./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--scsi--be2iscsi--be2iscsi.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --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 e65ce0ca1630c9676f80f28ff5aee772276e1a4ab72beeeb2195c791073f2dc7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 05:32:29,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 05:32:29,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 05:32:29,144 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 05:32:29,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 05:32:29,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 05:32:29,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 05:32:29,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 05:32:29,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 05:32:29,167 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 05:32:29,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 05:32:29,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 05:32:29,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 05:32:29,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 05:32:29,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 05:32:29,183 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 05:32:29,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 05:32:29,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 05:32:29,189 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 05:32:29,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 05:32:29,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 05:32:29,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 05:32:29,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 05:32:29,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 05:32:29,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 05:32:29,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 05:32:29,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 05:32:29,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 05:32:29,225 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 05:32:29,227 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 05:32:29,229 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 05:32:29,230 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 05:32:29,232 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 05:32:29,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 05:32:29,237 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 05:32:29,237 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 05:32:29,238 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 05:32:29,238 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 05:32:29,239 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 05:32:29,240 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 05:32:29,241 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 05:32:29,242 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 05:32:29,302 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 05:32:29,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 05:32:29,304 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 05:32:29,312 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 05:32:29,313 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 05:32:29,313 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 05:32:29,315 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 05:32:29,315 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 05:32:29,315 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 05:32:29,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 05:32:29,316 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 05:32:29,316 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 05:32:29,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 05:32:29,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 05:32:29,317 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 05:32:29,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 05:32:29,317 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 05:32:29,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 05:32:29,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 05:32:29,318 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 05:32:29,318 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 05:32:29,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:32:29,319 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 05:32:29,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 05:32:29,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 05:32:29,319 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 05:32:29,320 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 05:32:29,320 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 05:32:29,320 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 05:32:29,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 05:32:29,320 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 05:32:29,321 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e65ce0ca1630c9676f80f28ff5aee772276e1a4ab72beeeb2195c791073f2dc7 [2021-11-20 05:32:29,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 05:32:29,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 05:32:29,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 05:32:29,688 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 05:32:29,689 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 05:32:29,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i [2021-11-20 05:32:29,785 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/data/a7bf6f663/a4f9526f1fb74b14a787569198118486/FLAG0fe81dd6a [2021-11-20 05:32:31,336 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 05:32:31,336 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i [2021-11-20 05:32:31,441 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/data/a7bf6f663/a4f9526f1fb74b14a787569198118486/FLAG0fe81dd6a [2021-11-20 05:32:31,782 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/data/a7bf6f663/a4f9526f1fb74b14a787569198118486 [2021-11-20 05:32:31,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 05:32:31,786 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 05:32:31,788 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 05:32:31,788 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 05:32:31,792 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 05:32:31,792 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:31" (1/1) ... [2021-11-20 05:32:31,794 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ddba3c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:31, skipping insertion in model container [2021-11-20 05:32:31,794 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:31" (1/1) ... [2021-11-20 05:32:31,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 05:32:32,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 05:32:45,068 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[969751,969764] [2021-11-20 05:32:45,071 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[969896,969909] [2021-11-20 05:32:45,072 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970042,970055] [2021-11-20 05:32:45,073 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970207,970220] [2021-11-20 05:32:45,074 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970365,970378] [2021-11-20 05:32:45,074 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970523,970536] [2021-11-20 05:32:45,075 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970681,970694] [2021-11-20 05:32:45,076 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970841,970854] [2021-11-20 05:32:45,076 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971000,971013] [2021-11-20 05:32:45,077 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971139,971152] [2021-11-20 05:32:45,077 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971281,971294] [2021-11-20 05:32:45,078 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971430,971443] [2021-11-20 05:32:45,079 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971569,971582] [2021-11-20 05:32:45,079 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971724,971737] [2021-11-20 05:32:45,080 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971884,971897] [2021-11-20 05:32:45,081 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972035,972048] [2021-11-20 05:32:45,081 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972186,972199] [2021-11-20 05:32:45,082 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972338,972351] [2021-11-20 05:32:45,083 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972487,972500] [2021-11-20 05:32:45,083 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972635,972648] [2021-11-20 05:32:45,084 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972792,972805] [2021-11-20 05:32:45,085 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972941,972954] [2021-11-20 05:32:45,085 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973097,973110] [2021-11-20 05:32:45,086 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973250,973263] [2021-11-20 05:32:45,087 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973396,973409] [2021-11-20 05:32:45,087 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973539,973552] [2021-11-20 05:32:45,088 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973691,973704] [2021-11-20 05:32:45,088 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973837,973850] [2021-11-20 05:32:45,089 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973982,973995] [2021-11-20 05:32:45,090 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974136,974149] [2021-11-20 05:32:45,090 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974287,974300] [2021-11-20 05:32:45,091 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974442,974455] [2021-11-20 05:32:45,092 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974594,974607] [2021-11-20 05:32:45,092 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974749,974762] [2021-11-20 05:32:45,093 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974913,974926] [2021-11-20 05:32:45,094 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975069,975082] [2021-11-20 05:32:45,094 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975233,975246] [2021-11-20 05:32:45,095 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975375,975388] [2021-11-20 05:32:45,096 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975533,975546] [2021-11-20 05:32:45,096 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975700,975713] [2021-11-20 05:32:45,097 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975859,975872] [2021-11-20 05:32:45,097 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976018,976031] [2021-11-20 05:32:45,098 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976167,976180] [2021-11-20 05:32:45,099 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976314,976327] [2021-11-20 05:32:45,100 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976453,976466] [2021-11-20 05:32:45,100 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976616,976629] [2021-11-20 05:32:45,101 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976782,976795] [2021-11-20 05:32:45,101 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976946,976959] [2021-11-20 05:32:45,102 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977111,977124] [2021-11-20 05:32:45,103 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977276,977289] [2021-11-20 05:32:45,103 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977442,977455] [2021-11-20 05:32:45,104 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977607,977620] [2021-11-20 05:32:45,104 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977774,977787] [2021-11-20 05:32:45,105 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977934,977947] [2021-11-20 05:32:45,106 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978096,978109] [2021-11-20 05:32:45,106 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978255,978268] [2021-11-20 05:32:45,107 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978401,978414] [2021-11-20 05:32:45,107 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978544,978557] [2021-11-20 05:32:45,108 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978688,978701] [2021-11-20 05:32:45,109 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978831,978844] [2021-11-20 05:32:45,109 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978975,978988] [2021-11-20 05:32:45,110 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979116,979129] [2021-11-20 05:32:45,111 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979254,979267] [2021-11-20 05:32:45,111 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979412,979425] [2021-11-20 05:32:45,112 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979571,979584] [2021-11-20 05:32:45,112 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979727,979740] [2021-11-20 05:32:45,113 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979876,979889] [2021-11-20 05:32:45,114 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980028,980041] [2021-11-20 05:32:45,114 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980179,980192] [2021-11-20 05:32:45,115 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980328,980341] [2021-11-20 05:32:45,115 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980480,980493] [2021-11-20 05:32:45,116 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980628,980641] [2021-11-20 05:32:45,117 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980781,980794] [2021-11-20 05:32:45,117 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980932,980945] [2021-11-20 05:32:45,118 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981082,981095] [2021-11-20 05:32:45,119 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981229,981242] [2021-11-20 05:32:45,119 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981380,981393] [2021-11-20 05:32:45,120 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981531,981544] [2021-11-20 05:32:45,120 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981679,981692] [2021-11-20 05:32:45,121 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981845,981858] [2021-11-20 05:32:45,122 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982014,982027] [2021-11-20 05:32:45,122 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982181,982194] [2021-11-20 05:32:45,123 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982349,982362] [2021-11-20 05:32:45,124 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982499,982512] [2021-11-20 05:32:45,124 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982646,982659] [2021-11-20 05:32:45,125 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982807,982820] [2021-11-20 05:32:45,125 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982977,982990] [2021-11-20 05:32:45,126 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[983139,983152] [2021-11-20 05:32:45,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:32:45,209 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 05:32:46,257 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[969751,969764] [2021-11-20 05:32:46,259 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[969896,969909] [2021-11-20 05:32:46,259 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970042,970055] [2021-11-20 05:32:46,260 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970207,970220] [2021-11-20 05:32:46,261 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970365,970378] [2021-11-20 05:32:46,263 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970523,970536] [2021-11-20 05:32:46,264 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970681,970694] [2021-11-20 05:32:46,265 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[970841,970854] [2021-11-20 05:32:46,266 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971000,971013] [2021-11-20 05:32:46,267 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971139,971152] [2021-11-20 05:32:46,267 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971281,971294] [2021-11-20 05:32:46,268 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971430,971443] [2021-11-20 05:32:46,268 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971569,971582] [2021-11-20 05:32:46,270 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971724,971737] [2021-11-20 05:32:46,271 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[971884,971897] [2021-11-20 05:32:46,271 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972035,972048] [2021-11-20 05:32:46,272 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972186,972199] [2021-11-20 05:32:46,273 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972338,972351] [2021-11-20 05:32:46,273 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972487,972500] [2021-11-20 05:32:46,274 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972635,972648] [2021-11-20 05:32:46,274 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972792,972805] [2021-11-20 05:32:46,275 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[972941,972954] [2021-11-20 05:32:46,276 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973097,973110] [2021-11-20 05:32:46,277 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973250,973263] [2021-11-20 05:32:46,277 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973396,973409] [2021-11-20 05:32:46,278 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973539,973552] [2021-11-20 05:32:46,278 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973691,973704] [2021-11-20 05:32:46,279 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973837,973850] [2021-11-20 05:32:46,279 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[973982,973995] [2021-11-20 05:32:46,279 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974136,974149] [2021-11-20 05:32:46,280 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974287,974300] [2021-11-20 05:32:46,280 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974442,974455] [2021-11-20 05:32:46,280 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974594,974607] [2021-11-20 05:32:46,281 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974749,974762] [2021-11-20 05:32:46,282 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[974913,974926] [2021-11-20 05:32:46,282 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975069,975082] [2021-11-20 05:32:46,283 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975233,975246] [2021-11-20 05:32:46,283 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975375,975388] [2021-11-20 05:32:46,284 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975533,975546] [2021-11-20 05:32:46,284 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975700,975713] [2021-11-20 05:32:46,286 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[975859,975872] [2021-11-20 05:32:46,286 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976018,976031] [2021-11-20 05:32:46,287 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976167,976180] [2021-11-20 05:32:46,287 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976314,976327] [2021-11-20 05:32:46,287 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976453,976466] [2021-11-20 05:32:46,288 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976616,976629] [2021-11-20 05:32:46,288 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976782,976795] [2021-11-20 05:32:46,289 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[976946,976959] [2021-11-20 05:32:46,289 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977111,977124] [2021-11-20 05:32:46,290 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977276,977289] [2021-11-20 05:32:46,292 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977442,977455] [2021-11-20 05:32:46,292 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977607,977620] [2021-11-20 05:32:46,293 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977774,977787] [2021-11-20 05:32:46,293 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[977934,977947] [2021-11-20 05:32:46,294 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978096,978109] [2021-11-20 05:32:46,294 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978255,978268] [2021-11-20 05:32:46,295 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978401,978414] [2021-11-20 05:32:46,295 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978544,978557] [2021-11-20 05:32:46,296 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978688,978701] [2021-11-20 05:32:46,296 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978831,978844] [2021-11-20 05:32:46,297 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[978975,978988] [2021-11-20 05:32:46,298 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979116,979129] [2021-11-20 05:32:46,300 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979254,979267] [2021-11-20 05:32:46,307 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979412,979425] [2021-11-20 05:32:46,307 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979571,979584] [2021-11-20 05:32:46,308 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979727,979740] [2021-11-20 05:32:46,309 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[979876,979889] [2021-11-20 05:32:46,310 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980028,980041] [2021-11-20 05:32:46,311 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980179,980192] [2021-11-20 05:32:46,311 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980328,980341] [2021-11-20 05:32:46,311 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980480,980493] [2021-11-20 05:32:46,312 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980628,980641] [2021-11-20 05:32:46,318 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980781,980794] [2021-11-20 05:32:46,318 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[980932,980945] [2021-11-20 05:32:46,319 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981082,981095] [2021-11-20 05:32:46,319 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981229,981242] [2021-11-20 05:32:46,320 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981380,981393] [2021-11-20 05:32:46,320 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981531,981544] [2021-11-20 05:32:46,321 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981679,981692] [2021-11-20 05:32:46,322 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[981845,981858] [2021-11-20 05:32:46,323 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982014,982027] [2021-11-20 05:32:46,324 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982181,982194] [2021-11-20 05:32:46,324 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982349,982362] [2021-11-20 05:32:46,325 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982499,982512] [2021-11-20 05:32:46,325 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982646,982659] [2021-11-20 05:32:46,326 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982807,982820] [2021-11-20 05:32:46,326 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[982977,982990] [2021-11-20 05:32:46,326 WARN L230 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_f7fa884e-d538-4ae8-b86f-399993f0f154/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i[983139,983152] [2021-11-20 05:32:46,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 05:32:47,170 INFO L208 MainTranslator]: Completed translation [2021-11-20 05:32:47,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47 WrapperNode [2021-11-20 05:32:47,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 05:32:47,180 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 05:32:47,180 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 05:32:47,180 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 05:32:47,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:47,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:48,065 INFO L137 Inliner]: procedures = 1073, calls = 9645, calls flagged for inlining = 511, calls inlined = 406, statements flattened = 20860 [2021-11-20 05:32:48,066 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 05:32:48,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 05:32:48,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 05:32:48,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 05:32:48,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:48,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:48,301 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:48,301 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:48,804 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:48,908 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:49,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:49,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 05:32:49,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 05:32:49,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 05:32:49,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 05:32:49,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (1/1) ... [2021-11-20 05:32:49,230 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 05:32:49,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:32:49,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 05:32:49,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 05:32:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_122 [2021-11-20 05:32:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_122 [2021-11-20 05:32:49,443 INFO L130 BoogieDeclarations]: Found specification of procedure free_io_sgl_handle [2021-11-20 05:32:49,443 INFO L138 BoogieDeclarations]: Found implementation of procedure free_io_sgl_handle [2021-11-20 05:32:49,444 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify_wait [2021-11-20 05:32:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify_wait [2021-11-20 05:32:49,444 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-20 05:32:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-20 05:32:49,444 INFO L130 BoogieDeclarations]: Found specification of procedure amap_get [2021-11-20 05:32:49,444 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_get [2021-11-20 05:32:49,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-20 05:32:49,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-20 05:32:49,445 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-20 05:32:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-20 05:32:49,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-20 05:32:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2021-11-20 05:32:49,446 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mcc_tag [2021-11-20 05:32:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mcc_tag [2021-11-20 05:32:49,448 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 05:32:49,448 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 05:32:49,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_159 [2021-11-20 05:32:49,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_159 [2021-11-20 05:32:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-11-20 05:32:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-11-20 05:32:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-11-20 05:32:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-11-20 05:32:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure swap_dws [2021-11-20 05:32:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure swap_dws [2021-11-20 05:32:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-20 05:32:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-20 05:32:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure free_mcc_tag [2021-11-20 05:32:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mcc_tag [2021-11-20 05:32:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_enable_intr [2021-11-20 05:32:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_enable_intr [2021-11-20 05:32:49,451 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mem [2021-11-20 05:32:49,451 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mem [2021-11-20 05:32:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_busy_list [2021-11-20 05:32:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_busy_list [2021-11-20 05:32:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-20 05:32:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-20 05:32:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-20 05:32:49,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-20 05:32:49,452 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2021-11-20 05:32:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2021-11-20 05:32:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 05:32:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 05:32:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-20 05:32:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-20 05:32:49,453 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_free [2021-11-20 05:32:49,453 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_free [2021-11-20 05:32:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-20 05:32:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-20 05:32:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 05:32:49,454 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 05:32:49,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-20 05:32:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-20 05:32:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure index_inc [2021-11-20 05:32:49,455 INFO L138 BoogieDeclarations]: Found implementation of procedure index_inc [2021-11-20 05:32:49,455 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mgmt_sgl_handle [2021-11-20 05:32:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mgmt_sgl_handle [2021-11-20 05:32:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure be_wrb_hdr_prepare [2021-11-20 05:32:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure be_wrb_hdr_prepare [2021-11-20 05:32:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure pci_zalloc_consistent [2021-11-20 05:32:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_zalloc_consistent [2021-11-20 05:32:49,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-20 05:32:49,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-20 05:32:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 05:32:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-20 05:32:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-20 05:32:49,457 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_mgmt_sgl_lock_of_beiscsi_hba [2021-11-20 05:32:49,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_mgmt_sgl_lock_of_beiscsi_hba [2021-11-20 05:32:49,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-20 05:32:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-20 05:32:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_set_static_ip [2021-11-20 05:32:49,462 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_set_static_ip [2021-11-20 05:32:49,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-20 05:32:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-20 05:32:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-11-20 05:32:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-11-20 05:32:49,463 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-20 05:32:49,463 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-20 05:32:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-20 05:32:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-20 05:32:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-20 05:32:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-20 05:32:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2021-11-20 05:32:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2021-11-20 05:32:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-20 05:32:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-20 05:32:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2021-11-20 05:32:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2021-11-20 05:32:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 05:32:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-20 05:32:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2021-11-20 05:32:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-20 05:32:49,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2021-11-20 05:32:49,490 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-20 05:32:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_task_xmit [2021-11-20 05:32:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_task_xmit [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_conn_start [2021-11-20 05:32:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_conn_start [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-20 05:32:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 05:32:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_166 [2021-11-20 05:32:49,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_166 [2021-11-20 05:32:49,491 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure nonembedded_sgl [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure nonembedded_sgl [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_inc [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_inc [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_modify_gateway [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_modify_gateway [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2021-11-20 05:32:49,492 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_all_if_id [2021-11-20 05:32:49,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_all_if_id [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_clean_port [2021-11-20 05:32:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_clean_port [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_cq_create [2021-11-20 05:32:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_cq_create [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 05:32:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_remove [2021-11-20 05:32:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_remove [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_log_enable_store [2021-11-20 05:32:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_log_enable_store [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-11-20 05:32:49,493 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-11-20 05:32:49,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_cleanup [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_cleanup [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure is_link_state_evt [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure is_link_state_evt [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_invalidate_icds [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_invalidate_icds [2021-11-20 05:32:49,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-11-20 05:32:49,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_135 [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_135 [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_target_alloc [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_target_alloc [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_vlan [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_vlan [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_update_async_writables [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_update_async_writables [2021-11-20 05:32:49,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2021-11-20 05:32:49,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-20 05:32:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-20 05:32:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-20 05:32:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-20 05:32:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2021-11-20 05:32:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2021-11-20 05:32:49,496 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 05:32:49,496 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 05:32:49,497 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 05:32:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-20 05:32:49,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-20 05:32:49,497 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_remove [2021-11-20 05:32:49,497 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_remove [2021-11-20 05:32:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 05:32:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_121 [2021-11-20 05:32:49,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_121 [2021-11-20 05:32:49,586 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_gateway [2021-11-20 05:32:49,586 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_gateway [2021-11-20 05:32:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_get_if_info [2021-11-20 05:32:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_get_if_info [2021-11-20 05:32:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_wrb_handle [2021-11-20 05:32:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_wrb_handle [2021-11-20 05:32:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-20 05:32:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-20 05:32:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-20 05:32:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-20 05:32:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 05:32:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 05:32:49,587 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-20 05:32:49,587 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-20 05:32:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_set_ip [2021-11-20 05:32:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_set_ip [2021-11-20 05:32:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_cq_db [2021-11-20 05:32:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_cq_db [2021-11-20 05:32:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 05:32:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 05:32:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_format_mac [2021-11-20 05:32:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_format_mac [2021-11-20 05:32:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-20 05:32:49,588 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-20 05:32:49,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-20 05:32:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-20 05:32:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_get_async_handle [2021-11-20 05:32:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_get_async_handle [2021-11-20 05:32:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-20 05:32:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-20 05:32:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_db_ready_wait [2021-11-20 05:32:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_db_ready_wait [2021-11-20 05:32:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-11-20 05:32:49,589 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-11-20 05:32:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 05:32:49,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 05:32:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 05:32:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure find_num_cpus [2021-11-20 05:32:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure find_num_cpus [2021-11-20 05:32:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-11-20 05:32:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-11-20 05:32:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_ring_eq_db [2021-11-20 05:32:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_ring_eq_db [2021-11-20 05:32:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-20 05:32:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-20 05:32:49,590 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_free [2021-11-20 05:32:49,590 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_free [2021-11-20 05:32:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv4_iface [2021-11-20 05:32:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv4_iface [2021-11-20 05:32:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2021-11-20 05:32:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2021-11-20 05:32:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-11-20 05:32:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-11-20 05:32:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_endpoint [2021-11-20 05:32:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_endpoint [2021-11-20 05:32:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2021-11-20 05:32:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2021-11-20 05:32:49,591 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched [2021-11-20 05:32:49,591 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched [2021-11-20 05:32:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_121 [2021-11-20 05:32:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_121 [2021-11-20 05:32:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure amap_mask [2021-11-20 05:32:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_mask [2021-11-20 05:32:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_create_ipv6_iface [2021-11-20 05:32:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_create_ipv6_iface [2021-11-20 05:32:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure be_encoded_q_len [2021-11-20 05:32:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure be_encoded_q_len [2021-11-20 05:32:49,592 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_fwd_async_msg [2021-11-20 05:32:49,592 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_fwd_async_msg [2021-11-20 05:32:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_static_ip_modify [2021-11-20 05:32:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_static_ip_modify [2021-11-20 05:32:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2021-11-20 05:32:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2021-11-20 05:32:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2021-11-20 05:32:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2021-11-20 05:32:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2021-11-20 05:32:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_isr_lock_of_beiscsi_hba [2021-11-20 05:32:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_isr_lock_of_beiscsi_hba [2021-11-20 05:32:49,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-20 05:32:49,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-20 05:32:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_use [2021-11-20 05:32:49,594 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_use [2021-11-20 05:32:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2021-11-20 05:32:49,594 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2021-11-20 05:32:49,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 05:32:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 05:32:49,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 05:32:49,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 05:32:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_purge_eq [2021-11-20 05:32:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_purge_eq [2021-11-20 05:32:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_165 [2021-11-20 05:32:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_165 [2021-11-20 05:32:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2021-11-20 05:32:49,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2021-11-20 05:32:49,611 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-20 05:32:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-20 05:32:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_158 [2021-11-20 05:32:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_158 [2021-11-20 05:32:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_is_new [2021-11-20 05:32:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_is_new [2021-11-20 05:32:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_exec_nonemb_cmd [2021-11-20 05:32:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_exec_nonemb_cmd [2021-11-20 05:32:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-20 05:32:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-20 05:32:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2021-11-20 05:32:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2021-11-20 05:32:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ue_detect [2021-11-20 05:32:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ue_detect [2021-11-20 05:32:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-20 05:32:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-20 05:32:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 05:32:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 05:32:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eh_device_reset [2021-11-20 05:32:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eh_device_reset [2021-11-20 05:32:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-20 05:32:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-20 05:32:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-11-20 05:32:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-11-20 05:32:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_page_addrs_prepare [2021-11-20 05:32:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_page_addrs_prepare [2021-11-20 05:32:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 05:32:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 05:32:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-20 05:32:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-20 05:32:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_reset_function [2021-11-20 05:32:49,626 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_reset_function [2021-11-20 05:32:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eeh_resume [2021-11-20 05:32:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eeh_resume [2021-11-20 05:32:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 05:32:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure nla_find [2021-11-20 05:32:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_find [2021-11-20 05:32:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2021-11-20 05:32:49,627 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2021-11-20 05:32:49,627 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 05:32:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 05:32:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_init_irqs [2021-11-20 05:32:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_init_irqs [2021-11-20 05:32:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cleanup_task [2021-11-20 05:32:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cleanup_task [2021-11-20 05:32:49,628 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-20 05:32:49,628 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-20 05:32:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 05:32:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_process_cq [2021-11-20 05:32:49,629 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_process_cq [2021-11-20 05:32:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 05:32:49,629 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 05:32:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 05:32:49,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-20 05:32:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-20 05:32:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_session_reset [2021-11-20 05:32:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_session_reset [2021-11-20 05:32:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_init [2021-11-20 05:32:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_init [2021-11-20 05:32:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 05:32:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 05:32:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-20 05:32:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-20 05:32:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 05:32:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 05:32:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-20 05:32:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-20 05:32:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-11-20 05:32:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-11-20 05:32:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 05:32:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 05:32:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mccq [2021-11-20 05:32:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mccq [2021-11-20 05:32:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_1 [2021-11-20 05:32:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_1 [2021-11-20 05:32:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_destroy_contiguous [2021-11-20 05:32:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_destroy_contiguous [2021-11-20 05:32:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_2 [2021-11-20 05:32:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_2 [2021-11-20 05:32:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure amap_set [2021-11-20 05:32:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure amap_set [2021-11-20 05:32:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-20 05:32:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-20 05:32:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-20 05:32:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-20 05:32:49,645 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_get [2021-11-20 05:32:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_get [2021-11-20 05:32:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_host_device [2021-11-20 05:32:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_host_device [2021-11-20 05:32:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_ep [2021-11-20 05:32:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_ep [2021-11-20 05:32:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_compl_process [2021-11-20 05:32:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_compl_process [2021-11-20 05:32:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_142 [2021-11-20 05:32:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_142 [2021-11-20 05:32:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_mccq_compl [2021-11-20 05:32:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_mccq_compl [2021-11-20 05:32:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_unmap_pci_function [2021-11-20 05:32:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_unmap_pci_function [2021-11-20 05:32:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure embedded_payload [2021-11-20 05:32:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure embedded_payload [2021-11-20 05:32:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_build_be_sgl_arr [2021-11-20 05:32:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_build_be_sgl_arr [2021-11-20 05:32:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_146 [2021-11-20 05:32:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_146 [2021-11-20 05:32:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_interrupt_instance_0 [2021-11-20 05:32:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_interrupt_instance_0 [2021-11-20 05:32:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_macaddr [2021-11-20 05:32:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_macaddr [2021-11-20 05:32:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-20 05:32:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-20 05:32:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_sgl_create_contiguous [2021-11-20 05:32:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure be_sgl_create_contiguous [2021-11-20 05:32:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure be_chk_reset_complete [2021-11-20 05:32:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure be_chk_reset_complete [2021-11-20 05:32:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-20 05:32:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-20 05:32:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_boot_destroy_kset [2021-11-20 05:32:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_boot_destroy_kset [2021-11-20 05:32:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure free_mgmt_sgl_handle [2021-11-20 05:32:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mgmt_sgl_handle [2021-11-20 05:32:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-20 05:32:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-20 05:32:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure be_mbox_notify [2021-11-20 05:32:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mbox_notify [2021-11-20 05:32:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-20 05:32:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-20 05:32:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure mgmt_alloc_cmd_data [2021-11-20 05:32:49,663 INFO L138 BoogieDeclarations]: Found implementation of procedure mgmt_alloc_cmd_data [2021-11-20 05:32:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_bsg_request [2021-11-20 05:32:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_bsg_request [2021-11-20 05:32:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-20 05:32:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-20 05:32:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure be_queue_alloc [2021-11-20 05:32:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure be_queue_alloc [2021-11-20 05:32:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-11-20 05:32:49,664 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-11-20 05:32:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-11-20 05:32:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-11-20 05:32:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_create_iface [2021-11-20 05:32:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_create_iface [2021-11-20 05:32:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_slave_configure [2021-11-20 05:32:49,665 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_slave_configure [2021-11-20 05:32:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure queue_tail_node [2021-11-20 05:32:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_tail_node [2021-11-20 05:32:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-20 05:32:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-20 05:32:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 05:32:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 05:32:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 05:32:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 05:32:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 05:32:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_init_controller [2021-11-20 05:32:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_init_controller [2021-11-20 05:32:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-20 05:32:49,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2021-11-20 05:32:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-20 05:32:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-20 05:32:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_free_async_msg [2021-11-20 05:32:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_free_async_msg [2021-11-20 05:32:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_hdr_prepare [2021-11-20 05:32:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_hdr_prepare [2021-11-20 05:32:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_msix_enable [2021-11-20 05:32:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_msix_enable [2021-11-20 05:32:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-11-20 05:32:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-11-20 05:32:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 05:32:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 05:32:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_eh_abort [2021-11-20 05:32:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_eh_abort [2021-11-20 05:32:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-11-20 05:32:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-11-20 05:32:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-20 05:32:49,672 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-20 05:32:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_quiesce [2021-11-20 05:32:49,672 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_quiesce [2021-11-20 05:32:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_enable [2021-11-20 05:32:49,672 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_enable [2021-11-20 05:32:49,672 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_disable [2021-11-20 05:32:49,672 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_disable [2021-11-20 05:32:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2021-11-20 05:32:49,673 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2021-11-20 05:32:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure blk_iopoll_sched_prep [2021-11-20 05:32:49,686 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_iopoll_sched_prep [2021-11-20 05:32:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 05:32:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_error [2021-11-20 05:32:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_error [2021-11-20 05:32:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-20 05:32:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2021-11-20 05:32:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure be_fill_queue [2021-11-20 05:32:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure be_fill_queue [2021-11-20 05:32:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2021-11-20 05:32:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2021-11-20 05:32:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_get_params [2021-11-20 05:32:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_get_params [2021-11-20 05:32:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure be_mcc_notify [2021-11-20 05:32:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure be_mcc_notify [2021-11-20 05:32:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_async_link_state_process [2021-11-20 05:32:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_async_link_state_process [2021-11-20 05:32:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-20 05:32:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-20 05:32:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_setup_boot_info [2021-11-20 05:32:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_setup_boot_info [2021-11-20 05:32:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-20 05:32:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-20 05:32:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-11-20 05:32:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-11-20 05:32:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-20 05:32:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-20 05:32:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-11-20 05:32:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-11-20 05:32:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_mgmt_sgl_lock_of_beiscsi_hba [2021-11-20 05:32:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_mgmt_sgl_lock_of_beiscsi_hba [2021-11-20 05:32:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_write_buffer [2021-11-20 05:32:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_write_buffer [2021-11-20 05:32:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_dma_unmap [2021-11-20 05:32:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_dma_unmap [2021-11-20 05:32:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure be2iscsi_fail_session [2021-11-20 05:32:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure be2iscsi_fail_session [2021-11-20 05:32:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_143 [2021-11-20 05:32:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_143 [2021-11-20 05:32:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_147 [2021-11-20 05:32:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_147 [2021-11-20 05:32:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_shutdown [2021-11-20 05:32:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_shutdown [2021-11-20 05:32:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-20 05:32:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2021-11-20 05:32:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_destroy_iface [2021-11-20 05:32:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_destroy_iface [2021-11-20 05:32:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure free_wrb_handle [2021-11-20 05:32:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure free_wrb_handle [2021-11-20 05:32:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-20 05:32:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-20 05:32:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_cmd_q_destroy [2021-11-20 05:32:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_cmd_q_destroy [2021-11-20 05:32:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 05:32:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 05:32:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_122 [2021-11-20 05:32:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_122 [2021-11-20 05:32:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_post_async_buffers [2021-11-20 05:32:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_post_async_buffers [2021-11-20 05:32:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-20 05:32:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-20 05:32:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure be_complete_nopin_resp [2021-11-20 05:32:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure be_complete_nopin_resp [2021-11-20 05:32:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-20 05:32:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-11-20 05:32:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-20 05:32:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-20 05:32:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2021-11-20 05:32:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2021-11-20 05:32:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-20 05:32:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-20 05:32:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-20 05:32:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-20 05:32:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure wrb_from_mbox [2021-11-20 05:32:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure wrb_from_mbox [2021-11-20 05:32:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure be_cmd_create_default_pdu_queue [2021-11-20 05:32:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure be_cmd_create_default_pdu_queue [2021-11-20 05:32:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-20 05:32:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-20 05:32:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure hwi_process_default_pdu_ring [2021-11-20 05:32:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure hwi_process_default_pdu_ring [2021-11-20 05:32:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 05:32:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 05:32:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-20 05:32:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-20 05:32:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_ep_disconnect [2021-11-20 05:32:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_ep_disconnect [2021-11-20 05:32:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 05:32:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure beiscsi_free_mgmt_task_handles [2021-11-20 05:32:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure beiscsi_free_mgmt_task_handles [2021-11-20 05:32:51,922 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 05:32:51,930 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 05:32:52,049 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 05:33:21,885 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 05:33:21,919 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 05:33:21,919 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-20 05:33:21,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:33:21 BoogieIcfgContainer [2021-11-20 05:33:21,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 05:33:21,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 05:33:21,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 05:33:21,932 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 05:33:21,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 05:32:31" (1/3) ... [2021-11-20 05:33:21,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33151bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:33:21, skipping insertion in model container [2021-11-20 05:33:21,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:47" (2/3) ... [2021-11-20 05:33:21,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33151bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 05:33:21, skipping insertion in model container [2021-11-20 05:33:21,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:33:21" (3/3) ... [2021-11-20 05:33:21,934 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--be2iscsi--be2iscsi.ko.cil.i [2021-11-20 05:33:21,940 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 05:33:21,940 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 28 error locations. [2021-11-20 05:33:22,007 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 05:33:22,013 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 05:33:22,013 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2021-11-20 05:33:22,136 INFO L276 IsEmpty]: Start isEmpty. Operand has 6400 states, 4381 states have (on average 1.3547135357224378) internal successors, (5935), 4509 states have internal predecessors, (5935), 1724 states have call successors, (1724), 268 states have call predecessors, (1724), 267 states have return successors, (1718), 1693 states have call predecessors, (1718), 1718 states have call successors, (1718) [2021-11-20 05:33:22,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-20 05:33:22,144 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:33:22,144 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:33:22,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:33:22,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:33:22,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1512893199, now seen corresponding path program 1 times [2021-11-20 05:33:22,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:33:22,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680586775] [2021-11-20 05:33:22,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:33:22,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:33:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:33:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:33:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:33:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:33:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:33:23,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:33:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:33:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:33:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:33:23,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:33:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:33:23,754 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:33:23,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680586775] [2021-11-20 05:33:23,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680586775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:33:23,757 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:33:23,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:33:23,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011189252] [2021-11-20 05:33:23,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:33:23,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:33:23,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:33:23,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:33:23,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:33:23,817 INFO L87 Difference]: Start difference. First operand has 6400 states, 4381 states have (on average 1.3547135357224378) internal successors, (5935), 4509 states have internal predecessors, (5935), 1724 states have call successors, (1724), 268 states have call predecessors, (1724), 267 states have return successors, (1718), 1693 states have call predecessors, (1718), 1718 states have call successors, (1718) Second operand has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 05:33:32,590 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:33:34,620 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:33:36,677 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:33:43,974 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:33:45,989 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:34:21,724 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:34:31,375 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:34:33,534 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:34:35,690 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:34:38,082 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:34:40,577 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:34:42,701 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:34:47,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:34:47,609 INFO L93 Difference]: Finished difference Result 20436 states and 31071 transitions. [2021-11-20 05:34:47,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 05:34:47,611 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 62 [2021-11-20 05:34:47,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:34:47,751 INFO L225 Difference]: With dead ends: 20436 [2021-11-20 05:34:47,751 INFO L226 Difference]: Without dead ends: 14034 [2021-11-20 05:34:47,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=184, Unknown=0, NotChecked=0, Total=272 [2021-11-20 05:34:47,826 INFO L933 BasicCegarLoop]: 11488 mSDtfsCounter, 25024 mSDsluCounter, 16887 mSDsCounter, 0 mSdLazyCounter, 25036 mSolverCounterSat, 19118 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25517 SdHoareTripleChecker+Valid, 28375 SdHoareTripleChecker+Invalid, 44166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 19118 IncrementalHoareTripleChecker+Valid, 25036 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 81.1s IncrementalHoareTripleChecker+Time [2021-11-20 05:34:47,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25517 Valid, 28375 Invalid, 44166 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [19118 Valid, 25036 Invalid, 12 Unknown, 0 Unchecked, 81.1s Time] [2021-11-20 05:34:47,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14034 states. [2021-11-20 05:34:48,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14034 to 12532. [2021-11-20 05:34:49,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12532 states, 8607 states have (on average 1.3483211339607297) internal successors, (11605), 8828 states have internal predecessors, (11605), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:34:49,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12532 states to 12532 states and 18379 transitions. [2021-11-20 05:34:49,116 INFO L78 Accepts]: Start accepts. Automaton has 12532 states and 18379 transitions. Word has length 62 [2021-11-20 05:34:49,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:34:49,119 INFO L470 AbstractCegarLoop]: Abstraction has 12532 states and 18379 transitions. [2021-11-20 05:34:49,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.0) internal successors, (35), 4 states have internal predecessors, (35), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2021-11-20 05:34:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 12532 states and 18379 transitions. [2021-11-20 05:34:49,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-20 05:34:49,132 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:34:49,132 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:34:49,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 05:34:49,133 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:34:49,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:34:49,135 INFO L85 PathProgramCache]: Analyzing trace with hash 180805846, now seen corresponding path program 1 times [2021-11-20 05:34:49,135 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:34:49,137 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146415808] [2021-11-20 05:34:49,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:34:49,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:34:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:34:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:34:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:34:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:34:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:34:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:34:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:34:49,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:49,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:34:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:50,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:34:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:50,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:34:50,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:34:50,049 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:34:50,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:34:50,049 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146415808] [2021-11-20 05:34:50,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146415808] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:34:50,050 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:34:50,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:34:50,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791303798] [2021-11-20 05:34:50,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:34:50,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:34:50,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:34:50,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:34:50,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:34:50,053 INFO L87 Difference]: Start difference. First operand 12532 states and 18379 transitions. Second operand has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-20 05:34:58,010 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:35:00,030 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:35:18,247 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:35:26,550 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:35:29,044 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:35:30,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:35:30,221 INFO L93 Difference]: Finished difference Result 13842 states and 20571 transitions. [2021-11-20 05:35:30,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:35:30,222 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 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 68 [2021-11-20 05:35:30,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:35:30,337 INFO L225 Difference]: With dead ends: 13842 [2021-11-20 05:35:30,337 INFO L226 Difference]: Without dead ends: 13840 [2021-11-20 05:35:30,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:35:30,346 INFO L933 BasicCegarLoop]: 8165 mSDtfsCounter, 18253 mSDsluCounter, 9704 mSDsCounter, 0 mSdLazyCounter, 11568 mSolverCounterSat, 12009 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18761 SdHoareTripleChecker+Valid, 17869 SdHoareTripleChecker+Invalid, 23582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12009 IncrementalHoareTripleChecker+Valid, 11568 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.9s IncrementalHoareTripleChecker+Time [2021-11-20 05:35:30,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18761 Valid, 17869 Invalid, 23582 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12009 Valid, 11568 Invalid, 5 Unknown, 0 Unchecked, 38.9s Time] [2021-11-20 05:35:30,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13840 states. [2021-11-20 05:35:31,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13840 to 12530. [2021-11-20 05:35:31,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12530 states, 8606 states have (on average 1.348245410178945) internal successors, (11603), 8826 states have internal predecessors, (11603), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:35:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12530 states to 12530 states and 18377 transitions. [2021-11-20 05:35:31,184 INFO L78 Accepts]: Start accepts. Automaton has 12530 states and 18377 transitions. Word has length 68 [2021-11-20 05:35:31,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:35:31,185 INFO L470 AbstractCegarLoop]: Abstraction has 12530 states and 18377 transitions. [2021-11-20 05:35:31,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.571428571428571) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2021-11-20 05:35:31,186 INFO L276 IsEmpty]: Start isEmpty. Operand 12530 states and 18377 transitions. [2021-11-20 05:35:31,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-20 05:35:31,188 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:35:31,188 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:35:31,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 05:35:31,188 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:35:31,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:35:31,189 INFO L85 PathProgramCache]: Analyzing trace with hash 863234768, now seen corresponding path program 1 times [2021-11-20 05:35:31,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:35:31,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133252350] [2021-11-20 05:35:31,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:35:31,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:35:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:35:31,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:35:31,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:35:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:35:31,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:35:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:35:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:35:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:35:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:35:31,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:35:31,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:31,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:35:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:35:32,060 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:35:32,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:35:32,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133252350] [2021-11-20 05:35:32,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133252350] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:35:32,060 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:35:32,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:35:32,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470486415] [2021-11-20 05:35:32,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:35:32,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:35:32,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:35:32,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:35:32,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:35:32,063 INFO L87 Difference]: Start difference. First operand 12530 states and 18377 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-20 05:35:38,820 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:35:40,884 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:00,432 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:06,436 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:36:08,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:36:10,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:10,624 INFO L93 Difference]: Finished difference Result 13840 states and 20569 transitions. [2021-11-20 05:36:10,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:36:10,625 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 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 74 [2021-11-20 05:36:10,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:10,698 INFO L225 Difference]: With dead ends: 13840 [2021-11-20 05:36:10,699 INFO L226 Difference]: Without dead ends: 13838 [2021-11-20 05:36:10,705 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:36:10,706 INFO L933 BasicCegarLoop]: 8089 mSDtfsCounter, 18446 mSDsluCounter, 9698 mSDsCounter, 0 mSdLazyCounter, 11493 mSolverCounterSat, 12050 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18952 SdHoareTripleChecker+Valid, 17787 SdHoareTripleChecker+Invalid, 23548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12050 IncrementalHoareTripleChecker+Valid, 11493 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.4s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:10,707 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18952 Valid, 17787 Invalid, 23548 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12050 Valid, 11493 Invalid, 5 Unknown, 0 Unchecked, 37.4s Time] [2021-11-20 05:36:10,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13838 states. [2021-11-20 05:36:11,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13838 to 12528. [2021-11-20 05:36:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12528 states, 8605 states have (on average 1.348169668797211) internal successors, (11601), 8824 states have internal predecessors, (11601), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:36:11,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12528 states to 12528 states and 18375 transitions. [2021-11-20 05:36:11,608 INFO L78 Accepts]: Start accepts. Automaton has 12528 states and 18375 transitions. Word has length 74 [2021-11-20 05:36:11,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:11,609 INFO L470 AbstractCegarLoop]: Abstraction has 12528 states and 18375 transitions. [2021-11-20 05:36:11,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 4 states have internal predecessors, (43), 2 states have call successors, (12), 5 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2021-11-20 05:36:11,609 INFO L276 IsEmpty]: Start isEmpty. Operand 12528 states and 18375 transitions. [2021-11-20 05:36:11,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-20 05:36:11,613 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:11,614 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:36:11,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 05:36:11,614 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:36:11,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:11,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1074811650, now seen corresponding path program 1 times [2021-11-20 05:36:11,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:11,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144657786] [2021-11-20 05:36:11,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:11,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:36:12,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:36:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:36:12,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:36:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:36:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:36:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:36:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:36:12,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:36:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:36:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:36:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:36:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:36:12,534 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:12,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144657786] [2021-11-20 05:36:12,534 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144657786] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:12,534 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:12,534 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:36:12,535 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939744895] [2021-11-20 05:36:12,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:12,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:36:12,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:12,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:36:12,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:36:12,538 INFO L87 Difference]: Start difference. First operand 12528 states and 18375 transitions. Second operand has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-20 05:36:20,125 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:22,206 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:47,575 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:36:50,036 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:52,580 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:36:54,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:36:54,009 INFO L93 Difference]: Finished difference Result 13838 states and 20567 transitions. [2021-11-20 05:36:54,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:36:54,009 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 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 80 [2021-11-20 05:36:54,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:36:54,088 INFO L225 Difference]: With dead ends: 13838 [2021-11-20 05:36:54,088 INFO L226 Difference]: Without dead ends: 13836 [2021-11-20 05:36:54,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:36:54,098 INFO L933 BasicCegarLoop]: 8112 mSDtfsCounter, 18402 mSDsluCounter, 9718 mSDsCounter, 0 mSdLazyCounter, 11541 mSolverCounterSat, 11999 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18900 SdHoareTripleChecker+Valid, 17830 SdHoareTripleChecker+Invalid, 23545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 11999 IncrementalHoareTripleChecker+Valid, 11541 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.3s IncrementalHoareTripleChecker+Time [2021-11-20 05:36:54,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18900 Valid, 17830 Invalid, 23545 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [11999 Valid, 11541 Invalid, 5 Unknown, 0 Unchecked, 40.3s Time] [2021-11-20 05:36:54,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13836 states. [2021-11-20 05:36:54,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13836 to 12526. [2021-11-20 05:36:54,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12526 states, 8604 states have (on average 1.348093909809391) internal successors, (11599), 8822 states have internal predecessors, (11599), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:36:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12526 states to 12526 states and 18373 transitions. [2021-11-20 05:36:55,121 INFO L78 Accepts]: Start accepts. Automaton has 12526 states and 18373 transitions. Word has length 80 [2021-11-20 05:36:55,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:36:55,121 INFO L470 AbstractCegarLoop]: Abstraction has 12526 states and 18373 transitions. [2021-11-20 05:36:55,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2021-11-20 05:36:55,122 INFO L276 IsEmpty]: Start isEmpty. Operand 12526 states and 18373 transitions. [2021-11-20 05:36:55,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-20 05:36:55,123 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:36:55,124 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:36:55,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 05:36:55,126 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:36:55,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:36:55,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1907803856, now seen corresponding path program 1 times [2021-11-20 05:36:55,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:36:55,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504045368] [2021-11-20 05:36:55,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:36:55,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:36:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:36:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:36:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:36:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:36:55,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:36:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:36:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:36:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:36:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:36:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:36:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:36:55,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:36:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:36:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:36:55,989 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:36:55,989 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:36:55,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504045368] [2021-11-20 05:36:55,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504045368] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:36:55,990 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:36:55,990 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:36:55,990 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89160207] [2021-11-20 05:36:55,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:36:55,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:36:55,991 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:36:55,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:36:55,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:36:55,992 INFO L87 Difference]: Start difference. First operand 12526 states and 18373 transitions. Second operand has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 05:37:02,791 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:04,860 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:27,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:37:29,998 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:37:32,279 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:34,837 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:36,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:37:36,486 INFO L93 Difference]: Finished difference Result 13836 states and 20565 transitions. [2021-11-20 05:37:36,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:37:36,487 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 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 86 [2021-11-20 05:37:36,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:37:36,542 INFO L225 Difference]: With dead ends: 13836 [2021-11-20 05:37:36,543 INFO L226 Difference]: Without dead ends: 13834 [2021-11-20 05:37:36,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:37:36,549 INFO L933 BasicCegarLoop]: 8080 mSDtfsCounter, 18463 mSDsluCounter, 9708 mSDsCounter, 0 mSdLazyCounter, 11495 mSolverCounterSat, 12030 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18963 SdHoareTripleChecker+Valid, 17788 SdHoareTripleChecker+Invalid, 23531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12030 IncrementalHoareTripleChecker+Valid, 11495 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.5s IncrementalHoareTripleChecker+Time [2021-11-20 05:37:36,549 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18963 Valid, 17788 Invalid, 23531 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12030 Valid, 11495 Invalid, 6 Unknown, 0 Unchecked, 39.5s Time] [2021-11-20 05:37:36,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13834 states. [2021-11-20 05:37:37,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13834 to 12524. [2021-11-20 05:37:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 8603 states have (on average 1.3480181332093455) internal successors, (11597), 8820 states have internal predecessors, (11597), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:37:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 18371 transitions. [2021-11-20 05:37:37,329 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 18371 transitions. Word has length 86 [2021-11-20 05:37:37,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:37:37,329 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 18371 transitions. [2021-11-20 05:37:37,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.285714285714286) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 5 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-20 05:37:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 18371 transitions. [2021-11-20 05:37:37,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-20 05:37:37,337 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:37:37,337 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:37:37,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 05:37:37,338 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:37:37,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:37:37,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1567884470, now seen corresponding path program 1 times [2021-11-20 05:37:37,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:37:37,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492369655] [2021-11-20 05:37:37,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:37:37,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:37:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:37:37,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:37:37,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:37:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:37:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:37:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:37:37,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:37:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:37:37,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:37:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:37:37,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:37:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:37,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:37:37,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:38,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:37:38,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:38,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:37:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:37:38,073 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:37:38,073 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:37:38,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492369655] [2021-11-20 05:37:38,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492369655] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:37:38,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:37:38,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:37:38,074 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133732470] [2021-11-20 05:37:38,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:37:38,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:37:38,076 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:37:38,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:37:38,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:37:38,076 INFO L87 Difference]: Start difference. First operand 12524 states and 18371 transitions. Second operand has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 05:37:44,262 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:37:46,318 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:38:04,025 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:38:12,089 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:38:13,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:38:13,708 INFO L93 Difference]: Finished difference Result 13834 states and 20563 transitions. [2021-11-20 05:38:13,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:38:13,708 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 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 92 [2021-11-20 05:38:13,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:38:13,767 INFO L225 Difference]: With dead ends: 13834 [2021-11-20 05:38:13,767 INFO L226 Difference]: Without dead ends: 13832 [2021-11-20 05:38:13,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:38:13,774 INFO L933 BasicCegarLoop]: 8152 mSDtfsCounter, 18230 mSDsluCounter, 9703 mSDsCounter, 0 mSdLazyCounter, 11574 mSolverCounterSat, 12006 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18733 SdHoareTripleChecker+Valid, 17855 SdHoareTripleChecker+Invalid, 23584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12006 IncrementalHoareTripleChecker+Valid, 11574 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.6s IncrementalHoareTripleChecker+Time [2021-11-20 05:38:13,775 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18733 Valid, 17855 Invalid, 23584 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12006 Valid, 11574 Invalid, 4 Unknown, 0 Unchecked, 34.6s Time] [2021-11-20 05:38:13,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13832 states. [2021-11-20 05:38:14,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13832 to 12522. [2021-11-20 05:38:14,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 8602 states have (on average 1.3479423389909324) internal successors, (11595), 8818 states have internal predecessors, (11595), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:38:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 18369 transitions. [2021-11-20 05:38:14,583 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 18369 transitions. Word has length 92 [2021-11-20 05:38:14,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:38:14,584 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 18369 transitions. [2021-11-20 05:38:14,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.857142857142857) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 5 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-20 05:38:14,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 18369 transitions. [2021-11-20 05:38:14,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-20 05:38:14,588 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:38:14,588 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 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] [2021-11-20 05:38:14,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 05:38:14,589 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:38:14,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:14,589 INFO L85 PathProgramCache]: Analyzing trace with hash -7583731, now seen corresponding path program 1 times [2021-11-20 05:38:14,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:14,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056323991] [2021-11-20 05:38:14,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:14,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:14,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:38:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:38:15,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:38:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:38:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:38:15,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:38:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:38:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-20 05:38:15,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 05:38:15,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:38:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-20 05:38:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 05:38:15,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 05:38:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:38:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 05:38:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:15,369 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-20 05:38:15,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:15,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056323991] [2021-11-20 05:38:15,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056323991] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:15,369 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:38:15,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 05:38:15,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211790673] [2021-11-20 05:38:15,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:15,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 05:38:15,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:15,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 05:38:15,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-20 05:38:15,371 INFO L87 Difference]: Start difference. First operand 12522 states and 18369 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 05:38:20,921 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:38:38,426 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:38:39,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:38:39,782 INFO L93 Difference]: Finished difference Result 26323 states and 38890 transitions. [2021-11-20 05:38:39,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 05:38:39,783 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 109 [2021-11-20 05:38:39,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:38:39,847 INFO L225 Difference]: With dead ends: 26323 [2021-11-20 05:38:39,847 INFO L226 Difference]: Without dead ends: 13826 [2021-11-20 05:38:39,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-20 05:38:39,912 INFO L933 BasicCegarLoop]: 7706 mSDtfsCounter, 18119 mSDsluCounter, 5490 mSDsCounter, 0 mSdLazyCounter, 6685 mSolverCounterSat, 11989 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18625 SdHoareTripleChecker+Valid, 13196 SdHoareTripleChecker+Invalid, 18676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 11989 IncrementalHoareTripleChecker+Valid, 6685 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2021-11-20 05:38:39,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18625 Valid, 13196 Invalid, 18676 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [11989 Valid, 6685 Invalid, 2 Unknown, 0 Unchecked, 23.3s Time] [2021-11-20 05:38:39,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13826 states. [2021-11-20 05:38:40,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13826 to 12516. [2021-11-20 05:38:40,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12516 states, 8597 states have (on average 1.347679423054554) internal successors, (11586), 8812 states have internal predecessors, (11586), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:38:40,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12516 states to 12516 states and 18360 transitions. [2021-11-20 05:38:40,753 INFO L78 Accepts]: Start accepts. Automaton has 12516 states and 18360 transitions. Word has length 109 [2021-11-20 05:38:40,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:38:40,754 INFO L470 AbstractCegarLoop]: Abstraction has 12516 states and 18360 transitions. [2021-11-20 05:38:40,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (19), 5 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 05:38:40,755 INFO L276 IsEmpty]: Start isEmpty. Operand 12516 states and 18360 transitions. [2021-11-20 05:38:40,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-20 05:38:40,757 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:38:40,758 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:38:40,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 05:38:40,759 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:38:40,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:38:40,759 INFO L85 PathProgramCache]: Analyzing trace with hash -977457422, now seen corresponding path program 1 times [2021-11-20 05:38:40,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:38:40,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570364806] [2021-11-20 05:38:40,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:38:40,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:38:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:38:41,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:38:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:41,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:38:41,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:38:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:38:41,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:38:41,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:38:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:38:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:38:41,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:38:41,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:38:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:38:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:38:41,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:38:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:38:41,592 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:38:41,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:38:41,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570364806] [2021-11-20 05:38:41,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570364806] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:38:41,593 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:38:41,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:38:41,594 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212700335] [2021-11-20 05:38:41,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:38:41,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:38:41,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:38:41,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:38:41,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:38:41,596 INFO L87 Difference]: Start difference. First operand 12516 states and 18360 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 05:38:48,054 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:38:50,123 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:15,333 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:39:17,588 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:20,152 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:21,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:39:21,611 INFO L93 Difference]: Finished difference Result 13826 states and 20552 transitions. [2021-11-20 05:39:21,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:39:21,612 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 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 98 [2021-11-20 05:39:21,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:39:21,671 INFO L225 Difference]: With dead ends: 13826 [2021-11-20 05:39:21,671 INFO L226 Difference]: Without dead ends: 13824 [2021-11-20 05:39:21,680 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:39:21,681 INFO L933 BasicCegarLoop]: 8094 mSDtfsCounter, 18349 mSDsluCounter, 9703 mSDsCounter, 0 mSdLazyCounter, 11509 mSolverCounterSat, 12045 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18848 SdHoareTripleChecker+Valid, 17797 SdHoareTripleChecker+Invalid, 23559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12045 IncrementalHoareTripleChecker+Valid, 11509 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.7s IncrementalHoareTripleChecker+Time [2021-11-20 05:39:21,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18848 Valid, 17797 Invalid, 23559 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12045 Valid, 11509 Invalid, 5 Unknown, 0 Unchecked, 38.7s Time] [2021-11-20 05:39:21,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13824 states. [2021-11-20 05:39:22,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13824 to 12514. [2021-11-20 05:39:22,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12514 states, 8596 states have (on average 1.3476035365286179) internal successors, (11584), 8810 states have internal predecessors, (11584), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:39:22,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12514 states to 12514 states and 18358 transitions. [2021-11-20 05:39:22,680 INFO L78 Accepts]: Start accepts. Automaton has 12514 states and 18358 transitions. Word has length 98 [2021-11-20 05:39:22,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:39:22,681 INFO L470 AbstractCegarLoop]: Abstraction has 12514 states and 18358 transitions. [2021-11-20 05:39:22,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2021-11-20 05:39:22,681 INFO L276 IsEmpty]: Start isEmpty. Operand 12514 states and 18358 transitions. [2021-11-20 05:39:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-20 05:39:22,683 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:39:22,684 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:39:22,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 05:39:22,684 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:39:22,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:39:22,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1632917495, now seen corresponding path program 1 times [2021-11-20 05:39:22,685 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:39:22,685 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833396763] [2021-11-20 05:39:22,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:39:22,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:39:22,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:39:23,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:39:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:39:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:39:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:39:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:39:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:39:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:39:23,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:39:23,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:39:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:39:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:39:23,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:39:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:39:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:39:23,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:39:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:39:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:39:23,413 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:39:23,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833396763] [2021-11-20 05:39:23,414 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833396763] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:39:23,414 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:39:23,414 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:39:23,414 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207198107] [2021-11-20 05:39:23,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:39:23,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:39:23,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:39:23,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:39:23,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:39:23,417 INFO L87 Difference]: Start difference. First operand 12514 states and 18358 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 05:39:29,844 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:31,907 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:54,407 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:39:56,537 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:03,220 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:40:05,400 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:40:07,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:40:07,386 INFO L93 Difference]: Finished difference Result 13824 states and 20550 transitions. [2021-11-20 05:40:07,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:40:07,387 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 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 104 [2021-11-20 05:40:07,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:40:07,432 INFO L225 Difference]: With dead ends: 13824 [2021-11-20 05:40:07,433 INFO L226 Difference]: Without dead ends: 13822 [2021-11-20 05:40:07,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:40:07,439 INFO L933 BasicCegarLoop]: 8069 mSDtfsCounter, 18417 mSDsluCounter, 9701 mSDsCounter, 0 mSdLazyCounter, 11472 mSolverCounterSat, 12026 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18918 SdHoareTripleChecker+Valid, 17770 SdHoareTripleChecker+Invalid, 23504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12026 IncrementalHoareTripleChecker+Valid, 11472 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.6s IncrementalHoareTripleChecker+Time [2021-11-20 05:40:07,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18918 Valid, 17770 Invalid, 23504 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12026 Valid, 11472 Invalid, 6 Unknown, 0 Unchecked, 42.6s Time] [2021-11-20 05:40:07,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2021-11-20 05:40:08,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12512. [2021-11-20 05:40:08,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 8595 states have (on average 1.3475276323443863) internal successors, (11582), 8808 states have internal predecessors, (11582), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:40:08,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 18356 transitions. [2021-11-20 05:40:08,211 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 18356 transitions. Word has length 104 [2021-11-20 05:40:08,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:40:08,211 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 18356 transitions. [2021-11-20 05:40:08,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 05:40:08,212 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 18356 transitions. [2021-11-20 05:40:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-20 05:40:08,214 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:40:08,214 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 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] [2021-11-20 05:40:08,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 05:40:08,214 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:40:08,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:08,215 INFO L85 PathProgramCache]: Analyzing trace with hash 2140868478, now seen corresponding path program 1 times [2021-11-20 05:40:08,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:08,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319736529] [2021-11-20 05:40:08,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:08,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:08,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:40:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:40:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:40:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:40:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:40:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:08,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:40:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:40:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-20 05:40:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 05:40:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:08,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:40:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-20 05:40:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 05:40:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 05:40:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:40:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 05:40:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:08,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-11-20 05:40:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:09,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:40:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:09,025 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-20 05:40:09,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:40:09,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319736529] [2021-11-20 05:40:09,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319736529] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-20 05:40:09,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2080826725] [2021-11-20 05:40:09,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:09,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 05:40:09,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 05:40:09,029 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 05:40:09,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 05:40:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:11,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 8611 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-20 05:40:11,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 05:40:11,996 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-20 05:40:11,996 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 05:40:11,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2080826725] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:40:11,996 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-20 05:40:11,996 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-11-20 05:40:11,996 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60287180] [2021-11-20 05:40:11,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:40:11,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 05:40:11,997 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:40:11,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 05:40:11,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-20 05:40:11,998 INFO L87 Difference]: Start difference. First operand 12512 states and 18356 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 05:40:12,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:40:12,896 INFO L93 Difference]: Finished difference Result 24993 states and 36672 transitions. [2021-11-20 05:40:12,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 05:40:12,897 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 118 [2021-11-20 05:40:12,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:40:12,945 INFO L225 Difference]: With dead ends: 24993 [2021-11-20 05:40:12,946 INFO L226 Difference]: Without dead ends: 12506 [2021-11-20 05:40:12,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-11-20 05:40:12,995 INFO L933 BasicCegarLoop]: 9281 mSDtfsCounter, 9261 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9261 SdHoareTripleChecker+Valid, 9281 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-20 05:40:12,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9261 Valid, 9281 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-20 05:40:13,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12506 states. [2021-11-20 05:40:13,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12506 to 12506. [2021-11-20 05:40:13,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12506 states, 8590 states have (on average 1.3472642607683352) internal successors, (11573), 8802 states have internal predecessors, (11573), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:40:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12506 states to 12506 states and 18347 transitions. [2021-11-20 05:40:13,977 INFO L78 Accepts]: Start accepts. Automaton has 12506 states and 18347 transitions. Word has length 118 [2021-11-20 05:40:13,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:40:13,978 INFO L470 AbstractCegarLoop]: Abstraction has 12506 states and 18347 transitions. [2021-11-20 05:40:13,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 05:40:13,978 INFO L276 IsEmpty]: Start isEmpty. Operand 12506 states and 18347 transitions. [2021-11-20 05:40:13,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-20 05:40:13,982 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:40:13,982 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:40:14,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 05:40:14,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7fa884e-d538-4ae8-b86f-399993f0f154/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-20 05:40:14,199 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:40:14,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:14,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1570967098, now seen corresponding path program 1 times [2021-11-20 05:40:14,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:14,201 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313289424] [2021-11-20 05:40:14,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:14,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:40:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:40:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:14,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:40:14,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:40:14,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:40:14,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:14,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:40:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:40:14,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:40:14,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:40:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:40:14,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:40:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:40:14,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:40:14,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:40:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:14,851 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:40:14,851 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:40:14,851 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313289424] [2021-11-20 05:40:14,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313289424] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:40:14,852 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:40:14,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:40:14,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101209418] [2021-11-20 05:40:14,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:40:14,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:40:14,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:40:14,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:40:14,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:40:14,854 INFO L87 Difference]: Start difference. First operand 12506 states and 18347 transitions. Second operand has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 05:40:21,758 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:23,785 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:40:51,273 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:40:53,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:40:53,713 INFO L93 Difference]: Finished difference Result 13816 states and 20539 transitions. [2021-11-20 05:40:53,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:40:53,714 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 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 106 [2021-11-20 05:40:53,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:40:53,753 INFO L225 Difference]: With dead ends: 13816 [2021-11-20 05:40:53,754 INFO L226 Difference]: Without dead ends: 13814 [2021-11-20 05:40:53,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:40:53,759 INFO L933 BasicCegarLoop]: 8122 mSDtfsCounter, 18227 mSDsluCounter, 9713 mSDsCounter, 0 mSdLazyCounter, 11539 mSolverCounterSat, 12012 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18723 SdHoareTripleChecker+Valid, 17835 SdHoareTripleChecker+Invalid, 23554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 12012 IncrementalHoareTripleChecker+Valid, 11539 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.5s IncrementalHoareTripleChecker+Time [2021-11-20 05:40:53,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18723 Valid, 17835 Invalid, 23554 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [12012 Valid, 11539 Invalid, 3 Unknown, 0 Unchecked, 37.5s Time] [2021-11-20 05:40:53,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13814 states. [2021-11-20 05:40:54,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13814 to 12504. [2021-11-20 05:40:54,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12504 states, 8589 states have (on average 1.3471882640586796) internal successors, (11571), 8800 states have internal predecessors, (11571), 3382 states have call successors, (3382), 514 states have call predecessors, (3382), 515 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:40:54,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12504 states to 12504 states and 18345 transitions. [2021-11-20 05:40:54,537 INFO L78 Accepts]: Start accepts. Automaton has 12504 states and 18345 transitions. Word has length 106 [2021-11-20 05:40:54,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:40:54,537 INFO L470 AbstractCegarLoop]: Abstraction has 12504 states and 18345 transitions. [2021-11-20 05:40:54,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.285714285714286) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-11-20 05:40:54,538 INFO L276 IsEmpty]: Start isEmpty. Operand 12504 states and 18345 transitions. [2021-11-20 05:40:54,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-20 05:40:54,543 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:40:54,543 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 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] [2021-11-20 05:40:54,543 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-20 05:40:54,543 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:40:54,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:40:54,544 INFO L85 PathProgramCache]: Analyzing trace with hash 2090158817, now seen corresponding path program 1 times [2021-11-20 05:40:54,544 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:40:54,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907039904] [2021-11-20 05:40:54,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:40:54,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:40:54,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:40:55,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:40:55,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:55,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:40:55,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:40:55,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:40:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:55,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:40:55,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:40:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-11-20 05:40:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-11-20 05:40:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:40:55,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 05:40:55,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-20 05:40:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-11-20 05:40:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-11-20 05:40:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:40:55,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 05:40:55,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 05:40:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:40:55,384 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-20 05:40:55,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:40:55,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907039904] [2021-11-20 05:40:55,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907039904] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:40:55,385 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:40:55,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 05:40:55,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944127323] [2021-11-20 05:40:55,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:40:55,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 05:40:55,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:40:55,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 05:40:55,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-11-20 05:40:55,387 INFO L87 Difference]: Start difference. First operand 12504 states and 18345 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 05:41:04,643 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:41:06,676 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:41:08,758 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:41:42,514 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:41:44,686 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:41:46,857 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:41:49,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:41:49,270 INFO L93 Difference]: Finished difference Result 13874 states and 20589 transitions. [2021-11-20 05:41:49,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-20 05:41:49,277 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 125 [2021-11-20 05:41:49,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:41:49,314 INFO L225 Difference]: With dead ends: 13874 [2021-11-20 05:41:49,314 INFO L226 Difference]: Without dead ends: 13872 [2021-11-20 05:41:49,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=92, Invalid=180, Unknown=0, NotChecked=0, Total=272 [2021-11-20 05:41:49,321 INFO L933 BasicCegarLoop]: 8159 mSDtfsCounter, 18155 mSDsluCounter, 13786 mSDsCounter, 0 mSdLazyCounter, 17199 mSolverCounterSat, 11979 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18642 SdHoareTripleChecker+Valid, 21945 SdHoareTripleChecker+Invalid, 29184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 11979 IncrementalHoareTripleChecker+Valid, 17199 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.3s IncrementalHoareTripleChecker+Time [2021-11-20 05:41:49,322 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18642 Valid, 21945 Invalid, 29184 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [11979 Valid, 17199 Invalid, 6 Unknown, 0 Unchecked, 52.3s Time] [2021-11-20 05:41:49,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13872 states. [2021-11-20 05:41:50,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13872 to 12560. [2021-11-20 05:41:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 8631 states have (on average 1.3461939520333681) internal successors, (11619), 8842 states have internal predecessors, (11619), 3382 states have call successors, (3382), 528 states have call predecessors, (3382), 529 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:41:50,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 18393 transitions. [2021-11-20 05:41:50,176 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 18393 transitions. Word has length 125 [2021-11-20 05:41:50,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:41:50,176 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 18393 transitions. [2021-11-20 05:41:50,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 05:41:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 18393 transitions. [2021-11-20 05:41:50,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-20 05:41:50,180 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:41:50,180 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:41:50,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-20 05:41:50,180 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:41:50,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:41:50,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1521958083, now seen corresponding path program 1 times [2021-11-20 05:41:50,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:41:50,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563511435] [2021-11-20 05:41:50,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:41:50,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:41:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:41:50,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:41:50,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:41:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:41:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:41:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:41:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:41:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:41:50,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:41:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:41:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:41:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:41:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:41:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:41:50,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:41:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:41:50,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-20 05:41:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:41:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:41:50,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:41:50,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563511435] [2021-11-20 05:41:50,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563511435] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:41:50,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:41:50,942 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:41:50,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409742] [2021-11-20 05:41:50,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:41:50,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:41:50,943 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:41:50,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:41:50,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:41:50,943 INFO L87 Difference]: Start difference. First operand 12560 states and 18393 transitions. Second operand has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 05:41:58,415 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:42:00,448 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:42:30,278 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:42:32,459 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:42:34,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:42:34,637 INFO L93 Difference]: Finished difference Result 13870 states and 20585 transitions. [2021-11-20 05:42:34,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:42:34,637 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 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 112 [2021-11-20 05:42:34,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:42:34,680 INFO L225 Difference]: With dead ends: 13870 [2021-11-20 05:42:34,680 INFO L226 Difference]: Without dead ends: 13868 [2021-11-20 05:42:34,685 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:42:34,686 INFO L933 BasicCegarLoop]: 8113 mSDtfsCounter, 18218 mSDsluCounter, 9700 mSDsCounter, 0 mSdLazyCounter, 11529 mSolverCounterSat, 12024 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18718 SdHoareTripleChecker+Valid, 17813 SdHoareTripleChecker+Invalid, 23557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12024 IncrementalHoareTripleChecker+Valid, 11529 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.2s IncrementalHoareTripleChecker+Time [2021-11-20 05:42:34,687 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18718 Valid, 17813 Invalid, 23557 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12024 Valid, 11529 Invalid, 4 Unknown, 0 Unchecked, 42.2s Time] [2021-11-20 05:42:34,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13868 states. [2021-11-20 05:42:35,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13868 to 12558. [2021-11-20 05:42:35,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12558 states, 8630 states have (on average 1.3461181923522596) internal successors, (11617), 8840 states have internal predecessors, (11617), 3382 states have call successors, (3382), 528 states have call predecessors, (3382), 529 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:42:35,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12558 states to 12558 states and 18391 transitions. [2021-11-20 05:42:35,578 INFO L78 Accepts]: Start accepts. Automaton has 12558 states and 18391 transitions. Word has length 112 [2021-11-20 05:42:35,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:42:35,578 INFO L470 AbstractCegarLoop]: Abstraction has 12558 states and 18391 transitions. [2021-11-20 05:42:35,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.857142857142858) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-11-20 05:42:35,578 INFO L276 IsEmpty]: Start isEmpty. Operand 12558 states and 18391 transitions. [2021-11-20 05:42:35,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-20 05:42:35,580 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:42:35,581 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:42:35,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-20 05:42:35,581 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:42:35,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:42:35,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1327297945, now seen corresponding path program 1 times [2021-11-20 05:42:35,581 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:42:35,581 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866880324] [2021-11-20 05:42:35,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:42:35,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:42:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:35,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:42:35,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:35,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:42:36,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:42:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:42:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:42:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:42:36,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:42:36,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:42:36,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:42:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:42:36,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:42:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:42:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:42:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:42:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:42:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:42:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-20 05:42:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 05:42:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:42:36,278 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:42:36,278 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:42:36,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866880324] [2021-11-20 05:42:36,279 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866880324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:42:36,279 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:42:36,279 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:42:36,279 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615141822] [2021-11-20 05:42:36,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:42:36,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:42:36,280 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:42:36,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:42:36,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:42:36,281 INFO L87 Difference]: Start difference. First operand 12558 states and 18391 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 05:42:44,649 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:42:46,730 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:43:15,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:43:15,861 INFO L93 Difference]: Finished difference Result 13868 states and 20583 transitions. [2021-11-20 05:43:15,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:43:15,862 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 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 118 [2021-11-20 05:43:15,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:43:15,907 INFO L225 Difference]: With dead ends: 13868 [2021-11-20 05:43:15,907 INFO L226 Difference]: Without dead ends: 13866 [2021-11-20 05:43:15,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:43:15,912 INFO L933 BasicCegarLoop]: 8094 mSDtfsCounter, 18279 mSDsluCounter, 9708 mSDsCounter, 0 mSdLazyCounter, 11506 mSolverCounterSat, 12011 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18776 SdHoareTripleChecker+Valid, 17802 SdHoareTripleChecker+Invalid, 23519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12011 IncrementalHoareTripleChecker+Valid, 11506 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.9s IncrementalHoareTripleChecker+Time [2021-11-20 05:43:15,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18776 Valid, 17802 Invalid, 23519 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12011 Valid, 11506 Invalid, 2 Unknown, 0 Unchecked, 37.9s Time] [2021-11-20 05:43:15,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13866 states. [2021-11-20 05:43:16,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13866 to 12556. [2021-11-20 05:43:16,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12556 states, 8629 states have (on average 1.3460424151118322) internal successors, (11615), 8838 states have internal predecessors, (11615), 3382 states have call successors, (3382), 528 states have call predecessors, (3382), 529 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:43:16,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12556 states to 12556 states and 18389 transitions. [2021-11-20 05:43:16,624 INFO L78 Accepts]: Start accepts. Automaton has 12556 states and 18389 transitions. Word has length 118 [2021-11-20 05:43:16,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:43:16,625 INFO L470 AbstractCegarLoop]: Abstraction has 12556 states and 18389 transitions. [2021-11-20 05:43:16,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (19), 5 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-20 05:43:16,625 INFO L276 IsEmpty]: Start isEmpty. Operand 12556 states and 18389 transitions. [2021-11-20 05:43:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-20 05:43:16,628 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:43:16,628 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:43:16,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-20 05:43:16,628 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:43:16,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:43:16,629 INFO L85 PathProgramCache]: Analyzing trace with hash -322369113, now seen corresponding path program 1 times [2021-11-20 05:43:16,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:43:16,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35181086] [2021-11-20 05:43:16,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:43:16,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:43:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:43:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:43:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:43:17,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:43:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:43:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:43:17,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:43:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:43:17,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:43:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:43:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:43:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:43:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:43:17,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:43:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:43:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:43:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-20 05:43:17,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 05:43:17,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 05:43:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:43:17,416 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:43:17,417 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:43:17,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35181086] [2021-11-20 05:43:17,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35181086] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:43:17,418 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:43:17,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:43:17,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336637462] [2021-11-20 05:43:17,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:43:17,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:43:17,422 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:43:17,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:43:17,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:43:17,423 INFO L87 Difference]: Start difference. First operand 12556 states and 18389 transitions. Second operand has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 05:43:25,139 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:43:27,166 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:43:56,416 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 05:43:58,603 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-20 05:44:01,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 05:44:01,017 INFO L93 Difference]: Finished difference Result 13866 states and 20581 transitions. [2021-11-20 05:44:01,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-20 05:44:01,018 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 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 124 [2021-11-20 05:44:01,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 05:44:01,056 INFO L225 Difference]: With dead ends: 13866 [2021-11-20 05:44:01,056 INFO L226 Difference]: Without dead ends: 13864 [2021-11-20 05:44:01,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-11-20 05:44:01,061 INFO L933 BasicCegarLoop]: 8093 mSDtfsCounter, 18262 mSDsluCounter, 9707 mSDsCounter, 0 mSdLazyCounter, 11515 mSolverCounterSat, 12014 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18757 SdHoareTripleChecker+Valid, 17800 SdHoareTripleChecker+Invalid, 23533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 12014 IncrementalHoareTripleChecker+Valid, 11515 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.1s IncrementalHoareTripleChecker+Time [2021-11-20 05:44:01,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18757 Valid, 17800 Invalid, 23533 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [12014 Valid, 11515 Invalid, 4 Unknown, 0 Unchecked, 42.1s Time] [2021-11-20 05:44:01,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13864 states. [2021-11-20 05:44:01,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13864 to 12554. [2021-11-20 05:44:01,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12554 states, 8628 states have (on average 1.3459666203059806) internal successors, (11613), 8836 states have internal predecessors, (11613), 3382 states have call successors, (3382), 528 states have call predecessors, (3382), 529 states have return successors, (3392), 3326 states have call predecessors, (3392), 3378 states have call successors, (3392) [2021-11-20 05:44:01,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12554 states to 12554 states and 18387 transitions. [2021-11-20 05:44:01,789 INFO L78 Accepts]: Start accepts. Automaton has 12554 states and 18387 transitions. Word has length 124 [2021-11-20 05:44:01,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 05:44:01,789 INFO L470 AbstractCegarLoop]: Abstraction has 12554 states and 18387 transitions. [2021-11-20 05:44:01,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-11-20 05:44:01,789 INFO L276 IsEmpty]: Start isEmpty. Operand 12554 states and 18387 transitions. [2021-11-20 05:44:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-20 05:44:01,791 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 05:44:01,792 INFO L514 BasicCegarLoop]: trace histogram [3, 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] [2021-11-20 05:44:01,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-20 05:44:01,792 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 26 more)] === [2021-11-20 05:44:01,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 05:44:01,792 INFO L85 PathProgramCache]: Analyzing trace with hash -386702021, now seen corresponding path program 1 times [2021-11-20 05:44:01,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 05:44:01,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788511891] [2021-11-20 05:44:01,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 05:44:01,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 05:44:01,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 05:44:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-20 05:44:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:44:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-11-20 05:44:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-11-20 05:44:02,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-11-20 05:44:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 05:44:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-20 05:44:02,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-11-20 05:44:02,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-20 05:44:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-11-20 05:44:02,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-11-20 05:44:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-20 05:44:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 05:44:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-11-20 05:44:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-11-20 05:44:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-20 05:44:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-20 05:44:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 05:44:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-11-20 05:44:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 05:44:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-20 05:44:02,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 05:44:02,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788511891] [2021-11-20 05:44:02,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788511891] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 05:44:02,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 05:44:02,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 05:44:02,464 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184002335] [2021-11-20 05:44:02,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 05:44:02,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 05:44:02,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 05:44:02,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 05:44:02,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-20 05:44:02,465 INFO L87 Difference]: Start difference. First operand 12554 states and 18387 transitions. Second operand has 7 states, 7 states have (on average 11.571428571428571) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (21), 5 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-11-20 05:44:10,638 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 05:44:12,663 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []