [2024-11-23 18:46:04,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:46:04,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137598796] [2024-11-23 18:46:04,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137598796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:46:04,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:46:04,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 18:46:04,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456922340] [2024-11-23 18:46:04,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:46:04,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:46:04,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:46:04,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:46:04,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:46:04,827 INFO L87 Difference]: Start difference. First operand 13071 states and 17360 transitions. Second operand has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 5 states have internal predecessors, (170), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) [2024-11-23 18:46:09,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-23 18:46:11,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:46:11,778 INFO L93 Difference]: Finished difference Result 24542 states and 32683 transitions. [2024-11-23 18:46:11,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 18:46:11,778 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 5 states have internal predecessors, (170), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) Word has length 548 [2024-11-23 18:46:11,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:46:11,845 INFO L225 Difference]: With dead ends: 24542 [2024-11-23 18:46:11,845 INFO L226 Difference]: Without dead ends: 13221 [2024-11-23 18:46:11,881 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-23 18:46:11,882 INFO L435 NwaCegarLoop]: 1871 mSDtfsCounter, 86 mSDsluCounter, 7383 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 9254 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:46:11,882 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 9254 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-11-23 18:46:11,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13221 states. [2024-11-23 18:46:13,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13221 to 13113. [2024-11-23 18:46:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13113 states, 8909 states have (on average 1.2082164103715345) internal successors, (10764), 9191 states have internal predecessors, (10764), 3228 states have call successors, (3228), 937 states have call predecessors, (3228), 968 states have return successors, (3410), 3155 states have call predecessors, (3410), 3224 states have call successors, (3410) [2024-11-23 18:46:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13113 states to 13113 states and 17402 transitions. [2024-11-23 18:46:13,781 INFO L78 Accepts]: Start accepts. Automaton has 13113 states and 17402 transitions. Word has length 548 [2024-11-23 18:46:13,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:46:13,782 INFO L471 AbstractCegarLoop]: Abstraction has 13113 states and 17402 transitions. [2024-11-23 18:46:13,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.333333333333332) internal successors, (170), 5 states have internal predecessors, (170), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 1 states have call successors, (58) [2024-11-23 18:46:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 13113 states and 17402 transitions. [2024-11-23 18:46:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2024-11-23 18:46:13,787 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:46:13,787 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:46:13,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-23 18:46:13,788 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:46:13,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:46:13,788 INFO L85 PathProgramCache]: Analyzing trace with hash -842002882, now seen corresponding path program 1 times [2024-11-23 18:46:13,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:46:13,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523351231] [2024-11-23 18:46:13,789 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:46:13,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:46:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:46:16,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2024-11-23 18:46:16,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:46:16,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523351231] [2024-11-23 18:46:16,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523351231] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:46:16,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:46:16,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 18:46:16,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241224100] [2024-11-23 18:46:16,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:46:16,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 18:46:16,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:46:16,865 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 18:46:16,865 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 18:46:16,865 INFO L87 Difference]: Start difference. First operand 13113 states and 17402 transitions. Second operand has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-23 18:46:18,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:46:18,497 INFO L93 Difference]: Finished difference Result 24782 states and 33043 transitions. [2024-11-23 18:46:18,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 18:46:18,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) Word has length 569 [2024-11-23 18:46:18,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:46:18,568 INFO L225 Difference]: With dead ends: 24782 [2024-11-23 18:46:18,568 INFO L226 Difference]: Without dead ends: 13419 [2024-11-23 18:46:18,602 INFO L434 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 [2024-11-23 18:46:18,603 INFO L435 NwaCegarLoop]: 1868 mSDtfsCounter, 19 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 3721 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:46:18,603 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 3721 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:46:18,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13419 states. [2024-11-23 18:46:20,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13419 to 13257. [2024-11-23 18:46:20,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13257 states, 9035 states have (on average 1.2092971776425014) internal successors, (10926), 9317 states have internal predecessors, (10926), 3246 states have call successors, (3246), 937 states have call predecessors, (3246), 968 states have return successors, (3428), 3173 states have call predecessors, (3428), 3242 states have call successors, (3428) [2024-11-23 18:46:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13257 states to 13257 states and 17600 transitions. [2024-11-23 18:46:20,298 INFO L78 Accepts]: Start accepts. Automaton has 13257 states and 17600 transitions. Word has length 569 [2024-11-23 18:46:20,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:46:20,299 INFO L471 AbstractCegarLoop]: Abstraction has 13257 states and 17600 transitions. [2024-11-23 18:46:20,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 57.0) internal successors, (171), 3 states have internal predecessors, (171), 2 states have call successors, (62), 2 states have call predecessors, (62), 1 states have return successors, (59), 2 states have call predecessors, (59), 2 states have call successors, (59) [2024-11-23 18:46:20,299 INFO L276 IsEmpty]: Start isEmpty. Operand 13257 states and 17600 transitions. [2024-11-23 18:46:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2024-11-23 18:46:20,305 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:46:20,306 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:46:20,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-23 18:46:20,306 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:46:20,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:46:20,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1463473003, now seen corresponding path program 2 times [2024-11-23 18:46:20,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:46:20,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072106611] [2024-11-23 18:46:20,307 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-23 18:46:20,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:46:24,573 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-23 18:46:24,573 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-23 18:46:25,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2024-11-23 18:46:25,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:46:25,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072106611] [2024-11-23 18:46:25,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072106611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:46:25,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:46:25,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:46:25,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404600209] [2024-11-23 18:46:25,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:46:25,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:46:25,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:46:25,405 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:46:25,405 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:46:25,406 INFO L87 Difference]: Start difference. First operand 13257 states and 17600 transitions. Second operand has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-23 18:46:27,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:46:27,019 INFO L93 Difference]: Finished difference Result 24800 states and 33031 transitions. [2024-11-23 18:46:27,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:46:27,020 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) Word has length 564 [2024-11-23 18:46:27,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:46:27,099 INFO L225 Difference]: With dead ends: 24800 [2024-11-23 18:46:27,099 INFO L226 Difference]: Without dead ends: 13293 [2024-11-23 18:46:27,140 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:46:27,140 INFO L435 NwaCegarLoop]: 1871 mSDtfsCounter, 0 mSDsluCounter, 3739 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5610 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:46:27,140 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5610 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:46:27,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13293 states. [2024-11-23 18:46:28,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13293 to 13293. [2024-11-23 18:46:28,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13293 states, 9059 states have (on average 1.2100673363505905) internal successors, (10962), 9353 states have internal predecessors, (10962), 3246 states have call successors, (3246), 937 states have call predecessors, (3246), 980 states have return successors, (3440), 3173 states have call predecessors, (3440), 3242 states have call successors, (3440) [2024-11-23 18:46:28,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13293 states to 13293 states and 17648 transitions. [2024-11-23 18:46:28,809 INFO L78 Accepts]: Start accepts. Automaton has 13293 states and 17648 transitions. Word has length 564 [2024-11-23 18:46:28,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:46:28,810 INFO L471 AbstractCegarLoop]: Abstraction has 13293 states and 17648 transitions. [2024-11-23 18:46:28,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 42.0) internal successors, (168), 4 states have internal predecessors, (168), 2 states have call successors, (61), 2 states have call predecessors, (61), 2 states have return successors, (58), 2 states have call predecessors, (58), 2 states have call successors, (58) [2024-11-23 18:46:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 13293 states and 17648 transitions. [2024-11-23 18:46:28,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 566 [2024-11-23 18:46:28,817 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:46:28,818 INFO L218 NwaCegarLoop]: trace histogram [26, 26, 26, 11, 11, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:46:28,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-23 18:46:28,818 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 31 more)] === [2024-11-23 18:46:28,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:46:28,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1485995255, now seen corresponding path program 1 times [2024-11-23 18:46:28,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:46:28,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498534448] [2024-11-23 18:46:28,819 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:46:28,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms