./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--sg.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8 --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 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 22:21:04,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 22:21:04,747 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 22:21:04,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 22:21:04,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 22:21:04,766 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 22:21:04,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 22:21:04,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 22:21:04,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 22:21:04,771 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 22:21:04,772 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 22:21:04,773 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 22:21:04,773 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 22:21:04,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 22:21:04,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 22:21:04,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 22:21:04,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 22:21:04,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 22:21:04,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 22:21:04,780 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 22:21:04,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 22:21:04,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 22:21:04,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 22:21:04,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 22:21:04,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 22:21:04,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 22:21:04,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 22:21:04,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 22:21:04,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 22:21:04,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 22:21:04,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 22:21:04,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 22:21:04,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 22:21:04,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 22:21:04,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 22:21:04,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 22:21:04,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 22:21:04,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 22:21:04,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 22:21:04,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 22:21:04,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 22:21:04,797 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 22:21:04,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 22:21:04,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 22:21:04,823 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 22:21:04,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 22:21:04,824 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 22:21:04,830 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 22:21:04,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 22:21:04,831 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 22:21:04,831 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 22:21:04,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 22:21:04,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 22:21:04,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 22:21:04,831 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 22:21:04,832 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 22:21:04,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:21:04,833 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 22:21:04,833 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 22:21:04,834 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 22:21:04,834 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 22:21:04,834 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25874e59c1cc513c0df08f21d6ee454d422ce2eea441a446fa3179c403897e38 [2022-12-13 22:21:05,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 22:21:05,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 22:21:05,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 22:21:05,047 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 22:21:05,047 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 22:21:05,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2022-12-13 22:21:07,607 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 22:21:08,066 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 22:21:08,067 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2022-12-13 22:21:08,102 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/data/27ed420a4/8e6ef05ccc84457b8d1d05a7dc914c45/FLAGe11173346 [2022-12-13 22:21:08,116 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/data/27ed420a4/8e6ef05ccc84457b8d1d05a7dc914c45 [2022-12-13 22:21:08,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 22:21:08,121 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 22:21:08,122 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 22:21:08,122 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 22:21:08,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 22:21:08,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:21:08" (1/1) ... [2022-12-13 22:21:08,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@681b55aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:08, skipping insertion in model container [2022-12-13 22:21:08,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 10:21:08" (1/1) ... [2022-12-13 22:21:08,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 22:21:08,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 22:21:09,225 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 22:21:09,248 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 22:21:09,370 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 22:21:09,378 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 22:21:09,461 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:09,470 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:09,503 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 22:21:09,626 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-13 22:21:09,627 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-12-13 22:21:09,688 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:09,702 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:09,723 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:09,723 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 22:21:09,724 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 22:21:09,724 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 22:21:09,729 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:09,729 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 22:21:09,730 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 22:21:09,730 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 22:21:10,006 WARN L623 FunctionHandler]: Unknown extern function proc_create_data [2022-12-13 22:21:10,138 WARN L623 FunctionHandler]: Unknown extern function blk_verify_command [2022-12-13 22:21:10,145 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:10,146 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:10,147 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:10,147 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:10,148 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:10,149 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:10,150 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:10,150 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:10,157 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,160 WARN L623 FunctionHandler]: Unknown extern function scsi_device_get [2022-12-13 22:21:10,160 WARN L623 FunctionHandler]: Unknown extern function scsi_autopm_get_device [2022-12-13 22:21:10,161 WARN L623 FunctionHandler]: Unknown extern function scsi_block_when_processing_errors [2022-12-13 22:21:10,164 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:10,164 WARN L623 FunctionHandler]: Unknown extern function scsi_autopm_put_device [2022-12-13 22:21:10,164 WARN L623 FunctionHandler]: Unknown extern function scsi_device_put [2022-12-13 22:21:10,171 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,172 WARN L623 FunctionHandler]: Unknown extern function scsi_autopm_put_device [2022-12-13 22:21:10,173 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:10,174 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:10,182 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,186 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,188 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:10,189 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:10,190 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:10,190 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:10,200 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,215 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,217 WARN L623 FunctionHandler]: Unknown extern function scsi_block_when_processing_errors [2022-12-13 22:21:10,220 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,222 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 22:21:10,225 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,232 WARN L623 FunctionHandler]: Unknown extern function ___ratelimit [2022-12-13 22:21:10,233 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,238 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,242 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 22:21:10,248 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,250 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,252 WARN L623 FunctionHandler]: Unknown extern function blk_end_request_all [2022-12-13 22:21:10,252 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,274 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,278 WARN L623 FunctionHandler]: Unknown extern function scsi_block_when_processing_errors [2022-12-13 22:21:10,279 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:10,280 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:10,281 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:10,281 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:10,283 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,284 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,286 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,287 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,288 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,289 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,290 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,291 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,291 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,292 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,293 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,294 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,294 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,296 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,298 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:10,299 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,300 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,301 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,304 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,305 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,306 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,307 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,307 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,308 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,309 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,310 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,314 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,315 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,316 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,318 WARN L623 FunctionHandler]: Unknown extern function sg_scsi_ioctl [2022-12-13 22:21:10,319 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,320 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:10,321 WARN L623 FunctionHandler]: Unknown extern function blk_trace_setup [2022-12-13 22:21:10,322 WARN L623 FunctionHandler]: Unknown extern function blk_trace_startstop [2022-12-13 22:21:10,323 WARN L623 FunctionHandler]: Unknown extern function blk_trace_startstop [2022-12-13 22:21:10,324 WARN L623 FunctionHandler]: Unknown extern function blk_trace_remove [2022-12-13 22:21:10,325 WARN L623 FunctionHandler]: Unknown extern function scsi_ioctl_block_when_processing_errors [2022-12-13 22:21:10,325 WARN L623 FunctionHandler]: Unknown extern function scsi_ioctl [2022-12-13 22:21:10,342 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,350 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,351 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-13 22:21:10,358 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,368 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,380 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:10,382 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:10,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,384 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,385 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,387 WARN L623 FunctionHandler]: Unknown extern function __scsi_print_sense [2022-12-13 22:21:10,388 WARN L623 FunctionHandler]: Unknown extern function scsi_normalize_sense [2022-12-13 22:21:10,390 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,391 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:10,392 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-13 22:21:10,392 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 22:21:10,392 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 22:21:10,400 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,401 WARN L623 FunctionHandler]: Unknown extern function idr_preload [2022-12-13 22:21:10,401 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,402 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,403 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,403 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 22:21:10,404 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 22:21:10,404 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 22:21:10,405 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 22:21:10,405 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,407 WARN L623 FunctionHandler]: Unknown extern function cdev_alloc [2022-12-13 22:21:10,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,409 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-12-13 22:21:10,410 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 22:21:10,411 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,412 WARN L623 FunctionHandler]: Unknown extern function sysfs_create_link [2022-12-13 22:21:10,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,413 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:10,414 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,415 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,417 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,418 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,420 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,421 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:10,422 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-13 22:21:10,423 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:10,423 WARN L623 FunctionHandler]: Unknown extern function sysfs_remove_link [2022-12-13 22:21:10,424 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 22:21:10,440 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,442 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,442 WARN L623 FunctionHandler]: Unknown extern function blk_rq_set_block_pc [2022-12-13 22:21:10,445 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 22:21:10,446 WARN L623 FunctionHandler]: Unknown extern function iov_iter_init [2022-12-13 22:21:10,446 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_user_iov [2022-12-13 22:21:10,447 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,447 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_user [2022-12-13 22:21:10,449 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,450 WARN L623 FunctionHandler]: Unknown extern function blk_rq_unmap_user [2022-12-13 22:21:10,451 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,460 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,462 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:10,463 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:10,465 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,466 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,468 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 22:21:10,469 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,470 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,471 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 22:21:10,472 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,473 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,476 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,479 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,481 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,482 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,488 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,492 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 22:21:10,493 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 22:21:10,494 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,496 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,504 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,505 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:10,506 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,506 WARN L623 FunctionHandler]: Unknown extern function scsi_device_put [2022-12-13 22:21:10,507 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 22:21:10,507 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 22:21:10,508 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 22:21:10,521 WARN L623 FunctionHandler]: Unknown extern function idr_for_each [2022-12-13 22:21:10,630 WARN L623 FunctionHandler]: Unknown extern function proc_mkdir [2022-12-13 22:21:10,632 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-12-13 22:21:10,633 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-12-13 22:21:10,633 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,634 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:10,634 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:10,634 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:10,635 WARN L623 FunctionHandler]: Unknown extern function kstrtoul_from_user [2022-12-13 22:21:10,635 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:10,636 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:10,636 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:10,636 WARN L623 FunctionHandler]: Unknown extern function kstrtoul_from_user [2022-12-13 22:21:10,637 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,638 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:10,638 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,639 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:10,641 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:10,642 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,643 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,643 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,645 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,645 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,646 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,652 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,652 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,652 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,653 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,654 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,655 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,655 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,656 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,656 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:10,656 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,657 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,658 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,659 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,660 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,660 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:10,660 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:10,661 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:11,253 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,254 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,255 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,255 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,256 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,257 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,258 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,258 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,259 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,260 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,260 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,261 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,262 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 22:21:11,263 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:11,264 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:11,265 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:11,266 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-13 22:21:11,266 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-13 22:21:11,266 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:11,266 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-13 22:21:11,267 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:11,267 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:11,281 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 22:21:11,288 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-12-13 22:21:11,288 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 22:21:11,288 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-13 22:21:11,289 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 22:21:11,289 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-13 22:21:11,289 WARN L623 FunctionHandler]: Unknown extern function register_chrdev_region [2022-12-13 22:21:11,290 WARN L623 FunctionHandler]: Unknown extern function scsi_register_interface [2022-12-13 22:21:11,290 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-13 22:21:11,290 WARN L623 FunctionHandler]: Unknown extern function class_interface_unregister [2022-12-13 22:21:11,291 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-13 22:21:11,292 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-13 22:21:11,293 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-13 22:21:11,293 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-13 22:21:11,805 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 22:21:12,033 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 22:21:12,578 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2022-12-13 22:21:12,581 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2022-12-13 22:21:12,582 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2022-12-13 22:21:12,582 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2022-12-13 22:21:12,582 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2022-12-13 22:21:12,583 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2022-12-13 22:21:12,583 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2022-12-13 22:21:12,583 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2022-12-13 22:21:12,583 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2022-12-13 22:21:12,584 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2022-12-13 22:21:12,584 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2022-12-13 22:21:12,584 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2022-12-13 22:21:12,585 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2022-12-13 22:21:12,585 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2022-12-13 22:21:12,585 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2022-12-13 22:21:12,585 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2022-12-13 22:21:12,586 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2022-12-13 22:21:12,586 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628060,628073] [2022-12-13 22:21:12,586 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628209,628222] [2022-12-13 22:21:12,586 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628357,628370] [2022-12-13 22:21:12,587 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628514,628527] [2022-12-13 22:21:12,587 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2022-12-13 22:21:12,587 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2022-12-13 22:21:12,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2022-12-13 22:21:12,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2022-12-13 22:21:12,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2022-12-13 22:21:12,588 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2022-12-13 22:21:12,589 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2022-12-13 22:21:12,589 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2022-12-13 22:21:12,589 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2022-12-13 22:21:12,589 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2022-12-13 22:21:12,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2022-12-13 22:21:12,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2022-12-13 22:21:12,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2022-12-13 22:21:12,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2022-12-13 22:21:12,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2022-12-13 22:21:12,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2022-12-13 22:21:12,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2022-12-13 22:21:12,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2022-12-13 22:21:12,592 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2022-12-13 22:21:12,592 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2022-12-13 22:21:12,592 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2022-12-13 22:21:12,592 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2022-12-13 22:21:12,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2022-12-13 22:21:12,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2022-12-13 22:21:12,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2022-12-13 22:21:12,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2022-12-13 22:21:12,594 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2022-12-13 22:21:12,594 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2022-12-13 22:21:12,594 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2022-12-13 22:21:12,594 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2022-12-13 22:21:12,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2022-12-13 22:21:12,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2022-12-13 22:21:12,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2022-12-13 22:21:12,595 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2022-12-13 22:21:12,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2022-12-13 22:21:12,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2022-12-13 22:21:12,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2022-12-13 22:21:12,596 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2022-12-13 22:21:12,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2022-12-13 22:21:12,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2022-12-13 22:21:12,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2022-12-13 22:21:12,597 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2022-12-13 22:21:12,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2022-12-13 22:21:12,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2022-12-13 22:21:12,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635449,635462] [2022-12-13 22:21:12,598 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635598,635611] [2022-12-13 22:21:12,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635750,635763] [2022-12-13 22:21:12,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635901,635914] [2022-12-13 22:21:12,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636050,636063] [2022-12-13 22:21:12,599 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636202,636215] [2022-12-13 22:21:12,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636350,636363] [2022-12-13 22:21:12,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636503,636516] [2022-12-13 22:21:12,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2022-12-13 22:21:12,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2022-12-13 22:21:12,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2022-12-13 22:21:12,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2022-12-13 22:21:12,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637253,637266] [2022-12-13 22:21:12,601 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637401,637414] [2022-12-13 22:21:12,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637567,637580] [2022-12-13 22:21:12,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637736,637749] [2022-12-13 22:21:12,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2022-12-13 22:21:12,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2022-12-13 22:21:12,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2022-12-13 22:21:12,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2022-12-13 22:21:12,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2022-12-13 22:21:12,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2022-12-13 22:21:12,603 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638861,638874] [2022-12-13 22:21:12,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:21:12,644 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 22:21:12,713 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 22:21:12,714 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 22:21:12,715 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 22:21:12,716 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 22:21:12,717 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:12,718 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:12,719 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-13 22:21:12,720 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-13 22:21:12,721 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-12-13 22:21:12,723 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,724 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,724 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,725 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 22:21:12,725 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 22:21:12,725 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 22:21:12,725 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,726 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 22:21:12,726 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 22:21:12,726 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 22:21:12,733 WARN L623 FunctionHandler]: Unknown extern function proc_create_data [2022-12-13 22:21:12,736 WARN L623 FunctionHandler]: Unknown extern function blk_verify_command [2022-12-13 22:21:12,737 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:12,738 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:12,738 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:12,739 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:12,739 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:12,740 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:12,741 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:12,741 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:12,743 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,744 WARN L623 FunctionHandler]: Unknown extern function scsi_device_get [2022-12-13 22:21:12,744 WARN L623 FunctionHandler]: Unknown extern function scsi_autopm_get_device [2022-12-13 22:21:12,744 WARN L623 FunctionHandler]: Unknown extern function scsi_block_when_processing_errors [2022-12-13 22:21:12,746 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:12,746 WARN L623 FunctionHandler]: Unknown extern function scsi_autopm_put_device [2022-12-13 22:21:12,746 WARN L623 FunctionHandler]: Unknown extern function scsi_device_put [2022-12-13 22:21:12,754 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,754 WARN L623 FunctionHandler]: Unknown extern function scsi_autopm_put_device [2022-12-13 22:21:12,755 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:12,755 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:12,763 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,765 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,765 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:12,766 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:12,767 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:12,767 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:12,771 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,781 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,782 WARN L623 FunctionHandler]: Unknown extern function scsi_block_when_processing_errors [2022-12-13 22:21:12,784 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,785 WARN L623 FunctionHandler]: Unknown extern function __get_user_bad [2022-12-13 22:21:12,786 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,789 WARN L623 FunctionHandler]: Unknown extern function ___ratelimit [2022-12-13 22:21:12,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,792 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,800 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 22:21:12,810 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,816 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,820 WARN L623 FunctionHandler]: Unknown extern function blk_end_request_all [2022-12-13 22:21:12,821 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:12,826 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,828 WARN L623 FunctionHandler]: Unknown extern function scsi_block_when_processing_errors [2022-12-13 22:21:12,829 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-13 22:21:12,829 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-13 22:21:12,830 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 22:21:12,830 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-13 22:21:12,831 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,832 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,833 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,834 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,834 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,835 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,835 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,835 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,836 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,836 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,836 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,837 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,837 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,838 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,840 WARN L623 FunctionHandler]: Unknown extern function __put_user_bad [2022-12-13 22:21:12,841 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,842 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,842 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,844 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,844 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,844 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,845 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,845 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,846 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,846 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,847 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,849 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:12,851 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,852 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,853 WARN L623 FunctionHandler]: Unknown extern function sg_scsi_ioctl [2022-12-13 22:21:12,853 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,853 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 22:21:12,854 WARN L623 FunctionHandler]: Unknown extern function blk_trace_setup [2022-12-13 22:21:12,854 WARN L623 FunctionHandler]: Unknown extern function blk_trace_startstop [2022-12-13 22:21:12,855 WARN L623 FunctionHandler]: Unknown extern function blk_trace_startstop [2022-12-13 22:21:12,855 WARN L623 FunctionHandler]: Unknown extern function blk_trace_remove [2022-12-13 22:21:12,856 WARN L623 FunctionHandler]: Unknown extern function scsi_ioctl_block_when_processing_errors [2022-12-13 22:21:12,856 WARN L623 FunctionHandler]: Unknown extern function scsi_ioctl [2022-12-13 22:21:12,866 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,880 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,880 WARN L623 FunctionHandler]: Unknown extern function fasync_helper [2022-12-13 22:21:12,882 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,885 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,891 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:12,893 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 22:21:12,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,895 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,896 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:12,897 WARN L623 FunctionHandler]: Unknown extern function __scsi_print_sense [2022-12-13 22:21:12,897 WARN L623 FunctionHandler]: Unknown extern function scsi_normalize_sense [2022-12-13 22:21:12,898 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,900 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:12,900 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-13 22:21:12,900 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 22:21:12,901 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 22:21:12,902 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,903 WARN L623 FunctionHandler]: Unknown extern function idr_preload [2022-12-13 22:21:12,903 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,904 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,905 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,905 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 22:21:12,906 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 22:21:12,906 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 22:21:12,906 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 22:21:12,907 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,909 WARN L623 FunctionHandler]: Unknown extern function cdev_alloc [2022-12-13 22:21:12,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,911 WARN L623 FunctionHandler]: Unknown extern function cdev_add [2022-12-13 22:21:12,912 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-13 22:21:12,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,913 WARN L623 FunctionHandler]: Unknown extern function sysfs_create_link [2022-12-13 22:21:12,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 22:21:12,914 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,914 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,915 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,916 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,918 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,919 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:12,919 WARN L623 FunctionHandler]: Unknown extern function kill_fasync [2022-12-13 22:21:12,920 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 22:21:12,920 WARN L623 FunctionHandler]: Unknown extern function sysfs_remove_link [2022-12-13 22:21:12,920 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-13 22:21:12,925 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,927 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,928 WARN L623 FunctionHandler]: Unknown extern function blk_rq_set_block_pc [2022-12-13 22:21:12,930 WARN L623 FunctionHandler]: Unknown extern function memdup_user [2022-12-13 22:21:12,931 WARN L623 FunctionHandler]: Unknown extern function iov_iter_init [2022-12-13 22:21:12,931 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_user_iov [2022-12-13 22:21:12,931 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,931 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_user [2022-12-13 22:21:12,934 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,935 WARN L623 FunctionHandler]: Unknown extern function blk_rq_unmap_user [2022-12-13 22:21:12,936 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,938 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,940 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:12,941 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:12,942 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,944 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,945 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 22:21:12,946 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,949 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,950 WARN L623 FunctionHandler]: Unknown extern function __free_pages [2022-12-13 22:21:12,951 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,952 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,956 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,958 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,961 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,963 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,972 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:12,987 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 22:21:12,988 WARN L623 FunctionHandler]: Unknown extern function __rwlock_init [2022-12-13 22:21:12,991 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,992 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,996 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,997 WARN L623 FunctionHandler]: Unknown extern function sdev_prefix_printk [2022-12-13 22:21:12,998 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:12,998 WARN L623 FunctionHandler]: Unknown extern function scsi_device_put [2022-12-13 22:21:13,001 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 22:21:13,001 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 22:21:13,002 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 22:21:13,007 WARN L623 FunctionHandler]: Unknown extern function idr_for_each [2022-12-13 22:21:13,013 WARN L623 FunctionHandler]: Unknown extern function proc_mkdir [2022-12-13 22:21:13,015 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-12-13 22:21:13,015 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-12-13 22:21:13,015 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,016 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:13,017 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:13,017 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:13,017 WARN L623 FunctionHandler]: Unknown extern function kstrtoul_from_user [2022-12-13 22:21:13,018 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:13,019 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:13,019 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 22:21:13,019 WARN L623 FunctionHandler]: Unknown extern function kstrtoul_from_user [2022-12-13 22:21:13,020 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,021 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:13,021 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,021 WARN L623 FunctionHandler]: Unknown extern function single_open [2022-12-13 22:21:13,023 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 22:21:13,024 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,025 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,025 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,027 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,028 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,028 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,029 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:13,029 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,030 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,031 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,031 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,032 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,032 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,033 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:13,033 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-13 22:21:13,033 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,034 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,036 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,037 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,038 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,039 WARN L623 FunctionHandler]: Unknown extern function seq_puts [2022-12-13 22:21:13,039 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,040 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-13 22:21:13,082 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,082 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,083 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,084 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,085 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,086 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,087 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,087 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,088 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,089 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,090 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,091 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,091 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-13 22:21:13,093 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-13 22:21:13,093 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-13 22:21:13,096 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:13,096 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-13 22:21:13,096 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-13 22:21:13,096 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:13,097 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-13 22:21:13,097 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:13,097 WARN L623 FunctionHandler]: Unknown extern function single_release [2022-12-13 22:21:13,115 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 22:21:13,117 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-12-13 22:21:13,117 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 22:21:13,118 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-13 22:21:13,118 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-13 22:21:13,118 WARN L623 FunctionHandler]: Unknown extern function cdev_del [2022-12-13 22:21:13,119 WARN L623 FunctionHandler]: Unknown extern function register_chrdev_region [2022-12-13 22:21:13,119 WARN L623 FunctionHandler]: Unknown extern function scsi_register_interface [2022-12-13 22:21:13,120 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-13 22:21:13,120 WARN L623 FunctionHandler]: Unknown extern function class_interface_unregister [2022-12-13 22:21:13,120 WARN L623 FunctionHandler]: Unknown extern function unregister_chrdev_region [2022-12-13 22:21:13,121 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-13 22:21:13,122 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-13 22:21:13,122 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-13 22:21:13,138 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 22:21:13,144 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-13 22:21:13,163 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625473,625486] [2022-12-13 22:21:13,164 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625618,625631] [2022-12-13 22:21:13,164 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625764,625777] [2022-12-13 22:21:13,164 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[625929,625942] [2022-12-13 22:21:13,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626087,626100] [2022-12-13 22:21:13,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626245,626258] [2022-12-13 22:21:13,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626403,626416] [2022-12-13 22:21:13,166 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626563,626576] [2022-12-13 22:21:13,166 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626722,626735] [2022-12-13 22:21:13,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[626861,626874] [2022-12-13 22:21:13,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627003,627016] [2022-12-13 22:21:13,167 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627152,627165] [2022-12-13 22:21:13,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627291,627304] [2022-12-13 22:21:13,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627446,627459] [2022-12-13 22:21:13,168 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627606,627619] [2022-12-13 22:21:13,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627757,627770] [2022-12-13 22:21:13,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[627908,627921] [2022-12-13 22:21:13,169 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628060,628073] [2022-12-13 22:21:13,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628209,628222] [2022-12-13 22:21:13,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628357,628370] [2022-12-13 22:21:13,170 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628514,628527] [2022-12-13 22:21:13,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628663,628676] [2022-12-13 22:21:13,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628819,628832] [2022-12-13 22:21:13,171 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[628972,628985] [2022-12-13 22:21:13,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629118,629131] [2022-12-13 22:21:13,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629261,629274] [2022-12-13 22:21:13,172 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629413,629426] [2022-12-13 22:21:13,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629559,629572] [2022-12-13 22:21:13,173 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629704,629717] [2022-12-13 22:21:13,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[629858,629871] [2022-12-13 22:21:13,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630009,630022] [2022-12-13 22:21:13,174 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630164,630177] [2022-12-13 22:21:13,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630316,630329] [2022-12-13 22:21:13,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630471,630484] [2022-12-13 22:21:13,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630635,630648] [2022-12-13 22:21:13,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630791,630804] [2022-12-13 22:21:13,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[630955,630968] [2022-12-13 22:21:13,176 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631097,631110] [2022-12-13 22:21:13,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631255,631268] [2022-12-13 22:21:13,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631422,631435] [2022-12-13 22:21:13,177 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631581,631594] [2022-12-13 22:21:13,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631740,631753] [2022-12-13 22:21:13,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[631889,631902] [2022-12-13 22:21:13,178 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632036,632049] [2022-12-13 22:21:13,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632175,632188] [2022-12-13 22:21:13,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632338,632351] [2022-12-13 22:21:13,179 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632504,632517] [2022-12-13 22:21:13,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632668,632681] [2022-12-13 22:21:13,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632833,632846] [2022-12-13 22:21:13,180 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[632998,633011] [2022-12-13 22:21:13,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633164,633177] [2022-12-13 22:21:13,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633329,633342] [2022-12-13 22:21:13,181 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633496,633509] [2022-12-13 22:21:13,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633656,633669] [2022-12-13 22:21:13,182 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633818,633831] [2022-12-13 22:21:13,183 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[633977,633990] [2022-12-13 22:21:13,183 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634123,634136] [2022-12-13 22:21:13,183 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634266,634279] [2022-12-13 22:21:13,184 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634410,634423] [2022-12-13 22:21:13,184 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634553,634566] [2022-12-13 22:21:13,184 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634697,634710] [2022-12-13 22:21:13,185 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634838,634851] [2022-12-13 22:21:13,185 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[634976,634989] [2022-12-13 22:21:13,185 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635134,635147] [2022-12-13 22:21:13,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635293,635306] [2022-12-13 22:21:13,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635449,635462] [2022-12-13 22:21:13,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635598,635611] [2022-12-13 22:21:13,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635750,635763] [2022-12-13 22:21:13,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[635901,635914] [2022-12-13 22:21:13,187 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636050,636063] [2022-12-13 22:21:13,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636202,636215] [2022-12-13 22:21:13,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636350,636363] [2022-12-13 22:21:13,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636503,636516] [2022-12-13 22:21:13,189 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636654,636667] [2022-12-13 22:21:13,189 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636804,636817] [2022-12-13 22:21:13,190 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[636951,636964] [2022-12-13 22:21:13,190 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637102,637115] [2022-12-13 22:21:13,190 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637253,637266] [2022-12-13 22:21:13,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637401,637414] [2022-12-13 22:21:13,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637567,637580] [2022-12-13 22:21:13,191 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637736,637749] [2022-12-13 22:21:13,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[637903,637916] [2022-12-13 22:21:13,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638071,638084] [2022-12-13 22:21:13,192 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638221,638234] [2022-12-13 22:21:13,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638368,638381] [2022-12-13 22:21:13,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638529,638542] [2022-12-13 22:21:13,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638699,638712] [2022-12-13 22:21:13,193 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--sg.ko.cil.i[638861,638874] [2022-12-13 22:21:13,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 22:21:13,384 INFO L208 MainTranslator]: Completed translation [2022-12-13 22:21:13,384 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13 WrapperNode [2022-12-13 22:21:13,384 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 22:21:13,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 22:21:13,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 22:21:13,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 22:21:13,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,457 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,683 INFO L138 Inliner]: procedures = 767, calls = 3629, calls flagged for inlining = 392, calls inlined = 328, statements flattened = 11190 [2022-12-13 22:21:13,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 22:21:13,684 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 22:21:13,684 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 22:21:13,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 22:21:13,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,731 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,935 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:13,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 22:21:13,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 22:21:13,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 22:21:13,996 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 22:21:13,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (1/1) ... [2022-12-13 22:21:14,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 22:21:14,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:21:14,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 22:21:14,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 22:21:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-12-13 22:21:14,049 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-12-13 22:21:14,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-12-13 22:21:14,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__class_registration_with_usb_gadget [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-12-13 22:21:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure sg_rq_end_io_usercontext [2022-12-13 22:21:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_rq_end_io_usercontext [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 22:21:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-13 22:21:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-12-13 22:21:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-12-13 22:21:14,050 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-12-13 22:21:14,050 INFO L130 BoogieDeclarations]: Found specification of procedure srp_done [2022-12-13 22:21:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure srp_done [2022-12-13 22:21:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_block_when_processing_errors [2022-12-13 22:21:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_block_when_processing_errors [2022-12-13 22:21:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 22:21:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 22:21:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure sg_read [2022-12-13 22:21:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_read [2022-12-13 22:21:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 22:21:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-13 22:21:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure sg_mmap [2022-12-13 22:21:14,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_mmap [2022-12-13 22:21:14,051 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure sg_res_in_use [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_res_in_use [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure max_sectors_bytes [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure max_sectors_bytes [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_device_put [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_device_put [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-13 22:21:14,052 INFO L130 BoogieDeclarations]: Found specification of procedure sg_common_write [2022-12-13 22:21:14,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_common_write [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devstrs [2022-12-13 22:21:14,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devstrs [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-13 22:21:14,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2022-12-13 22:21:14,053 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-13 22:21:14,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-13 22:21:14,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del [2022-12-13 22:21:14,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del [2022-12-13 22:21:14,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_unlock [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_device [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_device [2022-12-13 22:21:14,054 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-12-13 22:21:14,054 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-13 22:21:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure sg_allow_access [2022-12-13 22:21:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_allow_access [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure __rwlock_init [2022-12-13 22:21:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __rwlock_init [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-13 22:21:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-13 22:21:14,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-13 22:21:14,055 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_start [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_start [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-13 22:21:14,056 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user [2022-12-13 22:21:14,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2022-12-13 22:21:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_open_rel_lock_of_sg_device [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 22:21:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 22:21:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure sg_lookup_dev [2022-12-13 22:21:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_lookup_dev [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_sfp_usercontext [2022-12-13 22:21:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_sfp_usercontext [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_scat [2022-12-13 22:21:14,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_scat [2022-12-13 22:21:14,057 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_devhdr [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_devhdr [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_put_blk_rq [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_put_blk_rq [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure sg_fasync [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_fasync [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-12-13 22:21:14,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_fs_char_dev__double_registration [2022-12-13 22:21:14,058 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_write [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_write [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-12-13 22:21:14,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_write_lock [2022-12-13 22:21:14,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_write_lock [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-12-13 22:21:14,060 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2022-12-13 22:21:14,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2022-12-13 22:21:14,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_unlock [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-13 22:21:14,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 22:21:14,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_open [2022-12-13 22:21:14,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_open [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure queue_max_segments [2022-12-13 22:21:14,061 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_max_segments [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2022-12-13 22:21:14,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~X~int~TO~int [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure sg_write [2022-12-13 22:21:14,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_write [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 22:21:14,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-13 22:21:14,061 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_next [2022-12-13 22:21:14,061 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_next [2022-12-13 22:21:14,061 INFO L130 BoogieDeclarations]: Found specification of procedure sg_new_read [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_new_read [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_reserve [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_reserve [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_dressz [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_dressz [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_debug [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_debug [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure sg_build_indirect [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_build_indirect [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-13 22:21:14,062 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-13 22:21:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure sg_open [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_open [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_version [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_version [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 22:21:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 22:21:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-13 22:21:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure sg_finish_rem_req [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_finish_rem_req [2022-12-13 22:21:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_dev [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_dev [2022-12-13 22:21:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-13 22:21:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-12-13 22:21:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_devstrs [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_devstrs [2022-12-13 22:21:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2022-12-13 22:21:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-13 22:21:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_destroy_class [2022-12-13 22:21:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_destroy_class [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-12-13 22:21:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-12-13 22:21:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure sg_poll [2022-12-13 22:21:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_poll [2022-12-13 22:21:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-13 22:21:14,065 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-13 22:21:14,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_int [2022-12-13 22:21:14,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_int [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure sg_remove_request [2022-12-13 22:21:14,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_remove_request [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-13 22:21:14,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-13 22:21:14,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 22:21:14,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-13 22:21:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_debug [2022-12-13 22:21:14,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_debug [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-13 22:21:14,067 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 22:21:14,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-12-13 22:21:14,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_base_class__double_registration [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_block_request__double_get [2022-12-13 22:21:14,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_block_request__double_get [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_destroy_class [2022-12-13 22:21:14,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_destroy_class [2022-12-13 22:21:14,067 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_write_adio [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_write_adio [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_devhdr [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_devhdr [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_read_lock [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_read_lock [2022-12-13 22:21:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2022-12-13 22:21:14,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2022-12-13 22:21:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_sg_index_idr [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_open_dev [2022-12-13 22:21:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_open_dev [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_autopm_put_device [2022-12-13 22:21:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_autopm_put_device [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure dev_seq_stop [2022-12-13 22:21:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_seq_stop [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-12-13 22:21:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-13 22:21:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-13 22:21:14,069 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-13 22:21:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure sg_get_rq_mark [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_get_rq_mark [2022-12-13 22:21:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-13 22:21:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-13 22:21:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-13 22:21:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure blk_trace_startstop [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_trace_startstop [2022-12-13 22:21:14,070 INFO L130 BoogieDeclarations]: Found specification of procedure sg_release [2022-12-13 22:21:14,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_release [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_open_rel_lock_of_sg_device [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-12-13 22:21:14,071 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_dressz [2022-12-13 22:21:14,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_dressz [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 22:21:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-13 22:21:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 22:21:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2022-12-13 22:21:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_fasync [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 22:21:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-13 22:21:14,072 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-12-13 22:21:14,072 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure copy_user_generic [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_user_generic [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure sg_ioctl [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_ioctl [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_unregister_chrdev_region [2022-12-13 22:21:14,073 INFO L130 BoogieDeclarations]: Found specification of procedure sg_compat_ioctl [2022-12-13 22:21:14,073 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_compat_ioctl [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_seq_show_version [2022-12-13 22:21:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_seq_show_version [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-12-13 22:21:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_unregister_chrdev_region [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-12-13 22:21:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-12-13 22:21:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure sg_vma_fault [2022-12-13 22:21:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_vma_fault [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-13 22:21:14,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-13 22:21:14,074 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure sg_add_request [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_add_request [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-12-13 22:21:14,075 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-12-13 22:21:14,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-12-13 22:21:14,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-12-13 22:21:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul_from_user [2022-12-13 22:21:14,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul_from_user [2022-12-13 22:21:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 22:21:14,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 22:21:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 22:21:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-12-13 22:21:14,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadget [2022-12-13 22:21:14,076 INFO L130 BoogieDeclarations]: Found specification of procedure sg_proc_single_open_adio [2022-12-13 22:21:14,076 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_proc_single_open_adio [2022-12-13 22:21:14,992 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 22:21:14,997 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 22:21:15,573 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_case_8#1: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_case_4#1: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_case_2#1: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: assume 0 != __copy_to_user_nocheck_~tmp___1~3#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5846: assume !(0 != __copy_to_user_nocheck_~tmp___1~3#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume 16 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:15,634 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5805: assume !(16 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5830: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret137#1 && __copy_to_user_nocheck_#t~ret137#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___0~6#1 := __copy_to_user_nocheck_#t~ret137#1;havoc __copy_to_user_nocheck_#t~ret137#1; [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume 10 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5801: assume !(10 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_case_16#1: SUMMARY for call __copy_to_user_nocheck_#t~ret138#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_case_10#1: SUMMARY for call __copy_to_user_nocheck_#t~ret137#1 := ldv__builtin_expect((if 0 != __copy_to_user_nocheck_~ret~2#1 then 1 else 0), 0); srcloc: null [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume 8 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5797: assume !(8 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume 4 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5793: assume !(4 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:15,635 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume 2 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5789: assume !(2 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_to_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_case_1#1: __copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_to_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_to_user_nocheck_switch_default#1: SUMMARY for call __copy_to_user_nocheck_#t~ret139#1 := copy_user_generic(__copy_to_user_nocheck_~dst#1.base, __copy_to_user_nocheck_~dst#1.offset, __copy_to_user_nocheck_~src#1.base, __copy_to_user_nocheck_~src#1.offset, __copy_to_user_nocheck_~size#1); srcloc: null [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5856: __copy_to_user_nocheck_~tmp___2~3#1 := __copy_to_user_nocheck_#t~ret139#1;havoc __copy_to_user_nocheck_#t~ret139#1;__copy_to_user_nocheck_#res#1 := (if __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 else __copy_to_user_nocheck_~tmp___2~3#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5844: assume -9223372036854775808 <= __copy_to_user_nocheck_#t~ret138#1 && __copy_to_user_nocheck_#t~ret138#1 <= 9223372036854775807;__copy_to_user_nocheck_~tmp___1~3#1 := __copy_to_user_nocheck_#t~ret138#1;havoc __copy_to_user_nocheck_#t~ret138#1; [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: assume 0 != __copy_to_user_nocheck_~tmp___0~6#1;__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:15,636 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5832: assume !(0 != __copy_to_user_nocheck_~tmp___0~6#1);__copy_to_user_nocheck_#res#1 := __copy_to_user_nocheck_~ret~2#1; [2022-12-13 22:21:19,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume 16 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:19,792 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5696: assume !(16 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_switch_default#1: SUMMARY for call __copy_from_user_nocheck_#t~ret134#1 := copy_user_generic(__copy_from_user_nocheck_~dst#1.base, __copy_from_user_nocheck_~dst#1.offset, __copy_from_user_nocheck_~src#1.base, __copy_from_user_nocheck_~src#1.offset, __copy_from_user_nocheck_~size#1); srcloc: null [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume 10 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5692: assume !(10 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume 8 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5688: assume !(8 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume 4 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5684: assume !(4 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_case_2#1: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_case_4#1: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume 2 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:19,793 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5680: assume !(2 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_case_8#1: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5726: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret132#1 && __copy_from_user_nocheck_#t~ret132#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___0~5#1 := __copy_from_user_nocheck_#t~ret132#1;havoc __copy_from_user_nocheck_#t~ret132#1; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: assume 0 != __copy_from_user_nocheck_~tmp___1~2#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5743: assume !(0 != __copy_from_user_nocheck_~tmp___1~2#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_case_16#1: SUMMARY for call __copy_from_user_nocheck_#t~ret133#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_case_1#1: __copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1: assume 1 == __copy_from_user_nocheck_~size#1 % 4294967296; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##2: assume !(1 == __copy_from_user_nocheck_~size#1 % 4294967296); [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5728: assume 0 != __copy_from_user_nocheck_~tmp___0~5#1;__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,794 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5728: assume !(0 != __copy_from_user_nocheck_~tmp___0~5#1);__copy_from_user_nocheck_#res#1 := __copy_from_user_nocheck_~ret~1#1; [2022-12-13 22:21:19,795 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5753: __copy_from_user_nocheck_~tmp___2~2#1 := __copy_from_user_nocheck_#t~ret134#1;havoc __copy_from_user_nocheck_#t~ret134#1;__copy_from_user_nocheck_#res#1 := (if __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 <= 2147483647 then __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 else __copy_from_user_nocheck_~tmp___2~2#1 % 18446744073709551616 % 4294967296 - 4294967296); [2022-12-13 22:21:19,795 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L5741: assume -9223372036854775808 <= __copy_from_user_nocheck_#t~ret133#1 && __copy_from_user_nocheck_#t~ret133#1 <= 9223372036854775807;__copy_from_user_nocheck_~tmp___1~2#1 := __copy_from_user_nocheck_#t~ret133#1;havoc __copy_from_user_nocheck_#t~ret133#1; [2022-12-13 22:21:19,795 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint __copy_from_user_nocheck_case_10#1: SUMMARY for call __copy_from_user_nocheck_#t~ret132#1 := ldv__builtin_expect((if 0 != __copy_from_user_nocheck_~ret~1#1 then 1 else 0), 0); srcloc: null [2022-12-13 22:21:21,170 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 22:21:21,186 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 22:21:21,187 INFO L300 CfgBuilder]: Removed 27 assume(true) statements. [2022-12-13 22:21:21,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:21:21 BoogieIcfgContainer [2022-12-13 22:21:21,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 22:21:21,217 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 22:21:21,217 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 22:21:21,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 22:21:21,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 10:21:08" (1/3) ... [2022-12-13 22:21:21,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@127f72a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:21:21, skipping insertion in model container [2022-12-13 22:21:21,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 10:21:13" (2/3) ... [2022-12-13 22:21:21,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@127f72a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 10:21:21, skipping insertion in model container [2022-12-13 22:21:21,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 10:21:21" (3/3) ... [2022-12-13 22:21:21,222 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--sg.ko.cil.i [2022-12-13 22:21:21,241 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 22:21:21,241 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 44 error locations. [2022-12-13 22:21:21,337 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 22:21:21,342 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@458cf5ef, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 22:21:21,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 44 error locations. [2022-12-13 22:21:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand has 3783 states, 2550 states have (on average 1.3635294117647059) internal successors, (3477), 2696 states have internal predecessors, (3477), 1016 states have call successors, (1016), 173 states have call predecessors, (1016), 172 states have return successors, (989), 959 states have call predecessors, (989), 989 states have call successors, (989) [2022-12-13 22:21:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-13 22:21:21,361 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:21:21,361 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-12-13 22:21:21,362 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_fs_char_dev__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:21:21,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:21:21,366 INFO L85 PathProgramCache]: Analyzing trace with hash 2070769959, now seen corresponding path program 1 times [2022-12-13 22:21:21,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:21:21,373 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148656269] [2022-12-13 22:21:21,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:21:21,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:21:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:21,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:21:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:21,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:21:21,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:21,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:21,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-13 22:21:21,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:21:21,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148656269] [2022-12-13 22:21:21,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148656269] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:21:21,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:21:21,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 22:21:21,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720817645] [2022-12-13 22:21:21,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:21:21,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 22:21:21,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:21:22,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 22:21:22,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:21:22,033 INFO L87 Difference]: Start difference. First operand has 3783 states, 2550 states have (on average 1.3635294117647059) internal successors, (3477), 2696 states have internal predecessors, (3477), 1016 states have call successors, (1016), 173 states have call predecessors, (1016), 172 states have return successors, (989), 959 states have call predecessors, (989), 989 states have call successors, (989) Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 22:21:22,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:21:22,553 INFO L93 Difference]: Finished difference Result 11162 states and 16687 transitions. [2022-12-13 22:21:22,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:21:22,555 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 34 [2022-12-13 22:21:22,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:21:22,592 INFO L225 Difference]: With dead ends: 11162 [2022-12-13 22:21:22,592 INFO L226 Difference]: Without dead ends: 7330 [2022-12-13 22:21:22,613 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 22:21:22,615 INFO L413 NwaCegarLoop]: 10430 mSDtfsCounter, 5266 mSDsluCounter, 26039 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5267 SdHoareTripleChecker+Valid, 36469 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:21:22,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5267 Valid, 36469 Invalid, 15 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:21:22,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7330 states. [2022-12-13 22:21:22,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7330 to 7229. [2022-12-13 22:21:22,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7229 states, 4902 states have (on average 1.3025295797633618) internal successors, (6385), 5101 states have internal predecessors, (6385), 1946 states have call successors, (1946), 339 states have call predecessors, (1946), 338 states have return successors, (1944), 1880 states have call predecessors, (1944), 1944 states have call successors, (1944) [2022-12-13 22:21:22,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7229 states to 7229 states and 10275 transitions. [2022-12-13 22:21:22,980 INFO L78 Accepts]: Start accepts. Automaton has 7229 states and 10275 transitions. Word has length 34 [2022-12-13 22:21:22,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:21:22,981 INFO L495 AbstractCegarLoop]: Abstraction has 7229 states and 10275 transitions. [2022-12-13 22:21:22,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 22:21:22,981 INFO L276 IsEmpty]: Start isEmpty. Operand 7229 states and 10275 transitions. [2022-12-13 22:21:22,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-13 22:21:22,983 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:21:22,983 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:21:22,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 22:21:22,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_usb_gadget__chrdev_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:21:22,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:21:22,984 INFO L85 PathProgramCache]: Analyzing trace with hash -1621033764, now seen corresponding path program 1 times [2022-12-13 22:21:22,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:21:22,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307809817] [2022-12-13 22:21:22,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:21:22,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:21:23,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:21:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:21:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:23,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:21:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:23,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:23,376 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-12-13 22:21:23,376 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:21:23,376 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307809817] [2022-12-13 22:21:23,376 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307809817] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:21:23,377 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:21:23,377 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 22:21:23,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412162003] [2022-12-13 22:21:23,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:21:23,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 22:21:23,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:21:23,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 22:21:23,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:21:23,379 INFO L87 Difference]: Start difference. First operand 7229 states and 10275 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 22:21:23,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:21:23,667 INFO L93 Difference]: Finished difference Result 7229 states and 10275 transitions. [2022-12-13 22:21:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 22:21:23,668 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 53 [2022-12-13 22:21:23,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:21:23,714 INFO L225 Difference]: With dead ends: 7229 [2022-12-13 22:21:23,715 INFO L226 Difference]: Without dead ends: 7227 [2022-12-13 22:21:23,720 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-13 22:21:23,720 INFO L413 NwaCegarLoop]: 5203 mSDtfsCounter, 5196 mSDsluCounter, 10403 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5197 SdHoareTripleChecker+Valid, 15606 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:21:23,721 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5197 Valid, 15606 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 22:21:23,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-12-13 22:21:24,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 7227. [2022-12-13 22:21:24,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7227 states, 4901 states have (on average 1.3021832279126708) internal successors, (6382), 5099 states have internal predecessors, (6382), 1946 states have call successors, (1946), 339 states have call predecessors, (1946), 338 states have return successors, (1944), 1880 states have call predecessors, (1944), 1944 states have call successors, (1944) [2022-12-13 22:21:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7227 states to 7227 states and 10272 transitions. [2022-12-13 22:21:24,117 INFO L78 Accepts]: Start accepts. Automaton has 7227 states and 10272 transitions. Word has length 53 [2022-12-13 22:21:24,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:21:24,117 INFO L495 AbstractCegarLoop]: Abstraction has 7227 states and 10272 transitions. [2022-12-13 22:21:24,118 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 22:21:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 7227 states and 10272 transitions. [2022-12-13 22:21:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-13 22:21:24,119 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:21:24,120 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:21:24,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 22:21:24,120 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_base_class__double_registrationErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:21:24,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:21:24,120 INFO L85 PathProgramCache]: Analyzing trace with hash -1128331491, now seen corresponding path program 1 times [2022-12-13 22:21:24,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:21:24,120 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759229007] [2022-12-13 22:21:24,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:21:24,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:21:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:21:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:21:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:21:24,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:24,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:21:24,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 22:21:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:21:24,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 22:21:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:24,591 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-12-13 22:21:24,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:21:24,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759229007] [2022-12-13 22:21:24,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759229007] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:21:24,591 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:21:24,591 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:21:24,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807857748] [2022-12-13 22:21:24,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:21:24,592 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:21:24,592 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:21:24,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:21:24,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:21:24,594 INFO L87 Difference]: Start difference. First operand 7227 states and 10272 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 22:21:34,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:21:34,680 INFO L93 Difference]: Finished difference Result 15662 states and 22648 transitions. [2022-12-13 22:21:34,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 22:21:34,681 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 3 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 85 [2022-12-13 22:21:34,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:21:34,741 INFO L225 Difference]: With dead ends: 15662 [2022-12-13 22:21:34,741 INFO L226 Difference]: Without dead ends: 15660 [2022-12-13 22:21:34,748 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 22:21:34,749 INFO L413 NwaCegarLoop]: 5453 mSDtfsCounter, 6830 mSDsluCounter, 15135 mSDsCounter, 0 mSdLazyCounter, 9972 mSolverCounterSat, 2543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7603 SdHoareTripleChecker+Valid, 20588 SdHoareTripleChecker+Invalid, 12515 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2543 IncrementalHoareTripleChecker+Valid, 9972 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-12-13 22:21:34,749 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7603 Valid, 20588 Invalid, 12515 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2543 Valid, 9972 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2022-12-13 22:21:34,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15660 states. [2022-12-13 22:21:35,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15660 to 14012. [2022-12-13 22:21:35,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14012 states, 9528 states have (on average 1.3051007556675063) internal successors, (12435), 9881 states have internal predecessors, (12435), 3812 states have call successors, (3812), 632 states have call predecessors, (3812), 631 states have return successors, (3814), 3680 states have call predecessors, (3814), 3810 states have call successors, (3814) [2022-12-13 22:21:35,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14012 states to 14012 states and 20061 transitions. [2022-12-13 22:21:35,382 INFO L78 Accepts]: Start accepts. Automaton has 14012 states and 20061 transitions. Word has length 85 [2022-12-13 22:21:35,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:21:35,382 INFO L495 AbstractCegarLoop]: Abstraction has 14012 states and 20061 transitions. [2022-12-13 22:21:35,383 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-13 22:21:35,383 INFO L276 IsEmpty]: Start isEmpty. Operand 14012 states and 20061 transitions. [2022-12-13 22:21:35,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-12-13 22:21:35,384 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:21:35,384 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:21:35,384 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 22:21:35,385 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:21:35,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:21:35,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1440160126, now seen corresponding path program 1 times [2022-12-13 22:21:35,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:21:35,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885738569] [2022-12-13 22:21:35,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:21:35,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:21:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:21:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:21:35,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:35,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:21:35,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:35,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:21:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 22:21:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:21:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 22:21:35,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:21:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 22:21:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:35,864 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2022-12-13 22:21:35,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:21:35,864 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885738569] [2022-12-13 22:21:35,864 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885738569] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:21:35,864 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:21:35,864 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:21:35,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927566128] [2022-12-13 22:21:35,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:21:35,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:21:35,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:21:35,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:21:35,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:21:35,866 INFO L87 Difference]: Start difference. First operand 14012 states and 20061 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 22:21:40,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:21:40,874 INFO L93 Difference]: Finished difference Result 15310 states and 22276 transitions. [2022-12-13 22:21:40,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 22:21:40,874 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (13), 3 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 98 [2022-12-13 22:21:40,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:21:40,918 INFO L225 Difference]: With dead ends: 15310 [2022-12-13 22:21:40,919 INFO L226 Difference]: Without dead ends: 15308 [2022-12-13 22:21:40,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 22:21:40,923 INFO L413 NwaCegarLoop]: 4278 mSDtfsCounter, 5853 mSDsluCounter, 9802 mSDsCounter, 0 mSdLazyCounter, 5211 mSolverCounterSat, 1648 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6459 SdHoareTripleChecker+Valid, 14080 SdHoareTripleChecker+Invalid, 6859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1648 IncrementalHoareTripleChecker+Valid, 5211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-12-13 22:21:40,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6459 Valid, 14080 Invalid, 6859 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1648 Valid, 5211 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-12-13 22:21:40,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15308 states. [2022-12-13 22:21:41,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15308 to 14010. [2022-12-13 22:21:41,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14010 states, 9527 states have (on average 1.3047129211714075) internal successors, (12430), 9879 states have internal predecessors, (12430), 3812 states have call successors, (3812), 632 states have call predecessors, (3812), 631 states have return successors, (3814), 3680 states have call predecessors, (3814), 3810 states have call successors, (3814) [2022-12-13 22:21:41,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14010 states to 14010 states and 20056 transitions. [2022-12-13 22:21:41,561 INFO L78 Accepts]: Start accepts. Automaton has 14010 states and 20056 transitions. Word has length 98 [2022-12-13 22:21:41,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:21:41,561 INFO L495 AbstractCegarLoop]: Abstraction has 14010 states and 20056 transitions. [2022-12-13 22:21:41,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 22:21:41,561 INFO L276 IsEmpty]: Start isEmpty. Operand 14010 states and 20056 transitions. [2022-12-13 22:21:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-13 22:21:41,563 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:21:41,564 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:21:41,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 22:21:41,564 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:21:41,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:21:41,564 INFO L85 PathProgramCache]: Analyzing trace with hash 1469043496, now seen corresponding path program 1 times [2022-12-13 22:21:41,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:21:41,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051078787] [2022-12-13 22:21:41,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:21:41,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:21:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:21:41,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:21:41,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:41,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:21:41,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:21:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:21:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:21:41,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:21:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:21:41,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:21:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:41,960 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:21:41,960 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:21:41,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051078787] [2022-12-13 22:21:41,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051078787] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:21:41,960 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:21:41,961 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:21:41,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421231226] [2022-12-13 22:21:41,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:21:41,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:21:41,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:21:41,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:21:41,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:21:41,962 INFO L87 Difference]: Start difference. First operand 14010 states and 20056 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 22:21:49,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:21:51,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:21:51,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:21:51,756 INFO L93 Difference]: Finished difference Result 14010 states and 20056 transitions. [2022-12-13 22:21:51,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 22:21:51,756 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 4 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 99 [2022-12-13 22:21:51,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:21:51,789 INFO L225 Difference]: With dead ends: 14010 [2022-12-13 22:21:51,790 INFO L226 Difference]: Without dead ends: 14008 [2022-12-13 22:21:51,794 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 22:21:51,795 INFO L413 NwaCegarLoop]: 1408 mSDtfsCounter, 8601 mSDsluCounter, 2458 mSDsCounter, 0 mSdLazyCounter, 8648 mSolverCounterSat, 4516 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8944 SdHoareTripleChecker+Valid, 3866 SdHoareTripleChecker+Invalid, 13164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 8648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.1s IncrementalHoareTripleChecker+Time [2022-12-13 22:21:51,795 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8944 Valid, 3866 Invalid, 13164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4516 Valid, 8648 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2022-12-13 22:21:51,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14008 states. [2022-12-13 22:21:52,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14008 to 14008. [2022-12-13 22:21:52,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14008 states, 9526 states have (on average 1.3045349569598992) internal successors, (12427), 9877 states have internal predecessors, (12427), 3812 states have call successors, (3812), 632 states have call predecessors, (3812), 631 states have return successors, (3814), 3680 states have call predecessors, (3814), 3810 states have call successors, (3814) [2022-12-13 22:21:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14008 states to 14008 states and 20053 transitions. [2022-12-13 22:21:52,460 INFO L78 Accepts]: Start accepts. Automaton has 14008 states and 20053 transitions. Word has length 99 [2022-12-13 22:21:52,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:21:52,461 INFO L495 AbstractCegarLoop]: Abstraction has 14008 states and 20053 transitions. [2022-12-13 22:21:52,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-13 22:21:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 14008 states and 20053 transitions. [2022-12-13 22:21:52,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-13 22:21:52,462 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:21:52,462 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:21:52,462 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 22:21:52,462 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:21:52,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:21:52,463 INFO L85 PathProgramCache]: Analyzing trace with hash 29144186, now seen corresponding path program 1 times [2022-12-13 22:21:52,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:21:52,463 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125878764] [2022-12-13 22:21:52,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:21:52,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:21:52,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:21:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:21:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:52,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:52,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:21:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:21:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:21:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:21:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:21:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:21:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:21:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:21:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:21:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:21:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:21:52,944 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:21:52,944 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:21:52,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125878764] [2022-12-13 22:21:52,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125878764] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:21:52,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:21:52,945 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:21:52,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020495432] [2022-12-13 22:21:52,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:21:52,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:21:52,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:21:52,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:21:52,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:21:52,946 INFO L87 Difference]: Start difference. First operand 14008 states and 20053 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 22:22:07,475 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:22:10,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:22:10,112 INFO L93 Difference]: Finished difference Result 27798 states and 40109 transitions. [2022-12-13 22:22:10,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 22:22:10,112 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 4 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 105 [2022-12-13 22:22:10,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:22:10,186 INFO L225 Difference]: With dead ends: 27798 [2022-12-13 22:22:10,186 INFO L226 Difference]: Without dead ends: 27796 [2022-12-13 22:22:10,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 22:22:10,196 INFO L413 NwaCegarLoop]: 1781 mSDtfsCounter, 13349 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 15525 mSolverCounterSat, 7740 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13652 SdHoareTripleChecker+Valid, 5228 SdHoareTripleChecker+Invalid, 23265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7740 IncrementalHoareTripleChecker+Valid, 15525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2022-12-13 22:22:10,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13652 Valid, 5228 Invalid, 23265 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7740 Valid, 15525 Invalid, 0 Unknown, 0 Unchecked, 15.8s Time] [2022-12-13 22:22:10,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27796 states. [2022-12-13 22:22:11,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27796 to 27483. [2022-12-13 22:22:11,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27483 states, 18721 states have (on average 1.306340473265317) internal successors, (24456), 19374 states have internal predecessors, (24456), 7506 states have call successors, (7506), 1218 states have call predecessors, (7506), 1217 states have return successors, (7812), 7244 states have call predecessors, (7812), 7504 states have call successors, (7812) [2022-12-13 22:22:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27483 states to 27483 states and 39774 transitions. [2022-12-13 22:22:11,548 INFO L78 Accepts]: Start accepts. Automaton has 27483 states and 39774 transitions. Word has length 105 [2022-12-13 22:22:11,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:22:11,549 INFO L495 AbstractCegarLoop]: Abstraction has 27483 states and 39774 transitions. [2022-12-13 22:22:11,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-13 22:22:11,549 INFO L276 IsEmpty]: Start isEmpty. Operand 27483 states and 39774 transitions. [2022-12-13 22:22:11,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-13 22:22:11,550 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:22:11,550 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:22:11,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 22:22:11,551 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:22:11,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:22:11,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1291065044, now seen corresponding path program 1 times [2022-12-13 22:22:11,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:22:11,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032486818] [2022-12-13 22:22:11,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:22:11,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:22:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:22:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:22:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:22:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:22:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:22:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:22:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:22:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:22:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:22:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:22:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:22:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:22:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:22:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:11,941 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:22:11,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:22:11,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032486818] [2022-12-13 22:22:11,941 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032486818] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:22:11,942 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:22:11,942 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:22:11,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827130552] [2022-12-13 22:22:11,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:22:11,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:22:11,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:22:11,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:22:11,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:22:11,943 INFO L87 Difference]: Start difference. First operand 27483 states and 39774 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 22:22:20,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:22:22,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:22:22,324 INFO L93 Difference]: Finished difference Result 27483 states and 39774 transitions. [2022-12-13 22:22:22,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 22:22:22,325 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 4 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 111 [2022-12-13 22:22:22,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:22:22,404 INFO L225 Difference]: With dead ends: 27483 [2022-12-13 22:22:22,405 INFO L226 Difference]: Without dead ends: 27481 [2022-12-13 22:22:22,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 22:22:22,413 INFO L413 NwaCegarLoop]: 1408 mSDtfsCounter, 8595 mSDsluCounter, 2458 mSDsCounter, 0 mSdLazyCounter, 8644 mSolverCounterSat, 4516 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8936 SdHoareTripleChecker+Valid, 3866 SdHoareTripleChecker+Invalid, 13160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 8644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-12-13 22:22:22,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8936 Valid, 3866 Invalid, 13160 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4516 Valid, 8644 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2022-12-13 22:22:22,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27481 states. [2022-12-13 22:22:23,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27481 to 27481. [2022-12-13 22:22:23,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27481 states, 18720 states have (on average 1.30625) internal successors, (24453), 19372 states have internal predecessors, (24453), 7506 states have call successors, (7506), 1218 states have call predecessors, (7506), 1217 states have return successors, (7812), 7244 states have call predecessors, (7812), 7504 states have call successors, (7812) [2022-12-13 22:22:23,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27481 states to 27481 states and 39771 transitions. [2022-12-13 22:22:23,738 INFO L78 Accepts]: Start accepts. Automaton has 27481 states and 39771 transitions. Word has length 111 [2022-12-13 22:22:23,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:22:23,739 INFO L495 AbstractCegarLoop]: Abstraction has 27481 states and 39771 transitions. [2022-12-13 22:22:23,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-13 22:22:23,739 INFO L276 IsEmpty]: Start isEmpty. Operand 27481 states and 39771 transitions. [2022-12-13 22:22:23,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-12-13 22:22:23,741 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:22:23,741 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:22:23,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 22:22:23,741 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:22:23,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:22:23,742 INFO L85 PathProgramCache]: Analyzing trace with hash 2047589871, now seen corresponding path program 1 times [2022-12-13 22:22:23,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:22:23,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464468142] [2022-12-13 22:22:23,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:22:23,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:22:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:22:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:22:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:22:24,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:22:24,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:22:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:22:24,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:22:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:22:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:22:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:22:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:22:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:22:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:22:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:22:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:24,243 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:22:24,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:22:24,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464468142] [2022-12-13 22:22:24,244 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464468142] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:22:24,244 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:22:24,244 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:22:24,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511313161] [2022-12-13 22:22:24,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:22:24,245 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:22:24,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:22:24,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:22:24,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:22:24,246 INFO L87 Difference]: Start difference. First operand 27481 states and 39771 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 22:22:40,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:22:42,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:22:42,558 INFO L93 Difference]: Finished difference Result 53646 states and 78516 transitions. [2022-12-13 22:22:42,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-13 22:22:42,558 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 4 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 117 [2022-12-13 22:22:42,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:22:42,733 INFO L225 Difference]: With dead ends: 53646 [2022-12-13 22:22:42,733 INFO L226 Difference]: Without dead ends: 53644 [2022-12-13 22:22:42,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 22:22:42,798 INFO L413 NwaCegarLoop]: 1728 mSDtfsCounter, 13203 mSDsluCounter, 3324 mSDsCounter, 0 mSdLazyCounter, 15344 mSolverCounterSat, 7629 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13504 SdHoareTripleChecker+Valid, 5052 SdHoareTripleChecker+Invalid, 22973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7629 IncrementalHoareTripleChecker+Valid, 15344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.6s IncrementalHoareTripleChecker+Time [2022-12-13 22:22:42,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13504 Valid, 5052 Invalid, 22973 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7629 Valid, 15344 Invalid, 0 Unknown, 0 Unchecked, 15.6s Time] [2022-12-13 22:22:42,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53644 states. [2022-12-13 22:22:45,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53644 to 53495. [2022-12-13 22:22:45,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53495 states, 36516 states have (on average 1.3094807755504436) internal successors, (47817), 37776 states have internal predecessors, (47817), 14571 states have call successors, (14571), 2371 states have call predecessors, (14571), 2370 states have return successors, (15989), 14045 states have call predecessors, (15989), 14569 states have call successors, (15989) [2022-12-13 22:22:45,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53495 states to 53495 states and 78377 transitions. [2022-12-13 22:22:45,475 INFO L78 Accepts]: Start accepts. Automaton has 53495 states and 78377 transitions. Word has length 117 [2022-12-13 22:22:45,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:22:45,475 INFO L495 AbstractCegarLoop]: Abstraction has 53495 states and 78377 transitions. [2022-12-13 22:22:45,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-13 22:22:45,475 INFO L276 IsEmpty]: Start isEmpty. Operand 53495 states and 78377 transitions. [2022-12-13 22:22:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 22:22:45,477 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:22:45,477 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:22:45,477 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 22:22:45,477 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:22:45,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:22:45,478 INFO L85 PathProgramCache]: Analyzing trace with hash -761040627, now seen corresponding path program 1 times [2022-12-13 22:22:45,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:22:45,478 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [175888649] [2022-12-13 22:22:45,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:22:45,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:22:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:22:45,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:22:45,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:22:45,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:22:45,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:45,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:22:45,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:22:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:22:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:22:45,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:22:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:22:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:22:45,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:22:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 22:22:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 22:22:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:22:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-12-13 22:22:45,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:22:45,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [175888649] [2022-12-13 22:22:45,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [175888649] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:22:45,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:22:45,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 22:22:45,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719763170] [2022-12-13 22:22:45,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:22:45,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 22:22:45,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:22:45,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 22:22:45,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 22:22:45,794 INFO L87 Difference]: Start difference. First operand 53495 states and 78377 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 22:23:03,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:23:03,612 INFO L93 Difference]: Finished difference Result 159403 states and 235350 transitions. [2022-12-13 22:23:03,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 22:23:03,613 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 118 [2022-12-13 22:23:03,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:23:03,999 INFO L225 Difference]: With dead ends: 159403 [2022-12-13 22:23:03,999 INFO L226 Difference]: Without dead ends: 105914 [2022-12-13 22:23:04,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-12-13 22:23:04,170 INFO L413 NwaCegarLoop]: 1700 mSDtfsCounter, 13518 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 9870 mSolverCounterSat, 7660 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13833 SdHoareTripleChecker+Valid, 3980 SdHoareTripleChecker+Invalid, 17530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7660 IncrementalHoareTripleChecker+Valid, 9870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-12-13 22:23:04,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13833 Valid, 3980 Invalid, 17530 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7660 Valid, 9870 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2022-12-13 22:23:04,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105914 states. [2022-12-13 22:23:09,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105914 to 105605. [2022-12-13 22:23:09,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105605 states, 72142 states have (on average 1.3110116159795957) internal successors, (94579), 74602 states have internal predecessors, (94579), 28769 states have call successors, (28769), 4657 states have call predecessors, (28769), 4656 states have return successors, (33327), 27731 states have call predecessors, (33327), 28767 states have call successors, (33327) [2022-12-13 22:23:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105605 states to 105605 states and 156675 transitions. [2022-12-13 22:23:09,788 INFO L78 Accepts]: Start accepts. Automaton has 105605 states and 156675 transitions. Word has length 118 [2022-12-13 22:23:09,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:23:09,788 INFO L495 AbstractCegarLoop]: Abstraction has 105605 states and 156675 transitions. [2022-12-13 22:23:09,788 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 22:23:09,788 INFO L276 IsEmpty]: Start isEmpty. Operand 105605 states and 156675 transitions. [2022-12-13 22:23:09,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-13 22:23:09,790 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:23:09,790 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:23:09,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 22:23:09,790 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:23:09,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:23:09,791 INFO L85 PathProgramCache]: Analyzing trace with hash -1799625201, now seen corresponding path program 1 times [2022-12-13 22:23:09,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:23:09,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [101116247] [2022-12-13 22:23:09,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:23:09,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:23:09,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:23:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:23:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:23:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:23:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:23:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:23:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:23:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:23:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:23:10,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:23:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:23:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:23:10,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:23:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:23:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 22:23:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2022-12-13 22:23:10,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:10,655 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-12-13 22:23:10,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:23:10,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [101116247] [2022-12-13 22:23:10,656 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [101116247] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:23:10,656 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:23:10,656 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-13 22:23:10,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552423339] [2022-12-13 22:23:10,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:23:10,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-13 22:23:10,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:23:10,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-13 22:23:10,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-13 22:23:10,657 INFO L87 Difference]: Start difference. First operand 105605 states and 156675 transitions. Second operand has 8 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 22:23:35,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:23:43,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:23:43,509 INFO L93 Difference]: Finished difference Result 159161 states and 235694 transitions. [2022-12-13 22:23:43,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 22:23:43,510 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 118 [2022-12-13 22:23:43,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:23:44,074 INFO L225 Difference]: With dead ends: 159161 [2022-12-13 22:23:44,074 INFO L226 Difference]: Without dead ends: 158210 [2022-12-13 22:23:44,132 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=151, Unknown=0, NotChecked=0, Total=210 [2022-12-13 22:23:44,132 INFO L413 NwaCegarLoop]: 1692 mSDtfsCounter, 12661 mSDsluCounter, 5553 mSDsCounter, 0 mSdLazyCounter, 27120 mSolverCounterSat, 7565 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12951 SdHoareTripleChecker+Valid, 7245 SdHoareTripleChecker+Invalid, 34686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7565 IncrementalHoareTripleChecker+Valid, 27120 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 25.2s IncrementalHoareTripleChecker+Time [2022-12-13 22:23:44,133 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12951 Valid, 7245 Invalid, 34686 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7565 Valid, 27120 Invalid, 1 Unknown, 0 Unchecked, 25.2s Time] [2022-12-13 22:23:44,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158210 states. [2022-12-13 22:23:50,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158210 to 105261. [2022-12-13 22:23:50,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105261 states, 71916 states have (on average 1.3109182935647143) internal successors, (94276), 74371 states have internal predecessors, (94276), 28649 states have call successors, (28649), 4659 states have call predecessors, (28649), 4658 states have return successors, (33181), 27614 states have call predecessors, (33181), 28647 states have call successors, (33181) [2022-12-13 22:23:51,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105261 states to 105261 states and 156106 transitions. [2022-12-13 22:23:51,332 INFO L78 Accepts]: Start accepts. Automaton has 105261 states and 156106 transitions. Word has length 118 [2022-12-13 22:23:51,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:23:51,333 INFO L495 AbstractCegarLoop]: Abstraction has 105261 states and 156106 transitions. [2022-12-13 22:23:51,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.571428571428571) internal successors, (60), 5 states have internal predecessors, (60), 4 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-13 22:23:51,333 INFO L276 IsEmpty]: Start isEmpty. Operand 105261 states and 156106 transitions. [2022-12-13 22:23:51,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-13 22:23:51,335 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:23:51,335 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:23:51,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 22:23:51,335 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:23:51,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:23:51,336 INFO L85 PathProgramCache]: Analyzing trace with hash 716518642, now seen corresponding path program 1 times [2022-12-13 22:23:51,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:23:51,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256301413] [2022-12-13 22:23:51,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:23:51,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:23:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:23:51,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:23:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:23:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:23:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:23:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:23:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:23:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:23:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:23:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:23:51,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:23:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:23:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:23:51,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:23:51,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:23:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:23:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:23:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 22:23:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:23:51,773 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:23:51,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:23:51,773 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256301413] [2022-12-13 22:23:51,773 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256301413] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:23:51,773 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:23:51,774 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:23:51,774 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574725882] [2022-12-13 22:23:51,774 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:23:51,774 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:23:51,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:23:51,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:23:51,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:23:51,775 INFO L87 Difference]: Start difference. First operand 105261 states and 156106 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 22:24:10,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:24:16,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:24:16,181 INFO L93 Difference]: Finished difference Result 166813 states and 246450 transitions. [2022-12-13 22:24:16,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 22:24:16,182 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 4 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 123 [2022-12-13 22:24:16,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:24:16,758 INFO L225 Difference]: With dead ends: 166813 [2022-12-13 22:24:16,759 INFO L226 Difference]: Without dead ends: 166811 [2022-12-13 22:24:16,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 22:24:16,818 INFO L413 NwaCegarLoop]: 1851 mSDtfsCounter, 12758 mSDsluCounter, 3712 mSDsCounter, 0 mSdLazyCounter, 16046 mSolverCounterSat, 7491 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13096 SdHoareTripleChecker+Valid, 5563 SdHoareTripleChecker+Invalid, 23538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7491 IncrementalHoareTripleChecker+Valid, 16046 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-12-13 22:24:16,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13096 Valid, 5563 Invalid, 23538 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7491 Valid, 16046 Invalid, 1 Unknown, 0 Unchecked, 15.3s Time] [2022-12-13 22:24:16,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166811 states. [2022-12-13 22:24:26,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166811 to 166381. [2022-12-13 22:24:26,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166381 states, 114015 states have (on average 1.3116344340656931) internal successors, (149546), 117837 states have internal predecessors, (149546), 44643 states have call successors, (44643), 7686 states have call predecessors, (44643), 7685 states have return successors, (51685), 43051 states have call predecessors, (51685), 44641 states have call successors, (51685) [2022-12-13 22:24:26,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166381 states to 166381 states and 245874 transitions. [2022-12-13 22:24:27,009 INFO L78 Accepts]: Start accepts. Automaton has 166381 states and 245874 transitions. Word has length 123 [2022-12-13 22:24:27,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:24:27,009 INFO L495 AbstractCegarLoop]: Abstraction has 166381 states and 245874 transitions. [2022-12-13 22:24:27,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-13 22:24:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 166381 states and 245874 transitions. [2022-12-13 22:24:27,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-13 22:24:27,011 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:24:27,011 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:24:27,011 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-13 22:24:27,012 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_usb_gadget_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:24:27,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:24:27,012 INFO L85 PathProgramCache]: Analyzing trace with hash 2045192518, now seen corresponding path program 1 times [2022-12-13 22:24:27,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:24:27,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957491281] [2022-12-13 22:24:27,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:24:27,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:24:27,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:24:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:24:27,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:24:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:24:27,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:24:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:24:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:24:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:24:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:24:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:24:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:24:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:24:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:24:27,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:24:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 22:24:27,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:24:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 22:24:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:27,324 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-12-13 22:24:27,324 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:24:27,324 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957491281] [2022-12-13 22:24:27,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957491281] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:24:27,325 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:24:27,325 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-13 22:24:27,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680582206] [2022-12-13 22:24:27,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:24:27,326 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 22:24:27,326 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:24:27,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 22:24:27,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-13 22:24:27,326 INFO L87 Difference]: Start difference. First operand 166381 states and 245874 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, (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) [2022-12-13 22:24:42,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:24:47,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:24:47,721 INFO L93 Difference]: Finished difference Result 166509 states and 246014 transitions. [2022-12-13 22:24:47,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 22:24:47,722 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, (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 123 [2022-12-13 22:24:47,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:24:48,276 INFO L225 Difference]: With dead ends: 166509 [2022-12-13 22:24:48,276 INFO L226 Difference]: Without dead ends: 166507 [2022-12-13 22:24:48,340 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 22:24:48,340 INFO L413 NwaCegarLoop]: 1409 mSDtfsCounter, 11100 mSDsluCounter, 3154 mSDsCounter, 0 mSdLazyCounter, 9006 mSolverCounterSat, 6138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11442 SdHoareTripleChecker+Valid, 4563 SdHoareTripleChecker+Invalid, 15144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6138 IncrementalHoareTripleChecker+Valid, 9006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.8s IncrementalHoareTripleChecker+Time [2022-12-13 22:24:48,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11442 Valid, 4563 Invalid, 15144 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6138 Valid, 9006 Invalid, 0 Unknown, 0 Unchecked, 10.8s Time] [2022-12-13 22:24:48,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166507 states. [2022-12-13 22:24:57,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166507 to 166411. [2022-12-13 22:24:57,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166411 states, 114030 states have (on average 1.3111724984653161) internal successors, (149513), 117867 states have internal predecessors, (149513), 44643 states have call successors, (44643), 7686 states have call predecessors, (44643), 7701 states have return successors, (51705), 43051 states have call predecessors, (51705), 44641 states have call successors, (51705) [2022-12-13 22:24:58,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166411 states to 166411 states and 245861 transitions. [2022-12-13 22:24:58,723 INFO L78 Accepts]: Start accepts. Automaton has 166411 states and 245861 transitions. Word has length 123 [2022-12-13 22:24:58,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:24:58,724 INFO L495 AbstractCegarLoop]: Abstraction has 166411 states and 245861 transitions. [2022-12-13 22:24:58,724 INFO L496 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, (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) [2022-12-13 22:24:58,724 INFO L276 IsEmpty]: Start isEmpty. Operand 166411 states and 245861 transitions. [2022-12-13 22:24:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-12-13 22:24:58,726 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:24:58,726 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:24:58,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-13 22:24:58,727 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:24:58,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:24:58,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1202228566, now seen corresponding path program 1 times [2022-12-13 22:24:58,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:24:58,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576998717] [2022-12-13 22:24:58,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:24:58,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:24:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:24:59,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:24:59,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:24:59,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:24:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:24:59,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:24:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:24:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:24:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:24:59,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:24:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:24:59,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:24:59,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:24:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:24:59,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2022-12-13 22:24:59,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:24:59,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2022-12-13 22:24:59,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2022-12-13 22:24:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:24:59,487 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-12-13 22:24:59,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:24:59,487 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576998717] [2022-12-13 22:24:59,487 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576998717] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:24:59,487 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:24:59,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-12-13 22:24:59,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25950790] [2022-12-13 22:24:59,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:24:59,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-13 22:24:59,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:24:59,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-13 22:24:59,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=241, Unknown=0, NotChecked=0, Total=272 [2022-12-13 22:24:59,489 INFO L87 Difference]: Start difference. First operand 166411 states and 245861 transitions. Second operand has 17 states, 16 states have (on average 4.1875) internal successors, (67), 13 states have internal predecessors, (67), 6 states have call successors, (17), 5 states have call predecessors, (17), 3 states have return successors, (16), 6 states have call predecessors, (16), 6 states have call successors, (16) [2022-12-13 22:25:36,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:25:38,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:25:43,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:25:43,742 INFO L93 Difference]: Finished difference Result 166886 states and 246374 transitions. [2022-12-13 22:25:43,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-13 22:25:43,743 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 4.1875) internal successors, (67), 13 states have internal predecessors, (67), 6 states have call successors, (17), 5 states have call predecessors, (17), 3 states have return successors, (16), 6 states have call predecessors, (16), 6 states have call successors, (16) Word has length 126 [2022-12-13 22:25:43,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:25:44,114 INFO L225 Difference]: With dead ends: 166886 [2022-12-13 22:25:44,115 INFO L226 Difference]: Without dead ends: 105843 [2022-12-13 22:25:44,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=161, Invalid=831, Unknown=0, NotChecked=0, Total=992 [2022-12-13 22:25:44,293 INFO L413 NwaCegarLoop]: 1389 mSDtfsCounter, 7615 mSDsluCounter, 14583 mSDsCounter, 0 mSdLazyCounter, 54979 mSolverCounterSat, 5108 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7634 SdHoareTripleChecker+Valid, 15972 SdHoareTripleChecker+Invalid, 60088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 5108 IncrementalHoareTripleChecker+Valid, 54979 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.6s IncrementalHoareTripleChecker+Time [2022-12-13 22:25:44,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7634 Valid, 15972 Invalid, 60088 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [5108 Valid, 54979 Invalid, 1 Unknown, 0 Unchecked, 37.6s Time] [2022-12-13 22:25:44,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105843 states. [2022-12-13 22:25:50,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105843 to 105798. [2022-12-13 22:25:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105798 states, 72253 states have (on average 1.3097449240861971) internal successors, (94633), 74730 states have internal predecessors, (94633), 28791 states have call successors, (28791), 4702 states have call predecessors, (28791), 4717 states have return successors, (33489), 27751 states have call predecessors, (33489), 28789 states have call successors, (33489) [2022-12-13 22:25:51,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105798 states to 105798 states and 156913 transitions. [2022-12-13 22:25:51,107 INFO L78 Accepts]: Start accepts. Automaton has 105798 states and 156913 transitions. Word has length 126 [2022-12-13 22:25:51,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:25:51,108 INFO L495 AbstractCegarLoop]: Abstraction has 105798 states and 156913 transitions. [2022-12-13 22:25:51,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 4.1875) internal successors, (67), 13 states have internal predecessors, (67), 6 states have call successors, (17), 5 states have call predecessors, (17), 3 states have return successors, (16), 6 states have call predecessors, (16), 6 states have call successors, (16) [2022-12-13 22:25:51,108 INFO L276 IsEmpty]: Start isEmpty. Operand 105798 states and 156913 transitions. [2022-12-13 22:25:51,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 22:25:51,110 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:25:51,110 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:25:51,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-13 22:25:51,110 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:25:51,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:25:51,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1934614986, now seen corresponding path program 1 times [2022-12-13 22:25:51,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:25:51,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788307151] [2022-12-13 22:25:51,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:25:51,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:25:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:25:51,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:25:51,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:25:51,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:25:51,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:25:51,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:25:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:25:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:25:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:25:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:25:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:25:51,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:25:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:25:51,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:25:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:25:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:25:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:25:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 22:25:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 22:25:51,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:25:51,449 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:25:51,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:25:51,449 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788307151] [2022-12-13 22:25:51,449 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788307151] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:25:51,450 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:25:51,450 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:25:51,450 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605136706] [2022-12-13 22:25:51,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:25:51,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:25:51,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:25:51,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:25:51,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:25:51,451 INFO L87 Difference]: Start difference. First operand 105798 states and 156913 transitions. Second operand has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 22:26:14,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:26:14,347 INFO L93 Difference]: Finished difference Result 106033 states and 157153 transitions. [2022-12-13 22:26:14,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 22:26:14,347 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 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 129 [2022-12-13 22:26:14,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:26:14,727 INFO L225 Difference]: With dead ends: 106033 [2022-12-13 22:26:14,727 INFO L226 Difference]: Without dead ends: 106031 [2022-12-13 22:26:14,762 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 22:26:14,763 INFO L413 NwaCegarLoop]: 1887 mSDtfsCounter, 12531 mSDsluCounter, 3805 mSDsCounter, 0 mSdLazyCounter, 16254 mSolverCounterSat, 7402 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12867 SdHoareTripleChecker+Valid, 5692 SdHoareTripleChecker+Invalid, 23656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7402 IncrementalHoareTripleChecker+Valid, 16254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2022-12-13 22:26:14,763 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12867 Valid, 5692 Invalid, 23656 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7402 Valid, 16254 Invalid, 0 Unknown, 0 Unchecked, 16.4s Time] [2022-12-13 22:26:14,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106031 states. [2022-12-13 22:26:21,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106031 to 105798. [2022-12-13 22:26:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105798 states, 72253 states have (on average 1.3097172435746613) internal successors, (94631), 74730 states have internal predecessors, (94631), 28791 states have call successors, (28791), 4702 states have call predecessors, (28791), 4717 states have return successors, (33489), 27751 states have call predecessors, (33489), 28789 states have call successors, (33489) [2022-12-13 22:26:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105798 states to 105798 states and 156911 transitions. [2022-12-13 22:26:21,754 INFO L78 Accepts]: Start accepts. Automaton has 105798 states and 156911 transitions. Word has length 129 [2022-12-13 22:26:21,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:26:21,754 INFO L495 AbstractCegarLoop]: Abstraction has 105798 states and 156911 transitions. [2022-12-13 22:26:21,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.166666666666666) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-13 22:26:21,755 INFO L276 IsEmpty]: Start isEmpty. Operand 105798 states and 156911 transitions. [2022-12-13 22:26:21,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-13 22:26:21,756 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:26:21,756 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:26:21,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-13 22:26:21,756 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_fs_char_dev_unregister_chrdev_regionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:26:21,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:26:21,756 INFO L85 PathProgramCache]: Analyzing trace with hash -563356127, now seen corresponding path program 1 times [2022-12-13 22:26:21,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:26:21,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028808976] [2022-12-13 22:26:21,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:26:21,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:26:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:26:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:26:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:26:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:26:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:26:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:26:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:26:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:26:23,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 22:26:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:26:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:26:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 22:26:23,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:26:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 22:26:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 22:26:23,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 22:26:23,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:26:23,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-12-13 22:26:23,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 22:26:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:26:23,549 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2022-12-13 22:26:23,549 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:26:23,549 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028808976] [2022-12-13 22:26:23,549 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028808976] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:26:23,549 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:26:23,549 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-12-13 22:26:23,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095449904] [2022-12-13 22:26:23,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:26:23,550 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-12-13 22:26:23,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:26:23,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-12-13 22:26:23,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=211, Unknown=0, NotChecked=0, Total=240 [2022-12-13 22:26:23,550 INFO L87 Difference]: Start difference. First operand 105798 states and 156911 transitions. Second operand has 16 states, 14 states have (on average 4.428571428571429) internal successors, (62), 12 states have internal predecessors, (62), 6 states have call successors, (18), 3 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) [2022-12-13 22:27:07,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:27:07,264 INFO L93 Difference]: Finished difference Result 284657 states and 429137 transitions. [2022-12-13 22:27:07,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-12-13 22:27:07,264 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 4.428571428571429) internal successors, (62), 12 states have internal predecessors, (62), 6 states have call successors, (18), 3 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) Word has length 129 [2022-12-13 22:27:07,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:27:08,253 INFO L225 Difference]: With dead ends: 284657 [2022-12-13 22:27:08,253 INFO L226 Difference]: Without dead ends: 231829 [2022-12-13 22:27:08,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=154, Invalid=968, Unknown=0, NotChecked=0, Total=1122 [2022-12-13 22:27:08,459 INFO L413 NwaCegarLoop]: 4772 mSDtfsCounter, 10119 mSDsluCounter, 52893 mSDsCounter, 0 mSdLazyCounter, 34499 mSolverCounterSat, 5063 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10705 SdHoareTripleChecker+Valid, 57665 SdHoareTripleChecker+Invalid, 39562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 5063 IncrementalHoareTripleChecker+Valid, 34499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.2s IncrementalHoareTripleChecker+Time [2022-12-13 22:27:08,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10705 Valid, 57665 Invalid, 39562 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [5063 Valid, 34499 Invalid, 0 Unknown, 0 Unchecked, 27.2s Time] [2022-12-13 22:27:08,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231829 states. [2022-12-13 22:27:24,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231829 to 220412. [2022-12-13 22:27:24,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220412 states, 150655 states have (on average 1.3087849722876772) internal successors, (197175), 155832 states have internal predecessors, (197175), 59593 states have call successors, (59593), 9278 states have call predecessors, (59593), 10127 states have return successors, (74553), 58231 states have call predecessors, (74553), 59591 states have call successors, (74553) [2022-12-13 22:27:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220412 states to 220412 states and 331321 transitions. [2022-12-13 22:27:25,601 INFO L78 Accepts]: Start accepts. Automaton has 220412 states and 331321 transitions. Word has length 129 [2022-12-13 22:27:25,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:27:25,601 INFO L495 AbstractCegarLoop]: Abstraction has 220412 states and 331321 transitions. [2022-12-13 22:27:25,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 4.428571428571429) internal successors, (62), 12 states have internal predecessors, (62), 6 states have call successors, (18), 3 states have call predecessors, (18), 4 states have return successors, (17), 7 states have call predecessors, (17), 6 states have call successors, (17) [2022-12-13 22:27:25,602 INFO L276 IsEmpty]: Start isEmpty. Operand 220412 states and 331321 transitions. [2022-12-13 22:27:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-13 22:27:25,603 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:27:25,603 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:27:25,604 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-13 22:27:25,604 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:27:25,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:27:25,604 INFO L85 PathProgramCache]: Analyzing trace with hash 275673395, now seen corresponding path program 1 times [2022-12-13 22:27:25,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:27:25,604 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588672540] [2022-12-13 22:27:25,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:27:25,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:27:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:27:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:27:25,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:27:25,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:27:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:27:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:27:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:25,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:27:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:27:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:27:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:27:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:27:26,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:27:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:27:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:27:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:27:26,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:27:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:27:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 22:27:26,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 22:27:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 22:27:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:27:26,072 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:27:26,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:27:26,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588672540] [2022-12-13 22:27:26,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588672540] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:27:26,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:27:26,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:27:26,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1912440992] [2022-12-13 22:27:26,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:27:26,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:27:26,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:27:26,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:27:26,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:27:26,074 INFO L87 Difference]: Start difference. First operand 220412 states and 331321 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 22:27:49,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:27:49,014 INFO L93 Difference]: Finished difference Result 220412 states and 331321 transitions. [2022-12-13 22:27:49,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 22:27:49,015 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 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 135 [2022-12-13 22:27:49,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:27:49,961 INFO L225 Difference]: With dead ends: 220412 [2022-12-13 22:27:49,961 INFO L226 Difference]: Without dead ends: 220410 [2022-12-13 22:27:50,045 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2022-12-13 22:27:50,046 INFO L413 NwaCegarLoop]: 1407 mSDtfsCounter, 8582 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 8636 mSolverCounterSat, 4516 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8919 SdHoareTripleChecker+Valid, 3862 SdHoareTripleChecker+Invalid, 13152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4516 IncrementalHoareTripleChecker+Valid, 8636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.8s IncrementalHoareTripleChecker+Time [2022-12-13 22:27:50,046 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8919 Valid, 3862 Invalid, 13152 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4516 Valid, 8636 Invalid, 0 Unknown, 0 Unchecked, 8.8s Time] [2022-12-13 22:27:50,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220410 states. [2022-12-13 22:28:06,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220410 to 220410. [2022-12-13 22:28:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220410 states, 150654 states have (on average 1.3087671087392303) internal successors, (197171), 155830 states have internal predecessors, (197171), 59593 states have call successors, (59593), 9278 states have call predecessors, (59593), 10127 states have return successors, (74553), 58231 states have call predecessors, (74553), 59591 states have call successors, (74553) [2022-12-13 22:28:07,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220410 states to 220410 states and 331317 transitions. [2022-12-13 22:28:07,885 INFO L78 Accepts]: Start accepts. Automaton has 220410 states and 331317 transitions. Word has length 135 [2022-12-13 22:28:07,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:28:07,886 INFO L495 AbstractCegarLoop]: Abstraction has 220410 states and 331317 transitions. [2022-12-13 22:28:07,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-13 22:28:07,886 INFO L276 IsEmpty]: Start isEmpty. Operand 220410 states and 331317 transitions. [2022-12-13 22:28:07,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-12-13 22:28:07,888 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:28:07,888 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:28:07,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-13 22:28:07,889 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:28:07,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:28:07,889 INFO L85 PathProgramCache]: Analyzing trace with hash 2088623939, now seen corresponding path program 1 times [2022-12-13 22:28:07,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:28:07,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519371805] [2022-12-13 22:28:07,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:28:07,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:28:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:28:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:28:08,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:28:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:28:08,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 22:28:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 22:28:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:28:08,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:28:08,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2022-12-13 22:28:08,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-12-13 22:28:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2022-12-13 22:28:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-12-13 22:28:08,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:28:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:28:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:28:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:28:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:28:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 22:28:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 22:28:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 22:28:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:08,551 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-12-13 22:28:08,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:28:08,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519371805] [2022-12-13 22:28:08,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519371805] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 22:28:08,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600137085] [2022-12-13 22:28:08,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:28:08,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 22:28:08,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 22:28:08,553 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 22:28:08,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 22:28:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:09,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 2888 conjuncts, 47 conjunts are in the unsatisfiable core [2022-12-13 22:28:09,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 22:28:09,504 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-12-13 22:28:09,504 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 22:28:09,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600137085] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:28:09,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-13 22:28:09,505 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 15 [2022-12-13 22:28:09,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694873140] [2022-12-13 22:28:09,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:28:09,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-13 22:28:09,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:28:09,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-13 22:28:09,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2022-12-13 22:28:09,507 INFO L87 Difference]: Start difference. First operand 220410 states and 331317 transitions. Second operand has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 4 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-13 22:28:31,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:28:31,843 INFO L93 Difference]: Finished difference Result 267647 states and 413443 transitions. [2022-12-13 22:28:31,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 22:28:31,844 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 4 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 135 [2022-12-13 22:28:31,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:28:33,030 INFO L225 Difference]: With dead ends: 267647 [2022-12-13 22:28:33,030 INFO L226 Difference]: Without dead ends: 267466 [2022-12-13 22:28:33,159 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 170 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2022-12-13 22:28:33,159 INFO L413 NwaCegarLoop]: 7091 mSDtfsCounter, 4074 mSDsluCounter, 29058 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 2983 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4415 SdHoareTripleChecker+Valid, 36149 SdHoareTripleChecker+Invalid, 3019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2983 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-12-13 22:28:33,160 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4415 Valid, 36149 Invalid, 3019 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2983 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-12-13 22:28:33,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267466 states. [2022-12-13 22:28:53,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267466 to 220386. [2022-12-13 22:28:53,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220386 states, 150639 states have (on average 1.3087912160861397) internal successors, (197155), 155814 states have internal predecessors, (197155), 59587 states have call successors, (59587), 9275 states have call predecessors, (59587), 10124 states have return successors, (74547), 58226 states have call predecessors, (74547), 59585 states have call successors, (74547) [2022-12-13 22:28:54,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220386 states to 220386 states and 331289 transitions. [2022-12-13 22:28:54,960 INFO L78 Accepts]: Start accepts. Automaton has 220386 states and 331289 transitions. Word has length 135 [2022-12-13 22:28:54,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:28:54,960 INFO L495 AbstractCegarLoop]: Abstraction has 220386 states and 331289 transitions. [2022-12-13 22:28:54,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.857142857142858) internal successors, (76), 7 states have internal predecessors, (76), 4 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-13 22:28:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 220386 states and 331289 transitions. [2022-12-13 22:28:54,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-13 22:28:54,963 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:28:54,963 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:28:54,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 22:28:55,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_355096d2-200d-4af6-8548-537cec9a098b/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-13 22:28:55,165 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:28:55,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:28:55,166 INFO L85 PathProgramCache]: Analyzing trace with hash -948246686, now seen corresponding path program 1 times [2022-12-13 22:28:55,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:28:55,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970844356] [2022-12-13 22:28:55,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:28:55,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:28:55,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:28:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:28:55,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:28:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:28:55,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:28:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:28:55,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:28:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:28:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:28:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:28:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:28:55,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:28:55,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:28:55,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:28:55,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:28:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:28:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:28:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 22:28:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 22:28:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 22:28:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 22:28:55,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:28:55,653 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:28:55,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:28:55,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970844356] [2022-12-13 22:28:55,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970844356] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:28:55,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:28:55,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:28:55,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265729811] [2022-12-13 22:28:55,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:28:55,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:28:55,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:28:55,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:28:55,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:28:55,655 INFO L87 Difference]: Start difference. First operand 220386 states and 331289 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 22:29:20,767 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:29:38,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:29:38,161 INFO L93 Difference]: Finished difference Result 310638 states and 471665 transitions. [2022-12-13 22:29:38,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-13 22:29:38,162 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 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 141 [2022-12-13 22:29:38,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:29:39,510 INFO L225 Difference]: With dead ends: 310638 [2022-12-13 22:29:39,510 INFO L226 Difference]: Without dead ends: 310636 [2022-12-13 22:29:39,627 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-12-13 22:29:39,627 INFO L413 NwaCegarLoop]: 1816 mSDtfsCounter, 11428 mSDsluCounter, 3639 mSDsCounter, 0 mSdLazyCounter, 15491 mSolverCounterSat, 6767 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11716 SdHoareTripleChecker+Valid, 5455 SdHoareTripleChecker+Invalid, 22259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6767 IncrementalHoareTripleChecker+Valid, 15491 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2022-12-13 22:29:39,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11716 Valid, 5455 Invalid, 22259 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6767 Valid, 15491 Invalid, 1 Unknown, 0 Unchecked, 15.7s Time] [2022-12-13 22:29:39,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310636 states. [2022-12-13 22:30:08,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310636 to 309011. [2022-12-13 22:30:08,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 309011 states, 210865 states have (on average 1.3056884736679866) internal successors, (275324), 218408 states have internal predecessors, (275324), 83439 states have call successors, (83439), 13598 states have call predecessors, (83439), 14671 states have return successors, (110279), 81078 states have call predecessors, (110279), 83437 states have call successors, (110279) [2022-12-13 22:30:10,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309011 states to 309011 states and 469042 transitions. [2022-12-13 22:30:10,545 INFO L78 Accepts]: Start accepts. Automaton has 309011 states and 469042 transitions. Word has length 141 [2022-12-13 22:30:10,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:30:10,546 INFO L495 AbstractCegarLoop]: Abstraction has 309011 states and 469042 transitions. [2022-12-13 22:30:10,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 22:30:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 309011 states and 469042 transitions. [2022-12-13 22:30:10,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-12-13 22:30:10,548 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:30:10,548 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:30:10,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-13 22:30:10,549 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_drivers_base_class_destroy_classErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:30:10,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:30:10,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1292407668, now seen corresponding path program 1 times [2022-12-13 22:30:10,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:30:10,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59014624] [2022-12-13 22:30:10,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:30:10,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:30:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:30:11,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:30:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:30:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:30:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:30:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:30:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:30:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:30:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2022-12-13 22:30:11,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:30:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:30:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2022-12-13 22:30:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:30:11,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-12-13 22:30:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2022-12-13 22:30:11,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-12-13 22:30:11,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:30:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2022-12-13 22:30:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2022-12-13 22:30:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2022-12-13 22:30:11,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:30:11,379 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2022-12-13 22:30:11,379 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:30:11,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59014624] [2022-12-13 22:30:11,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59014624] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:30:11,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:30:11,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-12-13 22:30:11,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869818899] [2022-12-13 22:30:11,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:30:11,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-13 22:30:11,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:30:11,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-13 22:30:11,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2022-12-13 22:30:11,381 INFO L87 Difference]: Start difference. First operand 309011 states and 469042 transitions. Second operand has 13 states, 12 states have (on average 5.416666666666667) internal successors, (65), 10 states have internal predecessors, (65), 6 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) [2022-12-13 22:31:06,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:31:06,483 INFO L93 Difference]: Finished difference Result 418659 states and 644331 transitions. [2022-12-13 22:31:06,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-12-13 22:31:06,484 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.416666666666667) internal successors, (65), 10 states have internal predecessors, (65), 6 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) Word has length 141 [2022-12-13 22:31:06,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:31:07,953 INFO L225 Difference]: With dead ends: 418659 [2022-12-13 22:31:07,953 INFO L226 Difference]: Without dead ends: 340864 [2022-12-13 22:31:08,279 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=96, Invalid=456, Unknown=0, NotChecked=0, Total=552 [2022-12-13 22:31:08,279 INFO L413 NwaCegarLoop]: 4824 mSDtfsCounter, 13213 mSDsluCounter, 40865 mSDsCounter, 0 mSdLazyCounter, 28753 mSolverCounterSat, 7206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13800 SdHoareTripleChecker+Valid, 45689 SdHoareTripleChecker+Invalid, 35959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7206 IncrementalHoareTripleChecker+Valid, 28753 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.8s IncrementalHoareTripleChecker+Time [2022-12-13 22:31:08,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13800 Valid, 45689 Invalid, 35959 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7206 Valid, 28753 Invalid, 0 Unknown, 0 Unchecked, 22.8s Time] [2022-12-13 22:31:08,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340864 states. [2022-12-13 22:31:35,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340864 to 310467. [2022-12-13 22:31:36,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310467 states, 211913 states have (on average 1.3054980109762024) internal successors, (276652), 219432 states have internal predecessors, (276652), 83719 states have call successors, (83719), 13614 states have call predecessors, (83719), 14799 states have return successors, (111399), 81502 states have call predecessors, (111399), 83717 states have call successors, (111399) [2022-12-13 22:31:38,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310467 states to 310467 states and 471770 transitions. [2022-12-13 22:31:38,227 INFO L78 Accepts]: Start accepts. Automaton has 310467 states and 471770 transitions. Word has length 141 [2022-12-13 22:31:38,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 22:31:38,227 INFO L495 AbstractCegarLoop]: Abstraction has 310467 states and 471770 transitions. [2022-12-13 22:31:38,227 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.416666666666667) internal successors, (65), 10 states have internal predecessors, (65), 6 states have call successors, (19), 3 states have call predecessors, (19), 2 states have return successors, (18), 6 states have call predecessors, (18), 5 states have call successors, (18) [2022-12-13 22:31:38,228 INFO L276 IsEmpty]: Start isEmpty. Operand 310467 states and 471770 transitions. [2022-12-13 22:31:38,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-13 22:31:38,229 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 22:31:38,230 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 22:31:38,230 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-13 22:31:38,230 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_usb_gadget__class_registration_with_usb_gadgetErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 42 more)] === [2022-12-13 22:31:38,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 22:31:38,230 INFO L85 PathProgramCache]: Analyzing trace with hash -731838203, now seen corresponding path program 1 times [2022-12-13 22:31:38,231 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 22:31:38,231 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529838247] [2022-12-13 22:31:38,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 22:31:38,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 22:31:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 22:31:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-12-13 22:31:38,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:31:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:31:38,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-12-13 22:31:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:31:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-12-13 22:31:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-12-13 22:31:38,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2022-12-13 22:31:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2022-12-13 22:31:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-12-13 22:31:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-12-13 22:31:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-12-13 22:31:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-12-13 22:31:38,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2022-12-13 22:31:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2022-12-13 22:31:38,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2022-12-13 22:31:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-12-13 22:31:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2022-12-13 22:31:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-12-13 22:31:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-12-13 22:31:38,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 22:31:38,534 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-12-13 22:31:38,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 22:31:38,534 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529838247] [2022-12-13 22:31:38,534 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529838247] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 22:31:38,534 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 22:31:38,535 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 22:31:38,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279027625] [2022-12-13 22:31:38,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 22:31:38,535 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 22:31:38,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 22:31:38,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 22:31:38,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-13 22:31:38,536 INFO L87 Difference]: Start difference. First operand 310467 states and 471770 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-13 22:31:57,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-13 22:32:13,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 22:32:13,227 INFO L93 Difference]: Finished difference Result 313863 states and 474460 transitions. [2022-12-13 22:32:13,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 22:32:13,228 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (20), 4 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 143 [2022-12-13 22:32:13,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 22:32:14,454 INFO L225 Difference]: With dead ends: 313863 [2022-12-13 22:32:14,454 INFO L226 Difference]: Without dead ends: 313861 [2022-12-13 22:32:14,569 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-12-13 22:32:14,569 INFO L413 NwaCegarLoop]: 1407 mSDtfsCounter, 8516 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 8857 mSolverCounterSat, 4499 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8812 SdHoareTripleChecker+Valid, 3862 SdHoareTripleChecker+Invalid, 13356 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4499 IncrementalHoareTripleChecker+Valid, 8857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2022-12-13 22:32:14,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8812 Valid, 3862 Invalid, 13356 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4499 Valid, 8857 Invalid, 0 Unknown, 0 Unchecked, 9.5s Time] [2022-12-13 22:32:14,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313861 states.