./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--mvsas--mvsas.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf --- 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 [2022-12-14 13:10:40,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 13:10:40,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 13:10:40,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 13:10:40,887 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 13:10:40,888 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 13:10:40,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 13:10:40,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 13:10:40,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 13:10:40,893 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 13:10:40,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 13:10:40,895 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 13:10:40,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 13:10:40,895 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 13:10:40,896 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 13:10:40,897 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 13:10:40,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 13:10:40,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 13:10:40,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 13:10:40,900 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 13:10:40,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 13:10:40,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 13:10:40,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 13:10:40,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 13:10:40,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 13:10:40,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 13:10:40,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 13:10:40,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 13:10:40,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 13:10:40,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 13:10:40,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 13:10:40,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 13:10:40,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 13:10:40,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 13:10:40,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 13:10:40,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 13:10:40,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 13:10:40,910 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 13:10:40,910 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 13:10:40,911 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 13:10:40,911 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 13:10:40,912 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 13:10:40,926 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 13:10:40,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 13:10:40,927 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 13:10:40,927 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 13:10:40,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 13:10:40,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 13:10:40,928 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 13:10:40,928 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 13:10:40,928 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 13:10:40,928 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 13:10:40,928 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 13:10:40,928 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 13:10:40,929 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 13:10:40,929 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 13:10:40,929 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 13:10:40,929 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 13:10:40,929 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 13:10:40,929 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 13:10:40,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 13:10:40,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 13:10:40,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 13:10:40,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 13:10:40,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 13:10:40,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 13:10:40,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 13:10:40,931 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 13:10:40,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 13:10:40,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 13:10:40,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 13:10:40,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:10:40,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 13:10:40,932 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 13:10:40,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 13:10:40,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 13:10:40,932 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 13:10:40,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 13:10:40,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 13:10:40,933 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 13:10:40,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df958d59bb5edd148708b18b5b5c71b9482f1f906ecf9012bf4c90c7c390f4cf [2022-12-14 13:10:41,130 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 13:10:41,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 13:10:41,148 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 13:10:41,148 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 13:10:41,149 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 13:10:41,150 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-12-14 13:10:43,674 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 13:10:44,116 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 13:10:44,116 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-12-14 13:10:44,153 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/data/8036beaff/0e58ea6db1f849859916d0b315d2e7da/FLAGa0623df98 [2022-12-14 13:10:44,225 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/data/8036beaff/0e58ea6db1f849859916d0b315d2e7da [2022-12-14 13:10:44,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 13:10:44,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 13:10:44,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 13:10:44,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 13:10:44,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 13:10:44,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:10:44" (1/1) ... [2022-12-14 13:10:44,232 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c423ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:44, skipping insertion in model container [2022-12-14 13:10:44,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 01:10:44" (1/1) ... [2022-12-14 13:10:44,238 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 13:10:44,423 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 13:10:45,544 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 13:10:45,551 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 13:10:45,553 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 13:10:45,560 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 13:10:45,566 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 13:10:45,623 WARN L623 FunctionHandler]: Unknown extern function scsi_add_host_with_dma [2022-12-14 13:10:45,638 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 13:10:45,663 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-14 13:10:45,837 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 13:10:45,845 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-14 13:10:45,849 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-12-14 13:10:45,850 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-14 13:10:45,851 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,851 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,875 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 13:10:45,877 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 13:10:45,882 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 13:10:45,882 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-14 13:10:45,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:45,906 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:45,907 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:45,908 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:45,917 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,917 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,939 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:45,940 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 13:10:45,941 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 13:10:45,941 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 13:10:45,942 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,943 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,944 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-14 13:10:45,945 WARN L623 FunctionHandler]: Unknown extern function sas_register_ha [2022-12-14 13:10:45,946 WARN L623 FunctionHandler]: Unknown extern function scsi_scan_host [2022-12-14 13:10:45,946 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-14 13:10:45,947 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:10:45,947 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:10:45,953 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-14 13:10:45,954 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-14 13:10:45,954 WARN L623 FunctionHandler]: Unknown extern function sas_remove_host [2022-12-14 13:10:45,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,955 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,956 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:45,956 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:10:45,956 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:10:45,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:45,975 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:45,987 WARN L623 FunctionHandler]: Unknown extern function sas_domain_attach_transport [2022-12-14 13:10:45,988 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-14 13:10:45,994 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-14 13:10:46,859 WARN L623 FunctionHandler]: Unknown extern function sas_change_queue_depth [2022-12-14 13:10:46,859 WARN L623 FunctionHandler]: Unknown extern function sas_eh_bus_reset_handler [2022-12-14 13:10:46,859 WARN L623 FunctionHandler]: Unknown extern function sas_eh_device_reset_handler [2022-12-14 13:10:46,860 WARN L623 FunctionHandler]: Unknown extern function sas_ioctl [2022-12-14 13:10:46,860 WARN L623 FunctionHandler]: Unknown extern function sas_queuecommand [2022-12-14 13:10:46,861 WARN L623 FunctionHandler]: Unknown extern function sas_slave_configure [2022-12-14 13:10:46,861 WARN L623 FunctionHandler]: Unknown extern function sas_target_alloc [2022-12-14 13:10:46,861 WARN L623 FunctionHandler]: Unknown extern function sas_target_destroy [2022-12-14 13:10:46,861 WARN L623 FunctionHandler]: Unknown extern function sas_bios_param [2022-12-14 13:10:46,901 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:10:46,909 WARN L623 FunctionHandler]: Unknown extern function scsi_host_alloc [2022-12-14 13:10:46,911 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-14 13:10:46,911 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-14 13:10:46,912 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 13:10:46,912 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 13:10:46,913 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 13:10:46,914 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:10:46,915 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:10:46,980 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 13:10:47,001 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 13:10:47,118 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:10:47,127 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:10:47,154 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 13:10:47,175 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 13:10:47,196 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 13:10:47,283 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 13:10:47,377 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 13:10:47,378 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-14 13:10:47,384 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-14 13:10:47,443 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 13:10:47,566 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,576 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:47,585 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,587 WARN L623 FunctionHandler]: Unknown extern function sas_drain_work [2022-12-14 13:10:47,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,630 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,631 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,632 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,634 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:47,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,636 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-14 13:10:47,636 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:47,643 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:47,656 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-14 13:10:47,691 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:47,692 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,701 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,727 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,741 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 13:10:47,746 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 13:10:47,752 WARN L623 FunctionHandler]: Unknown extern function sas_alloc_slow_task [2022-12-14 13:10:47,753 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:10:47,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,755 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,755 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,755 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-14 13:10:47,756 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-14 13:10:47,768 WARN L623 FunctionHandler]: Unknown extern function sas_get_local_phy [2022-12-14 13:10:47,768 WARN L623 FunctionHandler]: Unknown extern function sas_phy_reset [2022-12-14 13:10:47,768 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:47,769 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,770 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-14 13:10:47,771 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,772 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,773 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-14 13:10:47,773 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,801 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-14 13:10:47,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,811 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,812 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-14 13:10:47,812 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1801 [2022-12-14 13:10:47,812 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,840 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,841 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 13:10:47,841 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:47,848 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 13:10:47,848 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 13:10:47,848 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 13:10:47,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,858 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:47,861 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:10:47,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,862 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:47,864 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:47,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:47,879 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:10:47,879 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,880 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 13:10:47,880 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,881 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,881 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,881 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 13:10:47,881 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 13:10:47,882 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 13:10:47,882 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,882 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,882 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,883 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,883 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:47,927 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-14 13:10:47,932 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-14 13:10:47,937 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-12-14 13:10:47,985 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,002 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,069 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:48,100 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,100 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,101 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,113 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,114 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,121 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,122 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:48,143 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,143 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,144 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,145 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,212 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 13:10:48,272 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,310 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:10:48,355 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,371 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,423 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:48,467 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:48,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,484 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,484 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,486 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,486 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:48,525 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,531 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,561 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 13:10:48,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,591 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:48,635 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:49,253 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:10:49,519 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 13:10:50,124 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2022-12-14 13:10:50,127 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2022-12-14 13:10:50,127 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2022-12-14 13:10:50,127 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2022-12-14 13:10:50,127 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2022-12-14 13:10:50,128 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2022-12-14 13:10:50,128 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2022-12-14 13:10:50,128 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2022-12-14 13:10:50,128 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2022-12-14 13:10:50,129 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2022-12-14 13:10:50,129 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2022-12-14 13:10:50,129 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2022-12-14 13:10:50,130 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2022-12-14 13:10:50,130 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2022-12-14 13:10:50,130 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2022-12-14 13:10:50,131 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2022-12-14 13:10:50,131 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2022-12-14 13:10:50,131 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2022-12-14 13:10:50,131 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2022-12-14 13:10:50,131 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2022-12-14 13:10:50,132 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2022-12-14 13:10:50,132 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2022-12-14 13:10:50,132 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2022-12-14 13:10:50,132 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2022-12-14 13:10:50,133 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2022-12-14 13:10:50,133 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2022-12-14 13:10:50,133 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2022-12-14 13:10:50,133 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2022-12-14 13:10:50,134 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2022-12-14 13:10:50,134 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2022-12-14 13:10:50,134 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2022-12-14 13:10:50,134 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2022-12-14 13:10:50,134 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2022-12-14 13:10:50,135 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2022-12-14 13:10:50,135 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2022-12-14 13:10:50,135 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2022-12-14 13:10:50,135 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2022-12-14 13:10:50,136 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2022-12-14 13:10:50,136 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2022-12-14 13:10:50,136 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2022-12-14 13:10:50,136 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2022-12-14 13:10:50,137 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2022-12-14 13:10:50,137 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2022-12-14 13:10:50,137 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2022-12-14 13:10:50,137 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2022-12-14 13:10:50,138 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2022-12-14 13:10:50,138 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2022-12-14 13:10:50,138 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2022-12-14 13:10:50,138 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2022-12-14 13:10:50,138 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2022-12-14 13:10:50,139 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2022-12-14 13:10:50,139 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2022-12-14 13:10:50,139 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2022-12-14 13:10:50,139 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2022-12-14 13:10:50,140 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2022-12-14 13:10:50,140 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2022-12-14 13:10:50,140 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2022-12-14 13:10:50,140 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2022-12-14 13:10:50,140 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2022-12-14 13:10:50,141 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2022-12-14 13:10:50,141 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2022-12-14 13:10:50,141 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2022-12-14 13:10:50,141 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2022-12-14 13:10:50,142 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2022-12-14 13:10:50,142 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2022-12-14 13:10:50,142 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2022-12-14 13:10:50,142 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2022-12-14 13:10:50,143 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2022-12-14 13:10:50,143 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2022-12-14 13:10:50,143 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2022-12-14 13:10:50,143 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2022-12-14 13:10:50,144 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2022-12-14 13:10:50,144 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2022-12-14 13:10:50,144 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2022-12-14 13:10:50,144 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2022-12-14 13:10:50,145 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2022-12-14 13:10:50,145 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2022-12-14 13:10:50,145 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2022-12-14 13:10:50,145 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2022-12-14 13:10:50,145 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2022-12-14 13:10:50,146 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2022-12-14 13:10:50,146 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2022-12-14 13:10:50,146 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2022-12-14 13:10:50,146 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2022-12-14 13:10:50,147 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2022-12-14 13:10:50,147 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2022-12-14 13:10:50,147 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2022-12-14 13:10:50,147 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2022-12-14 13:10:50,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:10:50,202 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 13:10:50,295 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 13:10:50,296 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 13:10:50,296 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 13:10:50,297 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 13:10:50,297 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 13:10:50,298 WARN L623 FunctionHandler]: Unknown extern function scsi_add_host_with_dma [2022-12-14 13:10:50,299 WARN L623 FunctionHandler]: Unknown extern function request_threaded_irq [2022-12-14 13:10:50,299 WARN L623 FunctionHandler]: Unknown extern function __tasklet_schedule [2022-12-14 13:10:50,318 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 13:10:50,358 WARN L623 FunctionHandler]: Unknown extern function dma_pool_destroy [2022-12-14 13:10:50,375 WARN L623 FunctionHandler]: Unknown extern function scsi_host_put [2022-12-14 13:10:50,375 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work [2022-12-14 13:10:50,376 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,376 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,461 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 13:10:50,462 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 13:10:50,465 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 13:10:50,466 WARN L623 FunctionHandler]: Unknown extern function dma_pool_create [2022-12-14 13:10:50,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,485 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,486 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,486 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,488 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,488 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,492 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,493 WARN L623 FunctionHandler]: Unknown extern function pci_enable_device [2022-12-14 13:10:50,493 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 13:10:50,493 WARN L623 FunctionHandler]: Unknown extern function pci_request_regions [2022-12-14 13:10:50,494 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,495 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,509 WARN L623 FunctionHandler]: Unknown extern function tasklet_init [2022-12-14 13:10:50,510 WARN L623 FunctionHandler]: Unknown extern function sas_register_ha [2022-12-14 13:10:50,524 WARN L623 FunctionHandler]: Unknown extern function scsi_scan_host [2022-12-14 13:10:50,524 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-14 13:10:50,525 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:10:50,525 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:10:50,526 WARN L623 FunctionHandler]: Unknown extern function tasklet_kill [2022-12-14 13:10:50,526 WARN L623 FunctionHandler]: Unknown extern function sas_unregister_ha [2022-12-14 13:10:50,526 WARN L623 FunctionHandler]: Unknown extern function sas_remove_host [2022-12-14 13:10:50,548 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,548 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,548 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,548 WARN L623 FunctionHandler]: Unknown extern function pci_release_regions [2022-12-14 13:10:50,548 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 13:10:50,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,566 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,568 WARN L623 FunctionHandler]: Unknown extern function sas_domain_attach_transport [2022-12-14 13:10:50,568 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-14 13:10:50,569 WARN L623 FunctionHandler]: Unknown extern function sas_release_transport [2022-12-14 13:10:50,585 WARN L623 FunctionHandler]: Unknown extern function sas_change_queue_depth [2022-12-14 13:10:50,585 WARN L623 FunctionHandler]: Unknown extern function sas_eh_bus_reset_handler [2022-12-14 13:10:50,585 WARN L623 FunctionHandler]: Unknown extern function sas_eh_device_reset_handler [2022-12-14 13:10:50,585 WARN L623 FunctionHandler]: Unknown extern function sas_ioctl [2022-12-14 13:10:50,586 WARN L623 FunctionHandler]: Unknown extern function sas_queuecommand [2022-12-14 13:10:50,586 WARN L623 FunctionHandler]: Unknown extern function sas_slave_configure [2022-12-14 13:10:50,586 WARN L623 FunctionHandler]: Unknown extern function sas_target_alloc [2022-12-14 13:10:50,586 WARN L623 FunctionHandler]: Unknown extern function sas_target_destroy [2022-12-14 13:10:50,587 WARN L623 FunctionHandler]: Unknown extern function sas_bios_param [2022-12-14 13:10:50,615 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:10:50,616 WARN L623 FunctionHandler]: Unknown extern function scsi_host_alloc [2022-12-14 13:10:50,617 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-14 13:10:50,617 WARN L623 FunctionHandler]: Unknown extern function scsi_remove_host [2022-12-14 13:10:50,618 WARN L623 FunctionHandler]: Unknown extern function free_irq [2022-12-14 13:10:50,618 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 13:10:50,618 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 13:10:50,619 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:10:50,619 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 13:10:50,620 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 13:10:50,620 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 13:10:50,621 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:10:50,622 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 13:10:50,622 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 13:10:50,622 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 13:10:50,623 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 13:10:50,623 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 13:10:50,625 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 13:10:50,626 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-14 13:10:50,626 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-14 13:10:50,628 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-14 13:10:50,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,709 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:50,726 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,727 WARN L623 FunctionHandler]: Unknown extern function sas_drain_work [2022-12-14 13:10:50,734 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,747 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,747 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,748 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,749 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,752 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,754 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-14 13:10:50,754 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,757 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,760 WARN L623 FunctionHandler]: Unknown extern function dma_pool_free [2022-12-14 13:10:50,805 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:50,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,816 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,855 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 13:10:50,855 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 13:10:50,856 WARN L623 FunctionHandler]: Unknown extern function sas_alloc_slow_task [2022-12-14 13:10:50,859 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:10:50,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,861 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-14 13:10:50,862 WARN L623 FunctionHandler]: Unknown extern function sas_free_task [2022-12-14 13:10:50,863 WARN L623 FunctionHandler]: Unknown extern function sas_get_local_phy [2022-12-14 13:10:50,863 WARN L623 FunctionHandler]: Unknown extern function sas_phy_reset [2022-12-14 13:10:50,863 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:50,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,875 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-14 13:10:50,876 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,880 WARN L623 FunctionHandler]: Unknown extern function int_to_scsilun [2022-12-14 13:10:50,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,885 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,893 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-14 13:10:50,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,896 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,898 WARN L623 FunctionHandler]: Unknown extern function sas_ssp_task_response [2022-12-14 13:10:50,899 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1801 [2022-12-14 13:10:50,899 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,904 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,919 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,920 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,920 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 13:10:50,920 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 13:10:50,921 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 13:10:50,921 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 13:10:50,922 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 13:10:50,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,936 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,937 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,937 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:50,949 WARN L623 FunctionHandler]: Unknown extern function add_timer [2022-12-14 13:10:50,950 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,950 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:50,971 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:50,972 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:50,986 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:10:50,987 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,987 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 13:10:50,987 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,988 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,988 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,988 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 13:10:50,989 WARN L623 FunctionHandler]: Unknown extern function del_timer [2022-12-14 13:10:50,989 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-12-14 13:10:50,989 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,990 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,990 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,990 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,990 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:50,991 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-14 13:10:50,993 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_dword [2022-12-14 13:10:50,994 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_dword [2022-12-14 13:10:51,000 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,001 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,016 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:51,021 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,021 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,022 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,026 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,027 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:51,033 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,034 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,036 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,037 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,046 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 13:10:51,051 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,058 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 13:10:51,061 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,061 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,068 WARN L623 FunctionHandler]: Unknown extern function dev_printk [2022-12-14 13:10:51,077 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 13:10:51,078 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,080 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,080 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,083 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,084 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,090 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,092 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,093 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,097 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 13:10:51,099 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,102 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 13:10:51,105 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 13:10:51,137 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 13:10:51,144 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 13:10:51,164 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665501,665514] [2022-12-14 13:10:51,164 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665646,665659] [2022-12-14 13:10:51,164 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665792,665805] [2022-12-14 13:10:51,165 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[665957,665970] [2022-12-14 13:10:51,165 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666115,666128] [2022-12-14 13:10:51,165 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666273,666286] [2022-12-14 13:10:51,166 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666431,666444] [2022-12-14 13:10:51,166 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666591,666604] [2022-12-14 13:10:51,166 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666750,666763] [2022-12-14 13:10:51,166 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[666889,666902] [2022-12-14 13:10:51,167 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667031,667044] [2022-12-14 13:10:51,167 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667180,667193] [2022-12-14 13:10:51,167 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667319,667332] [2022-12-14 13:10:51,168 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667474,667487] [2022-12-14 13:10:51,168 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667634,667647] [2022-12-14 13:10:51,168 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667785,667798] [2022-12-14 13:10:51,168 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[667936,667949] [2022-12-14 13:10:51,169 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668088,668101] [2022-12-14 13:10:51,169 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668237,668250] [2022-12-14 13:10:51,169 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668385,668398] [2022-12-14 13:10:51,170 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668542,668555] [2022-12-14 13:10:51,170 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668691,668704] [2022-12-14 13:10:51,170 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[668847,668860] [2022-12-14 13:10:51,170 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669000,669013] [2022-12-14 13:10:51,171 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669146,669159] [2022-12-14 13:10:51,171 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669289,669302] [2022-12-14 13:10:51,171 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669441,669454] [2022-12-14 13:10:51,172 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669587,669600] [2022-12-14 13:10:51,172 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669732,669745] [2022-12-14 13:10:51,172 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[669886,669899] [2022-12-14 13:10:51,172 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670037,670050] [2022-12-14 13:10:51,173 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670192,670205] [2022-12-14 13:10:51,173 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670344,670357] [2022-12-14 13:10:51,173 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670499,670512] [2022-12-14 13:10:51,173 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670663,670676] [2022-12-14 13:10:51,174 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670819,670832] [2022-12-14 13:10:51,174 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[670983,670996] [2022-12-14 13:10:51,174 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671125,671138] [2022-12-14 13:10:51,175 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671283,671296] [2022-12-14 13:10:51,175 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671450,671463] [2022-12-14 13:10:51,175 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671609,671622] [2022-12-14 13:10:51,175 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671768,671781] [2022-12-14 13:10:51,176 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[671917,671930] [2022-12-14 13:10:51,176 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672064,672077] [2022-12-14 13:10:51,176 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672203,672216] [2022-12-14 13:10:51,176 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672366,672379] [2022-12-14 13:10:51,177 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672532,672545] [2022-12-14 13:10:51,177 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672696,672709] [2022-12-14 13:10:51,177 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[672861,672874] [2022-12-14 13:10:51,178 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673026,673039] [2022-12-14 13:10:51,178 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673192,673205] [2022-12-14 13:10:51,178 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673357,673370] [2022-12-14 13:10:51,178 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673524,673537] [2022-12-14 13:10:51,179 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673684,673697] [2022-12-14 13:10:51,179 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[673846,673859] [2022-12-14 13:10:51,179 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674005,674018] [2022-12-14 13:10:51,179 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674151,674164] [2022-12-14 13:10:51,180 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674294,674307] [2022-12-14 13:10:51,180 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674438,674451] [2022-12-14 13:10:51,180 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674581,674594] [2022-12-14 13:10:51,181 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674725,674738] [2022-12-14 13:10:51,181 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[674866,674879] [2022-12-14 13:10:51,181 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675004,675017] [2022-12-14 13:10:51,181 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675162,675175] [2022-12-14 13:10:51,182 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675321,675334] [2022-12-14 13:10:51,182 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675477,675490] [2022-12-14 13:10:51,182 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675626,675639] [2022-12-14 13:10:51,183 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675778,675791] [2022-12-14 13:10:51,183 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[675929,675942] [2022-12-14 13:10:51,183 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676078,676091] [2022-12-14 13:10:51,183 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676230,676243] [2022-12-14 13:10:51,184 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676378,676391] [2022-12-14 13:10:51,184 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676531,676544] [2022-12-14 13:10:51,184 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676682,676695] [2022-12-14 13:10:51,184 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676832,676845] [2022-12-14 13:10:51,185 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[676979,676992] [2022-12-14 13:10:51,185 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677130,677143] [2022-12-14 13:10:51,185 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677281,677294] [2022-12-14 13:10:51,185 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677429,677442] [2022-12-14 13:10:51,186 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677595,677608] [2022-12-14 13:10:51,186 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677764,677777] [2022-12-14 13:10:51,186 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[677931,677944] [2022-12-14 13:10:51,187 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678099,678112] [2022-12-14 13:10:51,187 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678249,678262] [2022-12-14 13:10:51,187 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678396,678409] [2022-12-14 13:10:51,187 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678557,678570] [2022-12-14 13:10:51,188 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678727,678740] [2022-12-14 13:10:51,188 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_9f4f0b25-de21-4879-a3d6-e78461b19df9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i[678889,678902] [2022-12-14 13:10:51,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 13:10:51,729 INFO L208 MainTranslator]: Completed translation [2022-12-14 13:10:51,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51 WrapperNode [2022-12-14 13:10:51,729 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 13:10:51,730 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 13:10:51,730 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 13:10:51,730 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 13:10:51,735 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:51,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,105 INFO L138 Inliner]: procedures = 978, calls = 4929, calls flagged for inlining = 498, calls inlined = 417, statements flattened = 11582 [2022-12-14 13:10:52,106 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 13:10:52,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 13:10:52,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 13:10:52,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 13:10:52,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,170 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,346 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,401 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 13:10:52,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 13:10:52,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 13:10:52,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 13:10:52,476 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (1/1) ... [2022-12-14 13:10:52,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 13:10:52,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:10:52,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 13:10:52,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_reset [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_reset [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_125 [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_125 [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_sata_done [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_sata_done [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_lock_of_mvs_info [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~~u32~0 [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~~u32~0 [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_assign_reg_set [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_assign_reg_set [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_phy_info [2022-12-14 13:10:52,538 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_phy_info [2022-12-14 13:10:52,538 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr___0 [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr___0 [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_phy_info [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_phy_info [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_disable [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_disable [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_formed [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_formed [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_write_data [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_write_data [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_spi_read_data [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_spi_read_data [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_read_data [2022-12-14 13:10:52,539 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_read_data [2022-12-14 13:10:52,539 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_non_spec_ncq_error [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_non_spec_ncq_error [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full___0 [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full___0 [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_complete [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_complete [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl___0 [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl___0 [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_abort_task [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_abort_task [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_reset [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_reset [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure sas_free_task [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_free_task [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_101 [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_101 [2022-12-14 13:10:52,540 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-14 13:10:52,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32 [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32 [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_command_active [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_command_active [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_iounmap [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_iounmap [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_set_link_rate [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_set_link_rate [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 13:10:52,541 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_active_cmds [2022-12-14 13:10:52,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_active_cmds [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat___0 [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat___0 [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_fix_dma [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_fix_dma [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_tag [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_tag [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_set_sas_addr [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_set_sas_addr [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_ioremap [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_ioremap [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_find_dev_by_reg_set [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_find_dev_by_reg_set [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-12-14 13:10:52,542 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 13:10:52,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_check_return_value_probe [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_check_return_value_probe [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_check_return_value_probe [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_check_return_value_probe [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure sas_unregister_ha [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_unregister_ha [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr_status [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr_status [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure sas_release_transport [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_release_transport [2022-12-14 13:10:52,543 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_rx_update [2022-12-14 13:10:52,543 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_rx_update [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_stat [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_stat [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_deformed [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_deformed [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_isr [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_isr [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_oob_done [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_oob_done [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_srs_irq [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_srs_irq [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_disable [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_disable [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_task_free [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_task_free [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2022-12-14 13:10:52,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2022-12-14 13:10:52,544 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_fix_dma [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_fix_dma [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_hw_max_link_rate___0 [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_hw_max_link_rate___0 [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_debug_issue_ssp_tmf [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_debug_issue_ssp_tmf [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_unmap [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_phy_ctl [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_phy_ctl [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure sas_change_queue_depth [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_change_queue_depth [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-14 13:10:52,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-14 13:10:52,545 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_119 [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_119 [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_task_exec [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_task_exec [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_release_task [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_release_task [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cr32___0 [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cr32___0 [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_pci_remove [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_pci_remove [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_wideport [2022-12-14 13:10:52,546 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_wideport [2022-12-14 13:10:52,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_103 [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_103 [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_enable [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_enable [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_data___0 [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_data___0 [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free_reg_set [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free_reg_set [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_count___0 [2022-12-14 13:10:52,547 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_count___0 [2022-12-14 13:10:52,547 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_bytes_dmaed [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_bytes_dmaed [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat___0 [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat___0 [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_start_delivery [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_start_delivery [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl___0 [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl___0 [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_100 [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_100 [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_task_state_lock_of_sas_task [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_addr [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_addr [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_interrupt_enable [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_interrupt_enable [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_destroy [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_destroy [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_port [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_port [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_device_reset_handler [2022-12-14 13:10:52,548 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_device_reset_handler [2022-12-14 13:10:52,548 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_126 [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_126 [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_stat [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_stat [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_detect_porttype [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_detect_porttype [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_scsi_remove_host [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_scsi_remove_host [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_irq_mask___0 [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_irq_mask___0 [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32___0 [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32___0 [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_stp_reset [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_stp_reset [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_issue_stop [2022-12-14 13:10:52,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_issue_stop [2022-12-14 13:10:52,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_phy_ctl [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_phy_ctl [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_unlock_task_state_lock_of_sas_task [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_cfg_data___0 [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_cfg_data___0 [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_tag_clear [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_tag_clear [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure sas_target_alloc [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_target_alloc [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_io_mem_remap [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_io_mem_remap [2022-12-14 13:10:52,550 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2022-12-14 13:10:52,550 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_sata [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_sata [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_assign_reg_set [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_assign_reg_set [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_prd [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_prd [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_found [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_found [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_free_reg_set [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_free_reg_set [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_free_reg_set [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_free_reg_set [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-14 13:10:52,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 13:10:52,551 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_ioremap [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_ioremap [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure sas_protocol_ata [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_protocol_ata [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_detect_porttype [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_detect_porttype [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_command_active [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_command_active [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_clear_active_cmds [2022-12-14 13:10:52,552 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_clear_active_cmds [2022-12-14 13:10:52,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_enable [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_enable [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_rx [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_rx [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_query_task [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_query_task [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_slot_free [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_slot_free [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_vsr_addr___0 [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_vsr_addr___0 [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_int_full [2022-12-14 13:10:52,553 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_int_full [2022-12-14 13:10:52,553 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_clear_srs_irq [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_clear_srs_irq [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_spi_write_data [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_spi_write_data [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_tune_interrupt [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_tune_interrupt [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_handle_event [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_handle_event [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_formed [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_formed [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_init [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_init [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port_irq_mask___0 [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port_irq_mask___0 [2022-12-14 13:10:52,554 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_set_link_rate [2022-12-14 13:10:52,554 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_set_link_rate [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_iounmap [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_iounmap [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~VOID [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_finished [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_finished [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_oob_done [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_oob_done [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure sas_eh_bus_reset_handler [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_eh_bus_reset_handler [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_remove_host [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_remove_host [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_phy_work_around [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_phy_work_around [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure sas_slave_configure [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_slave_configure [2022-12-14 13:10:52,555 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-12-14 13:10:52,555 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_iounmap [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_iounmap [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_isr_status [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_isr_status [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_issue_stop [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_issue_stop [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_interrupt_disable [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_interrupt_disable [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_make_dev_info [2022-12-14 13:10:52,556 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_make_dev_info [2022-12-14 13:10:52,556 INFO L130 BoogieDeclarations]: Found specification of procedure sas_ssp_task_response [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure sas_ssp_task_response [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_is_phy_ready [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_is_phy_ready [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_vsr_data___0 [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_vsr_data___0 [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_enable [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_enable [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_free [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_free [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_do_release_task [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_do_release_task [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone_notify [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone_notify [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_phy_disable [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_phy_disable [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_dev_gone [2022-12-14 13:10:52,557 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_dev_gone [2022-12-14 13:10:52,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_scan_start [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_scan_start [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_64xx_make_prd [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_64xx_make_prd [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_get_prd_size___0 [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_get_prd_size___0 [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_lock_of_mvs_info [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_init [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_init [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_cw32 [2022-12-14 13:10:52,558 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_cw32 [2022-12-14 13:10:52,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~~u32~0 [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_write_port [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_write_port [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_update_phyinfo [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_update_phyinfo [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_ioremap [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_ioremap [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_94xx_tune_interrupt [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_94xx_tune_interrupt [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_read_port_cfg_data___0 [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_read_port_cfg_data___0 [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-12-14 13:10:52,559 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-12-14 13:10:52,559 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_I_T_nexus_reset [2022-12-14 13:10:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_I_T_nexus_reset [2022-12-14 13:10:52,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 13:10:52,593 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_store_interrupt_coalescing [2022-12-14 13:10:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_store_interrupt_coalescing [2022-12-14 13:10:52,593 INFO L130 BoogieDeclarations]: Found specification of procedure mvs_port_notify_deformed [2022-12-14 13:10:52,593 INFO L138 BoogieDeclarations]: Found implementation of procedure mvs_port_notify_deformed [2022-12-14 13:10:53,690 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 13:10:53,695 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 13:10:53,837 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 13:11:02,418 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 13:11:04,438 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 13:11:04,439 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 13:11:04,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 01:11:04 BoogieIcfgContainer [2022-12-14 13:11:04,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 13:11:04,445 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 13:11:04,445 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 13:11:04,447 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 13:11:04,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 01:10:44" (1/3) ... [2022-12-14 13:11:04,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec4e984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 01:11:04, skipping insertion in model container [2022-12-14 13:11:04,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 01:10:51" (2/3) ... [2022-12-14 13:11:04,448 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec4e984 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 01:11:04, skipping insertion in model container [2022-12-14 13:11:04,448 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 01:11:04" (3/3) ... [2022-12-14 13:11:04,449 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--scsi--mvsas--mvsas.ko.cil.i [2022-12-14 13:11:04,464 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 13:11:04,464 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 29 error locations. [2022-12-14 13:11:04,569 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 13:11:04,575 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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;@3c58d9ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 13:11:04,575 INFO L358 AbstractCegarLoop]: Starting to check reachability of 29 error locations. [2022-12-14 13:11:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand has 3591 states, 2065 states have (on average 1.337046004842615) internal successors, (2761), 2241 states have internal predecessors, (2761), 1243 states have call successors, (1243), 254 states have call predecessors, (1243), 253 states have return successors, (1236), 1167 states have call predecessors, (1236), 1236 states have call successors, (1236) [2022-12-14 13:11:04,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-12-14 13:11:04,603 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:11:04,604 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:11:04,604 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:11:04,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:11:04,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1006581131, now seen corresponding path program 1 times [2022-12-14 13:11:04,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:11:04,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428627090] [2022-12-14 13:11:04,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:11:04,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:11:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:11:05,456 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:11:05,457 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:11:05,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428627090] [2022-12-14 13:11:05,457 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428627090] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:11:05,458 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:11:05,458 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:11:05,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273422607] [2022-12-14 13:11:05,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:11:05,464 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:11:05,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:11:05,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:11:05,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:11:05,503 INFO L87 Difference]: Start difference. First operand has 3591 states, 2065 states have (on average 1.337046004842615) internal successors, (2761), 2241 states have internal predecessors, (2761), 1243 states have call successors, (1243), 254 states have call predecessors, (1243), 253 states have return successors, (1236), 1167 states have call predecessors, (1236), 1236 states have call successors, (1236) Second operand has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 13:11:08,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:09,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:14,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:16,643 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:18,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:20,244 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:24,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:24,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:11:24,128 INFO L93 Difference]: Finished difference Result 10692 states and 16084 transitions. [2022-12-14 13:11:24,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:11:24,130 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 48 [2022-12-14 13:11:24,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:11:24,176 INFO L225 Difference]: With dead ends: 10692 [2022-12-14 13:11:24,176 INFO L226 Difference]: Without dead ends: 7099 [2022-12-14 13:11:24,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:11:24,201 INFO L413 NwaCegarLoop]: 6384 mSDtfsCounter, 5146 mSDsluCounter, 11097 mSDsCounter, 0 mSdLazyCounter, 1821 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5148 SdHoareTripleChecker+Valid, 17481 SdHoareTripleChecker+Invalid, 1824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1821 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-12-14 13:11:24,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5148 Valid, 17481 Invalid, 1824 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1821 Invalid, 2 Unknown, 0 Unchecked, 18.1s Time] [2022-12-14 13:11:24,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7099 states. [2022-12-14 13:11:24,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7099 to 6916. [2022-12-14 13:11:24,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 3991 states have (on average 1.3242295164119269) internal successors, (5285), 4310 states have internal predecessors, (5285), 2415 states have call successors, (2415), 484 states have call predecessors, (2415), 481 states have return successors, (2497), 2266 states have call predecessors, (2497), 2413 states have call successors, (2497) [2022-12-14 13:11:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 10197 transitions. [2022-12-14 13:11:24,555 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 10197 transitions. Word has length 48 [2022-12-14 13:11:24,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:11:24,556 INFO L495 AbstractCegarLoop]: Abstraction has 6916 states and 10197 transitions. [2022-12-14 13:11:24,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.0) internal successors, (24), 4 states have internal predecessors, (24), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-12-14 13:11:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 10197 transitions. [2022-12-14 13:11:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-14 13:11:24,558 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:11:24,558 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:11:24,558 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 13:11:24,558 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:11:24,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:11:24,559 INFO L85 PathProgramCache]: Analyzing trace with hash -760605973, now seen corresponding path program 1 times [2022-12-14 13:11:24,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:11:24,559 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455405669] [2022-12-14 13:11:24,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:11:24,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:11:24,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:11:25,005 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:11:25,005 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:11:25,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455405669] [2022-12-14 13:11:25,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455405669] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:11:25,005 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:11:25,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:11:25,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126833110] [2022-12-14 13:11:25,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:11:25,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:11:25,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:11:25,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:11:25,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:11:25,008 INFO L87 Difference]: Start difference. First operand 6916 states and 10197 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 13:11:28,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:32,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:34,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:37,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:39,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:40,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:11:40,125 INFO L93 Difference]: Finished difference Result 8342 states and 12171 transitions. [2022-12-14 13:11:40,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 13:11:40,126 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-12-14 13:11:40,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:11:40,159 INFO L225 Difference]: With dead ends: 8342 [2022-12-14 13:11:40,159 INFO L226 Difference]: Without dead ends: 8340 [2022-12-14 13:11:40,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:11:40,163 INFO L413 NwaCegarLoop]: 4927 mSDtfsCounter, 5147 mSDsluCounter, 6001 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5153 SdHoareTripleChecker+Valid, 10928 SdHoareTripleChecker+Invalid, 1206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2022-12-14 13:11:40,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5153 Valid, 10928 Invalid, 1206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1203 Invalid, 3 Unknown, 0 Unchecked, 14.7s Time] [2022-12-14 13:11:40,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8340 states. [2022-12-14 13:11:40,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8340 to 8328. [2022-12-14 13:11:40,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8328 states, 4727 states have (on average 1.312883435582822) internal successors, (6206), 5136 states have internal predecessors, (6206), 2933 states have call successors, (2933), 643 states have call predecessors, (2933), 640 states have return successors, (3015), 2724 states have call predecessors, (3015), 2931 states have call successors, (3015) [2022-12-14 13:11:40,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8328 states to 8328 states and 12154 transitions. [2022-12-14 13:11:40,504 INFO L78 Accepts]: Start accepts. Automaton has 8328 states and 12154 transitions. Word has length 53 [2022-12-14 13:11:40,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:11:40,504 INFO L495 AbstractCegarLoop]: Abstraction has 8328 states and 12154 transitions. [2022-12-14 13:11:40,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-12-14 13:11:40,504 INFO L276 IsEmpty]: Start isEmpty. Operand 8328 states and 12154 transitions. [2022-12-14 13:11:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 13:11:40,505 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:11:40,505 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:11:40,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 13:11:40,506 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:11:40,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:11:40,506 INFO L85 PathProgramCache]: Analyzing trace with hash -2143674244, now seen corresponding path program 1 times [2022-12-14 13:11:40,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:11:40,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055181530] [2022-12-14 13:11:40,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:11:40,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:11:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:11:41,080 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:11:41,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:11:41,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055181530] [2022-12-14 13:11:41,080 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055181530] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:11:41,080 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:11:41,080 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:11:41,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198319042] [2022-12-14 13:11:41,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:11:41,081 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:11:41,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:11:41,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:11:41,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:11:41,082 INFO L87 Difference]: Start difference. First operand 8328 states and 12154 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-14 13:11:43,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:45,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:48,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:50,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:51,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:53,459 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:11:54,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:11:58,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:00,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:02,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:04,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:04,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:12:04,936 INFO L93 Difference]: Finished difference Result 12456 states and 18116 transitions. [2022-12-14 13:12:04,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:12:04,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 58 [2022-12-14 13:12:04,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:12:04,997 INFO L225 Difference]: With dead ends: 12456 [2022-12-14 13:12:04,997 INFO L226 Difference]: Without dead ends: 12454 [2022-12-14 13:12:05,008 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:12:05,008 INFO L413 NwaCegarLoop]: 5891 mSDtfsCounter, 5154 mSDsluCounter, 10489 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5158 SdHoareTripleChecker+Valid, 16380 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.5s IncrementalHoareTripleChecker+Time [2022-12-14 13:12:05,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5158 Valid, 16380 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1670 Invalid, 4 Unknown, 0 Unchecked, 23.5s Time] [2022-12-14 13:12:05,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12454 states. [2022-12-14 13:12:05,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12454 to 12296. [2022-12-14 13:12:05,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12296 states, 6989 states have (on average 1.313778795249678) internal successors, (9182), 7578 states have internal predecessors, (9182), 4341 states have call successors, (4341), 941 states have call predecessors, (4341), 938 states have return successors, (4427), 4036 states have call predecessors, (4427), 4339 states have call successors, (4427) [2022-12-14 13:12:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12296 states to 12296 states and 17950 transitions. [2022-12-14 13:12:05,518 INFO L78 Accepts]: Start accepts. Automaton has 12296 states and 17950 transitions. Word has length 58 [2022-12-14 13:12:05,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:12:05,518 INFO L495 AbstractCegarLoop]: Abstraction has 12296 states and 17950 transitions. [2022-12-14 13:12:05,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-12-14 13:12:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 12296 states and 17950 transitions. [2022-12-14 13:12:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-14 13:12:05,520 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:12:05,520 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:12:05,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 13:12:05,521 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:12:05,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:12:05,521 INFO L85 PathProgramCache]: Analyzing trace with hash 726359608, now seen corresponding path program 1 times [2022-12-14 13:12:05,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:12:05,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931266294] [2022-12-14 13:12:05,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:12:05,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:12:05,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:12:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:12:05,974 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:12:05,974 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931266294] [2022-12-14 13:12:05,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931266294] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:12:05,974 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:12:05,975 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:12:05,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427127849] [2022-12-14 13:12:05,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:12:05,975 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:12:05,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:12:05,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:12:05,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:12:05,976 INFO L87 Difference]: Start difference. First operand 12296 states and 17950 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 13:12:11,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:12:14,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:12:16,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:18,538 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:20,141 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:23,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:23,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:12:23,324 INFO L93 Difference]: Finished difference Result 20121 states and 29364 transitions. [2022-12-14 13:12:23,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:12:23,325 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 63 [2022-12-14 13:12:23,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:12:23,389 INFO L225 Difference]: With dead ends: 20121 [2022-12-14 13:12:23,389 INFO L226 Difference]: Without dead ends: 20119 [2022-12-14 13:12:23,396 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:12:23,396 INFO L413 NwaCegarLoop]: 5844 mSDtfsCounter, 4967 mSDsluCounter, 10442 mSDsCounter, 0 mSdLazyCounter, 1667 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4971 SdHoareTripleChecker+Valid, 16286 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1667 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2022-12-14 13:12:23,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4971 Valid, 16286 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1667 Invalid, 4 Unknown, 0 Unchecked, 16.8s Time] [2022-12-14 13:12:23,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20119 states. [2022-12-14 13:12:24,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20119 to 19963. [2022-12-14 13:12:24,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19963 states, 11355 states have (on average 1.3137824746807574) internal successors, (14918), 12297 states have internal predecessors, (14918), 7054 states have call successors, (7054), 1531 states have call predecessors, (7054), 1526 states have return successors, (7225), 6556 states have call predecessors, (7225), 7052 states have call successors, (7225) [2022-12-14 13:12:24,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19963 states to 19963 states and 29197 transitions. [2022-12-14 13:12:24,277 INFO L78 Accepts]: Start accepts. Automaton has 19963 states and 29197 transitions. Word has length 63 [2022-12-14 13:12:24,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:12:24,277 INFO L495 AbstractCegarLoop]: Abstraction has 19963 states and 29197 transitions. [2022-12-14 13:12:24,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-12-14 13:12:24,277 INFO L276 IsEmpty]: Start isEmpty. Operand 19963 states and 29197 transitions. [2022-12-14 13:12:24,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-12-14 13:12:24,278 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:12:24,279 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:12:24,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 13:12:24,279 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:12:24,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:12:24,279 INFO L85 PathProgramCache]: Analyzing trace with hash -740468982, now seen corresponding path program 1 times [2022-12-14 13:12:24,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:12:24,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576644727] [2022-12-14 13:12:24,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:12:24,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:12:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:12:24,686 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:12:24,686 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:12:24,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576644727] [2022-12-14 13:12:24,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576644727] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:12:24,686 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:12:24,686 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:12:24,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395064950] [2022-12-14 13:12:24,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:12:24,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:12:24,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:12:24,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:12:24,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:12:24,688 INFO L87 Difference]: Start difference. First operand 19963 states and 29197 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 13:12:27,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:31,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:12:32,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:12:34,717 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:40,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:42,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:44,732 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 [] [2022-12-14 13:12:44,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:12:44,781 INFO L93 Difference]: Finished difference Result 20121 states and 29361 transitions. [2022-12-14 13:12:44,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:12:44,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 68 [2022-12-14 13:12:44,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:12:44,850 INFO L225 Difference]: With dead ends: 20121 [2022-12-14 13:12:44,850 INFO L226 Difference]: Without dead ends: 20119 [2022-12-14 13:12:44,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:12:44,861 INFO L413 NwaCegarLoop]: 5893 mSDtfsCounter, 5150 mSDsluCounter, 10491 mSDsCounter, 0 mSdLazyCounter, 1669 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5154 SdHoareTripleChecker+Valid, 16384 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1669 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-12-14 13:12:44,861 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5154 Valid, 16384 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1669 Invalid, 5 Unknown, 0 Unchecked, 19.5s Time] [2022-12-14 13:12:44,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20119 states. [2022-12-14 13:12:45,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20119 to 19975. [2022-12-14 13:12:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19975 states, 11361 states have (on average 1.3137047795088461) internal successors, (14925), 12303 states have internal predecessors, (14925), 7058 states have call successors, (7058), 1533 states have call predecessors, (7058), 1528 states have return successors, (7229), 6560 states have call predecessors, (7229), 7056 states have call successors, (7229) [2022-12-14 13:12:45,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19975 states to 19975 states and 29212 transitions. [2022-12-14 13:12:45,785 INFO L78 Accepts]: Start accepts. Automaton has 19975 states and 29212 transitions. Word has length 68 [2022-12-14 13:12:45,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:12:45,785 INFO L495 AbstractCegarLoop]: Abstraction has 19975 states and 29212 transitions. [2022-12-14 13:12:45,785 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-12-14 13:12:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 19975 states and 29212 transitions. [2022-12-14 13:12:45,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 13:12:45,786 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:12:45,786 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:12:45,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 13:12:45,787 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:12:45,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:12:45,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1558807277, now seen corresponding path program 1 times [2022-12-14 13:12:45,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:12:45,787 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729713102] [2022-12-14 13:12:45,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:12:45,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:12:45,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:12:46,175 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:12:46,175 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:12:46,175 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729713102] [2022-12-14 13:12:46,175 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729713102] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:12:46,176 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:12:46,176 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:12:46,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629242921] [2022-12-14 13:12:46,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:12:46,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:12:46,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:12:46,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:12:46,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:12:46,177 INFO L87 Difference]: Start difference. First operand 19975 states and 29212 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-14 13:12:49,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:53,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:12:56,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:12:58,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:00,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:01,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:13:01,388 INFO L93 Difference]: Finished difference Result 19996 states and 29237 transitions. [2022-12-14 13:13:01,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 13:13:01,388 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2022-12-14 13:13:01,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:13:01,449 INFO L225 Difference]: With dead ends: 19996 [2022-12-14 13:13:01,449 INFO L226 Difference]: Without dead ends: 19994 [2022-12-14 13:13:01,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:13:01,460 INFO L413 NwaCegarLoop]: 4925 mSDtfsCounter, 5141 mSDsluCounter, 5999 mSDsCounter, 0 mSdLazyCounter, 1202 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5147 SdHoareTripleChecker+Valid, 10924 SdHoareTripleChecker+Invalid, 1206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1202 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2022-12-14 13:13:01,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5147 Valid, 10924 Invalid, 1206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1202 Invalid, 4 Unknown, 0 Unchecked, 14.6s Time] [2022-12-14 13:13:01,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19994 states. [2022-12-14 13:13:02,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19994 to 19975. [2022-12-14 13:13:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19975 states, 11361 states have (on average 1.3136167590881085) internal successors, (14924), 12302 states have internal predecessors, (14924), 7058 states have call successors, (7058), 1533 states have call predecessors, (7058), 1529 states have return successors, (7231), 6561 states have call predecessors, (7231), 7056 states have call successors, (7231) [2022-12-14 13:13:02,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19975 states to 19975 states and 29213 transitions. [2022-12-14 13:13:02,401 INFO L78 Accepts]: Start accepts. Automaton has 19975 states and 29213 transitions. Word has length 73 [2022-12-14 13:13:02,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:13:02,402 INFO L495 AbstractCegarLoop]: Abstraction has 19975 states and 29213 transitions. [2022-12-14 13:13:02,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-12-14 13:13:02,402 INFO L276 IsEmpty]: Start isEmpty. Operand 19975 states and 29213 transitions. [2022-12-14 13:13:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-12-14 13:13:02,403 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:13:02,403 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:13:02,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 13:13:02,403 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:13:02,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:13:02,403 INFO L85 PathProgramCache]: Analyzing trace with hash -602823891, now seen corresponding path program 1 times [2022-12-14 13:13:02,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:13:02,403 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382407226] [2022-12-14 13:13:02,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:13:02,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:13:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:13:02,997 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 13:13:02,997 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:13:02,997 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382407226] [2022-12-14 13:13:02,997 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382407226] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:13:02,997 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:13:02,997 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:13:02,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662519282] [2022-12-14 13:13:02,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:13:02,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:13:02,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:13:02,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:13:02,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:13:02,999 INFO L87 Difference]: Start difference. First operand 19975 states and 29213 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:13:11,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:13:12,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:13:13,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:15,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:17,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:18,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:13:21,816 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:25,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:25,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:13:25,302 INFO L93 Difference]: Finished difference Result 35537 states and 52902 transitions. [2022-12-14 13:13:25,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 13:13:25,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 81 [2022-12-14 13:13:25,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:13:25,415 INFO L225 Difference]: With dead ends: 35537 [2022-12-14 13:13:25,415 INFO L226 Difference]: Without dead ends: 35535 [2022-12-14 13:13:25,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 13:13:25,431 INFO L413 NwaCegarLoop]: 6148 mSDtfsCounter, 4903 mSDsluCounter, 16897 mSDsCounter, 0 mSdLazyCounter, 2365 mSolverCounterSat, 4 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4907 SdHoareTripleChecker+Valid, 23045 SdHoareTripleChecker+Invalid, 2373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2365 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-12-14 13:13:25,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4907 Valid, 23045 Invalid, 2373 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 2365 Invalid, 4 Unknown, 0 Unchecked, 21.0s Time] [2022-12-14 13:13:25,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35535 states. [2022-12-14 13:13:27,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35535 to 35272. [2022-12-14 13:13:27,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35272 states, 20182 states have (on average 1.319492617183629) internal successors, (26630), 21873 states have internal predecessors, (26630), 12426 states have call successors, (12426), 2680 states have call predecessors, (12426), 2637 states have return successors, (13552), 11464 states have call predecessors, (13552), 12424 states have call successors, (13552) [2022-12-14 13:13:27,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35272 states to 35272 states and 52608 transitions. [2022-12-14 13:13:27,255 INFO L78 Accepts]: Start accepts. Automaton has 35272 states and 52608 transitions. Word has length 81 [2022-12-14 13:13:27,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:13:27,256 INFO L495 AbstractCegarLoop]: Abstraction has 35272 states and 52608 transitions. [2022-12-14 13:13:27,256 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:13:27,256 INFO L276 IsEmpty]: Start isEmpty. Operand 35272 states and 52608 transitions. [2022-12-14 13:13:27,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-12-14 13:13:27,257 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:13:27,257 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:13:27,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 13:13:27,257 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:13:27,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:13:27,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1533773100, now seen corresponding path program 1 times [2022-12-14 13:13:27,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:13:27,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635003067] [2022-12-14 13:13:27,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:13:27,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:13:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:13:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:13:27,619 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:13:27,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635003067] [2022-12-14 13:13:27,619 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635003067] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:13:27,619 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:13:27,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:13:27,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557719964] [2022-12-14 13:13:27,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:13:27,620 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:13:27,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:13:27,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:13:27,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:13:27,621 INFO L87 Difference]: Start difference. First operand 35272 states and 52608 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:13:30,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:31,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:35,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:13:37,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:13:39,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:41,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:43,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:13:44,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:13:44,833 INFO L93 Difference]: Finished difference Result 35291 states and 52630 transitions. [2022-12-14 13:13:44,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 13:13:44,833 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 78 [2022-12-14 13:13:44,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:13:44,943 INFO L225 Difference]: With dead ends: 35291 [2022-12-14 13:13:44,943 INFO L226 Difference]: Without dead ends: 35289 [2022-12-14 13:13:44,958 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:13:44,958 INFO L413 NwaCegarLoop]: 4923 mSDtfsCounter, 5138 mSDsluCounter, 5997 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5144 SdHoareTripleChecker+Valid, 10920 SdHoareTripleChecker+Invalid, 1206 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.0s IncrementalHoareTripleChecker+Time [2022-12-14 13:13:44,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5144 Valid, 10920 Invalid, 1206 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1203 Invalid, 3 Unknown, 0 Unchecked, 16.0s Time] [2022-12-14 13:13:44,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35289 states. [2022-12-14 13:13:46,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35289 to 35280. [2022-12-14 13:13:46,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35280 states, 20186 states have (on average 1.3193797681561479) internal successors, (26633), 21876 states have internal predecessors, (26633), 12426 states have call successors, (12426), 2680 states have call predecessors, (12426), 2642 states have return successors, (13562), 11469 states have call predecessors, (13562), 12424 states have call successors, (13562) [2022-12-14 13:13:46,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35280 states to 35280 states and 52621 transitions. [2022-12-14 13:13:46,838 INFO L78 Accepts]: Start accepts. Automaton has 35280 states and 52621 transitions. Word has length 78 [2022-12-14 13:13:46,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:13:46,839 INFO L495 AbstractCegarLoop]: Abstraction has 35280 states and 52621 transitions. [2022-12-14 13:13:46,839 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:13:46,839 INFO L276 IsEmpty]: Start isEmpty. Operand 35280 states and 52621 transitions. [2022-12-14 13:13:46,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 13:13:46,840 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:13:46,840 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:13:46,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 13:13:46,840 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:13:46,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:13:46,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1355843544, now seen corresponding path program 1 times [2022-12-14 13:13:46,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:13:46,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [926948548] [2022-12-14 13:13:46,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:13:46,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:13:46,933 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 13:13:46,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2031755971] [2022-12-14 13:13:46,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:13:46,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:13:46,934 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:13:46,935 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:13:46,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 13:13:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:13:48,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 3580 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 13:13:48,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:13:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 13:13:48,133 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:13:48,133 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:13:48,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [926948548] [2022-12-14 13:13:48,133 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 13:13:48,133 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031755971] [2022-12-14 13:13:48,133 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2031755971] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:13:48,133 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:13:48,134 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 13:13:48,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1337038156] [2022-12-14 13:13:48,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:13:48,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 13:13:48,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:13:48,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 13:13:48,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:13:48,135 INFO L87 Difference]: Start difference. First operand 35280 states and 52621 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-14 13:13:54,550 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:13:57,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:00,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:01,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:14:01,036 INFO L93 Difference]: Finished difference Result 70604 states and 106896 transitions. [2022-12-14 13:14:01,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 13:14:01,037 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 90 [2022-12-14 13:14:01,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:14:01,201 INFO L225 Difference]: With dead ends: 70604 [2022-12-14 13:14:01,201 INFO L226 Difference]: Without dead ends: 35345 [2022-12-14 13:14:01,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:14:01,365 INFO L413 NwaCegarLoop]: 4631 mSDtfsCounter, 8 mSDsluCounter, 4623 mSDsCounter, 0 mSdLazyCounter, 1112 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 9254 SdHoareTripleChecker+Invalid, 1116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1112 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2022-12-14 13:14:01,365 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 9254 Invalid, 1116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1112 Invalid, 3 Unknown, 0 Unchecked, 11.3s Time] [2022-12-14 13:14:01,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35345 states. [2022-12-14 13:14:03,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35345 to 35345. [2022-12-14 13:14:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35345 states, 20231 states have (on average 1.3189165142602937) internal successors, (26683), 21926 states have internal predecessors, (26683), 12436 states have call successors, (12436), 2680 states have call predecessors, (12436), 2652 states have return successors, (13597), 11484 states have call predecessors, (13597), 12434 states have call successors, (13597) [2022-12-14 13:14:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35345 states to 35345 states and 52716 transitions. [2022-12-14 13:14:03,400 INFO L78 Accepts]: Start accepts. Automaton has 35345 states and 52716 transitions. Word has length 90 [2022-12-14 13:14:03,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:14:03,401 INFO L495 AbstractCegarLoop]: Abstraction has 35345 states and 52716 transitions. [2022-12-14 13:14:03,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-14 13:14:03,401 INFO L276 IsEmpty]: Start isEmpty. Operand 35345 states and 52716 transitions. [2022-12-14 13:14:03,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-12-14 13:14:03,403 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:14:03,403 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:14:03,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 13:14:03,603 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:14:03,605 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:14:03,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:14:03,606 INFO L85 PathProgramCache]: Analyzing trace with hash -241207519, now seen corresponding path program 1 times [2022-12-14 13:14:03,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:14:03,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401285957] [2022-12-14 13:14:03,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:14:03,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:14:03,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:14:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:14:03,998 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:14:03,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401285957] [2022-12-14 13:14:03,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401285957] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:14:03,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:14:03,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:14:03,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220510368] [2022-12-14 13:14:03,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:14:04,000 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:14:04,000 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:14:04,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:14:04,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:14:04,000 INFO L87 Difference]: Start difference. First operand 35345 states and 52716 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:14:07,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:10,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:14:12,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:14:14,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:14:16,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:20,921 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:23,716 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:24,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:14:24,349 INFO L93 Difference]: Finished difference Result 35490 states and 52864 transitions. [2022-12-14 13:14:24,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:14:24,350 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 83 [2022-12-14 13:14:24,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:14:24,469 INFO L225 Difference]: With dead ends: 35490 [2022-12-14 13:14:24,469 INFO L226 Difference]: Without dead ends: 35488 [2022-12-14 13:14:24,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:14:24,481 INFO L413 NwaCegarLoop]: 5884 mSDtfsCounter, 5136 mSDsluCounter, 10474 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5142 SdHoareTripleChecker+Valid, 16358 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2022-12-14 13:14:24,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5142 Valid, 16358 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1668 Invalid, 3 Unknown, 0 Unchecked, 18.9s Time] [2022-12-14 13:14:24,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35488 states. [2022-12-14 13:14:26,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35488 to 35365. [2022-12-14 13:14:26,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35365 states, 20242 states have (on average 1.3187926094259461) internal successors, (26695), 21937 states have internal predecessors, (26695), 12442 states have call successors, (12442), 2683 states have call predecessors, (12442), 2655 states have return successors, (13603), 11490 states have call predecessors, (13603), 12440 states have call successors, (13603) [2022-12-14 13:14:26,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35365 states to 35365 states and 52740 transitions. [2022-12-14 13:14:26,366 INFO L78 Accepts]: Start accepts. Automaton has 35365 states and 52740 transitions. Word has length 83 [2022-12-14 13:14:26,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:14:26,367 INFO L495 AbstractCegarLoop]: Abstraction has 35365 states and 52740 transitions. [2022-12-14 13:14:26,367 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:14:26,367 INFO L276 IsEmpty]: Start isEmpty. Operand 35365 states and 52740 transitions. [2022-12-14 13:14:26,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 13:14:26,368 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:14:26,369 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:14:26,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 13:14:26,369 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:14:26,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:14:26,369 INFO L85 PathProgramCache]: Analyzing trace with hash -33171047, now seen corresponding path program 1 times [2022-12-14 13:14:26,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:14:26,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443187335] [2022-12-14 13:14:26,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:14:26,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:14:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:14:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 13:14:26,927 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:14:26,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443187335] [2022-12-14 13:14:26,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443187335] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:14:26,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:14:26,927 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:14:26,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452683426] [2022-12-14 13:14:26,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:14:26,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:14:26,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:14:26,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:14:26,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:14:26,928 INFO L87 Difference]: Start difference. First operand 35365 states and 52740 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:14:31,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:36,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:14:40,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:14:42,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:44,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:14:49,983 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:52,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:14:52,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:14:52,727 INFO L93 Difference]: Finished difference Result 68829 states and 104513 transitions. [2022-12-14 13:14:52,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 13:14:52,727 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 89 [2022-12-14 13:14:52,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:14:53,015 INFO L225 Difference]: With dead ends: 68829 [2022-12-14 13:14:53,015 INFO L226 Difference]: Without dead ends: 68827 [2022-12-14 13:14:53,042 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-14 13:14:53,043 INFO L413 NwaCegarLoop]: 5907 mSDtfsCounter, 5145 mSDsluCounter, 16234 mSDsCounter, 0 mSdLazyCounter, 2211 mSolverCounterSat, 3 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5147 SdHoareTripleChecker+Valid, 22141 SdHoareTripleChecker+Invalid, 2219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2211 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.9s IncrementalHoareTripleChecker+Time [2022-12-14 13:14:53,043 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5147 Valid, 22141 Invalid, 2219 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 2211 Invalid, 5 Unknown, 0 Unchecked, 22.9s Time] [2022-12-14 13:14:53,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68827 states. [2022-12-14 13:14:57,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68827 to 68546. [2022-12-14 13:14:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68546 states, 39183 states have (on average 1.3190924635683843) internal successors, (51686), 42521 states have internal predecessors, (51686), 24199 states have call successors, (24199), 5213 states have call predecessors, (24199), 5138 states have return successors, (28308), 22272 states have call predecessors, (28308), 24197 states have call successors, (28308) [2022-12-14 13:14:58,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68546 states to 68546 states and 104193 transitions. [2022-12-14 13:14:58,145 INFO L78 Accepts]: Start accepts. Automaton has 68546 states and 104193 transitions. Word has length 89 [2022-12-14 13:14:58,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:14:58,146 INFO L495 AbstractCegarLoop]: Abstraction has 68546 states and 104193 transitions. [2022-12-14 13:14:58,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:14:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 68546 states and 104193 transitions. [2022-12-14 13:14:58,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 13:14:58,148 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:14:58,148 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:14:58,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 13:14:58,148 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:14:58,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:14:58,149 INFO L85 PathProgramCache]: Analyzing trace with hash 128052932, now seen corresponding path program 1 times [2022-12-14 13:14:58,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:14:58,149 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705713501] [2022-12-14 13:14:58,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:14:58,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:14:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:14:58,524 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:14:58,524 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:14:58,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705713501] [2022-12-14 13:14:58,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705713501] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:14:58,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:14:58,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:14:58,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817573104] [2022-12-14 13:14:58,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:14:58,525 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:14:58,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:14:58,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:14:58,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:14:58,526 INFO L87 Difference]: Start difference. First operand 68546 states and 104193 transitions. Second operand has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:15:01,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:03,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:07,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:15:09,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:15:12,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:15,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:19,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:20,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:15:20,141 INFO L93 Difference]: Finished difference Result 68717 states and 104385 transitions. [2022-12-14 13:15:20,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:15:20,142 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 85 [2022-12-14 13:15:20,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:15:20,391 INFO L225 Difference]: With dead ends: 68717 [2022-12-14 13:15:20,391 INFO L226 Difference]: Without dead ends: 68715 [2022-12-14 13:15:20,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:15:20,419 INFO L413 NwaCegarLoop]: 5835 mSDtfsCounter, 4938 mSDsluCounter, 10429 mSDsCounter, 0 mSdLazyCounter, 1664 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4944 SdHoareTripleChecker+Valid, 16264 SdHoareTripleChecker+Invalid, 1670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1664 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2022-12-14 13:15:20,420 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4944 Valid, 16264 Invalid, 1670 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1664 Invalid, 5 Unknown, 0 Unchecked, 18.9s Time] [2022-12-14 13:15:20,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68715 states. [2022-12-14 13:15:23,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68715 to 68572. [2022-12-14 13:15:24,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68572 states, 39197 states have (on average 1.3189784932520345) internal successors, (51700), 42535 states have internal predecessors, (51700), 24207 states have call successors, (24207), 5217 states have call predecessors, (24207), 5142 states have return successors, (28316), 22280 states have call predecessors, (28316), 24205 states have call successors, (28316) [2022-12-14 13:15:24,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68572 states to 68572 states and 104223 transitions. [2022-12-14 13:15:24,395 INFO L78 Accepts]: Start accepts. Automaton has 68572 states and 104223 transitions. Word has length 85 [2022-12-14 13:15:24,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:15:24,396 INFO L495 AbstractCegarLoop]: Abstraction has 68572 states and 104223 transitions. [2022-12-14 13:15:24,396 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.75) internal successors, (47), 4 states have internal predecessors, (47), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-12-14 13:15:24,396 INFO L276 IsEmpty]: Start isEmpty. Operand 68572 states and 104223 transitions. [2022-12-14 13:15:24,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-12-14 13:15:24,398 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:15:24,398 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:15:24,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 13:15:24,398 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_net_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:15:24,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:15:24,399 INFO L85 PathProgramCache]: Analyzing trace with hash 1733543851, now seen corresponding path program 1 times [2022-12-14 13:15:24,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:15:24,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270941179] [2022-12-14 13:15:24,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:15:24,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:15:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:15:24,712 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-12-14 13:15:24,712 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:15:24,713 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270941179] [2022-12-14 13:15:24,713 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270941179] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:15:24,713 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:15:24,713 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 13:15:24,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29587116] [2022-12-14 13:15:24,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:15:24,713 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 13:15:24,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:15:24,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 13:15:24,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:15:24,714 INFO L87 Difference]: Start difference. First operand 68572 states and 104223 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:15:29,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:15:31,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:15:33,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:35,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:15:43,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:43,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:15:43,847 INFO L93 Difference]: Finished difference Result 147621 states and 223785 transitions. [2022-12-14 13:15:43,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 13:15:43,848 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 102 [2022-12-14 13:15:43,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:15:44,160 INFO L225 Difference]: With dead ends: 147621 [2022-12-14 13:15:44,160 INFO L226 Difference]: Without dead ends: 79070 [2022-12-14 13:15:44,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:15:44,384 INFO L413 NwaCegarLoop]: 5570 mSDtfsCounter, 5158 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 862 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5160 SdHoareTripleChecker+Valid, 8990 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 862 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2022-12-14 13:15:44,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5160 Valid, 8990 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 862 Invalid, 3 Unknown, 0 Unchecked, 15.1s Time] [2022-12-14 13:15:44,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79070 states. [2022-12-14 13:15:48,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79070 to 79043. [2022-12-14 13:15:48,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79043 states, 45031 states have (on average 1.3148053563100974) internal successors, (59207), 48911 states have internal predecessors, (59207), 27922 states have call successors, (27922), 6151 states have call predecessors, (27922), 6064 states have return successors, (32385), 25671 states have call predecessors, (32385), 27920 states have call successors, (32385) [2022-12-14 13:15:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79043 states to 79043 states and 119514 transitions. [2022-12-14 13:15:49,254 INFO L78 Accepts]: Start accepts. Automaton has 79043 states and 119514 transitions. Word has length 102 [2022-12-14 13:15:49,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:15:49,255 INFO L495 AbstractCegarLoop]: Abstraction has 79043 states and 119514 transitions. [2022-12-14 13:15:49,255 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-12-14 13:15:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 79043 states and 119514 transitions. [2022-12-14 13:15:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 13:15:49,257 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:15:49,257 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:15:49,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 13:15:49,257 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:15:49,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:15:49,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1490445458, now seen corresponding path program 1 times [2022-12-14 13:15:49,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:15:49,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056468004] [2022-12-14 13:15:49,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:15:49,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:15:49,334 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 13:15:49,334 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2081849236] [2022-12-14 13:15:49,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:15:49,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:15:49,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:15:49,336 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:15:49,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 13:15:50,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:15:50,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 3573 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 13:15:50,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:15:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-12-14 13:15:50,656 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:15:50,657 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:15:50,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056468004] [2022-12-14 13:15:50,657 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 13:15:50,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2081849236] [2022-12-14 13:15:50,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2081849236] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:15:50,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:15:50,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 13:15:50,657 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643198698] [2022-12-14 13:15:50,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:15:50,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 13:15:50,658 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:15:50,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 13:15:50,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:15:50,658 INFO L87 Difference]: Start difference. First operand 79043 states and 119514 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-14 13:15:53,664 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:15:57,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:15:59,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:16:01,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:16:04,039 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:06,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:10,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:16:10,898 INFO L93 Difference]: Finished difference Result 158293 states and 239521 transitions. [2022-12-14 13:16:10,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 13:16:10,899 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 94 [2022-12-14 13:16:10,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:16:11,224 INFO L225 Difference]: With dead ends: 158293 [2022-12-14 13:16:11,224 INFO L226 Difference]: Without dead ends: 79271 [2022-12-14 13:16:11,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 13:16:11,525 INFO L413 NwaCegarLoop]: 4628 mSDtfsCounter, 18 mSDsluCounter, 4620 mSDsCounter, 0 mSdLazyCounter, 1115 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 9248 SdHoareTripleChecker+Invalid, 1119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1115 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2022-12-14 13:16:11,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 9248 Invalid, 1119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1115 Invalid, 3 Unknown, 0 Unchecked, 16.2s Time] [2022-12-14 13:16:11,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79271 states. [2022-12-14 13:16:16,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79271 to 79271. [2022-12-14 13:16:16,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79271 states, 45211 states have (on average 1.3151445444692664) internal successors, (59459), 49079 states have internal predecessors, (59459), 27958 states have call successors, (27958), 6151 states have call predecessors, (27958), 6076 states have return successors, (32443), 25719 states have call predecessors, (32443), 27956 states have call successors, (32443) [2022-12-14 13:16:17,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79271 states to 79271 states and 119860 transitions. [2022-12-14 13:16:17,057 INFO L78 Accepts]: Start accepts. Automaton has 79271 states and 119860 transitions. Word has length 94 [2022-12-14 13:16:17,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:16:17,057 INFO L495 AbstractCegarLoop]: Abstraction has 79271 states and 119860 transitions. [2022-12-14 13:16:17,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-12-14 13:16:17,057 INFO L276 IsEmpty]: Start isEmpty. Operand 79271 states and 119860 transitions. [2022-12-14 13:16:17,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-12-14 13:16:17,060 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:16:17,060 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:16:17,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 13:16:17,260 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-12-14 13:16:17,261 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:16:17,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:16:17,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1462988099, now seen corresponding path program 1 times [2022-12-14 13:16:17,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:16:17,261 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [565568051] [2022-12-14 13:16:17,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:16:17,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:16:17,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:16:17,554 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:16:17,554 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:16:17,554 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [565568051] [2022-12-14 13:16:17,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [565568051] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:16:17,554 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:16:17,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:16:17,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887816779] [2022-12-14 13:16:17,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:16:17,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:16:17,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:16:17,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:16:17,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:16:17,556 INFO L87 Difference]: Start difference. First operand 79271 states and 119860 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 13:16:20,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:24,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:16:27,414 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:16:29,742 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:38,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:41,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:41,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:16:41,443 INFO L93 Difference]: Finished difference Result 79388 states and 119977 transitions. [2022-12-14 13:16:41,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:16:41,444 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 90 [2022-12-14 13:16:41,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:16:41,798 INFO L225 Difference]: With dead ends: 79388 [2022-12-14 13:16:41,798 INFO L226 Difference]: Without dead ends: 79386 [2022-12-14 13:16:41,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:16:41,826 INFO L413 NwaCegarLoop]: 5891 mSDtfsCounter, 5133 mSDsluCounter, 10485 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5137 SdHoareTripleChecker+Valid, 16376 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.5s IncrementalHoareTripleChecker+Time [2022-12-14 13:16:41,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5137 Valid, 16376 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1670 Invalid, 3 Unknown, 0 Unchecked, 19.5s Time] [2022-12-14 13:16:41,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79386 states. [2022-12-14 13:16:46,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79386 to 79277. [2022-12-14 13:16:46,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79277 states, 45214 states have (on average 1.3151236342725705) internal successors, (59462), 49082 states have internal predecessors, (59462), 27960 states have call successors, (27960), 6152 states have call predecessors, (27960), 6077 states have return successors, (32445), 25721 states have call predecessors, (32445), 27958 states have call successors, (32445) [2022-12-14 13:16:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79277 states to 79277 states and 119867 transitions. [2022-12-14 13:16:46,704 INFO L78 Accepts]: Start accepts. Automaton has 79277 states and 119867 transitions. Word has length 90 [2022-12-14 13:16:46,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:16:46,705 INFO L495 AbstractCegarLoop]: Abstraction has 79277 states and 119867 transitions. [2022-12-14 13:16:46,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 13:16:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 79277 states and 119867 transitions. [2022-12-14 13:16:46,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 13:16:46,708 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:16:46,708 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:16:46,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 13:16:46,708 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:16:46,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:16:46,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1447310384, now seen corresponding path program 1 times [2022-12-14 13:16:46,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:16:46,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1557451842] [2022-12-14 13:16:46,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:16:46,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:16:46,794 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 13:16:46,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [938393155] [2022-12-14 13:16:46,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:16:46,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:16:46,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:16:46,795 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:16:46,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 13:16:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:16:47,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 3624 conjuncts, 31 conjunts are in the unsatisfiable core [2022-12-14 13:16:47,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:16:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 13:16:48,019 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:16:48,019 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:16:48,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1557451842] [2022-12-14 13:16:48,020 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 13:16:48,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [938393155] [2022-12-14 13:16:48,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [938393155] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:16:48,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:16:48,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-12-14 13:16:48,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437096072] [2022-12-14 13:16:48,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:16:48,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-12-14 13:16:48,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:16:48,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-12-14 13:16:48,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-12-14 13:16:48,021 INFO L87 Difference]: Start difference. First operand 79277 states and 119867 transitions. Second operand has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2022-12-14 13:16:57,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:16:59,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:17:01,207 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:17:03,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:17:16,175 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:19,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:23,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:25,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:27,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:17:29,299 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:31,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:32,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:34,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:35,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:17:44,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:17:45,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:17:45,855 INFO L93 Difference]: Finished difference Result 173622 states and 269689 transitions. [2022-12-14 13:17:45,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 13:17:45,856 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) Word has length 106 [2022-12-14 13:17:45,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:17:46,244 INFO L225 Difference]: With dead ends: 173622 [2022-12-14 13:17:46,245 INFO L226 Difference]: Without dead ends: 94366 [2022-12-14 13:17:46,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-12-14 13:17:46,564 INFO L413 NwaCegarLoop]: 8784 mSDtfsCounter, 7264 mSDsluCounter, 65362 mSDsCounter, 0 mSdLazyCounter, 9533 mSolverCounterSat, 1557 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7267 SdHoareTripleChecker+Valid, 74146 SdHoareTripleChecker+Invalid, 11097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1557 IncrementalHoareTripleChecker+Valid, 9533 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 51.6s IncrementalHoareTripleChecker+Time [2022-12-14 13:17:46,564 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7267 Valid, 74146 Invalid, 11097 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1557 Valid, 9533 Invalid, 7 Unknown, 0 Unchecked, 51.6s Time] [2022-12-14 13:17:46,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94366 states. [2022-12-14 13:17:52,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94366 to 89980. [2022-12-14 13:17:52,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89980 states, 51383 states have (on average 1.314929062141175) internal successors, (67565), 55808 states have internal predecessors, (67565), 31656 states have call successors, (31656), 7012 states have call predecessors, (31656), 6915 states have return successors, (36746), 29076 states have call predecessors, (36746), 31654 states have call successors, (36746) [2022-12-14 13:17:53,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89980 states to 89980 states and 135967 transitions. [2022-12-14 13:17:53,206 INFO L78 Accepts]: Start accepts. Automaton has 89980 states and 135967 transitions. Word has length 106 [2022-12-14 13:17:53,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:17:53,206 INFO L495 AbstractCegarLoop]: Abstraction has 89980 states and 135967 transitions. [2022-12-14 13:17:53,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 5.555555555555555) internal successors, (50), 8 states have internal predecessors, (50), 4 states have call successors, (24), 4 states have call predecessors, (24), 2 states have return successors, (19), 3 states have call predecessors, (19), 4 states have call successors, (19) [2022-12-14 13:17:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 89980 states and 135967 transitions. [2022-12-14 13:17:53,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 13:17:53,209 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:17:53,209 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-12-14 13:17:53,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 13:17:53,410 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-12-14 13:17:53,410 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_usb_register_check_return_value_probeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:17:53,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:17:53,410 INFO L85 PathProgramCache]: Analyzing trace with hash -460209172, now seen corresponding path program 1 times [2022-12-14 13:17:53,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:17:53,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770759652] [2022-12-14 13:17:53,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:17:53,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:17:53,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:17:53,898 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2022-12-14 13:17:53,898 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:17:53,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770759652] [2022-12-14 13:17:53,898 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770759652] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:17:53,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524768644] [2022-12-14 13:17:53,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:17:53,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:17:53,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:17:53,899 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:17:53,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 13:17:55,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:17:55,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 3737 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-14 13:17:55,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:17:55,188 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2022-12-14 13:17:55,189 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:17:55,189 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524768644] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:17:55,189 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 13:17:55,189 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-12-14 13:17:55,189 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722505899] [2022-12-14 13:17:55,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:17:55,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 13:17:55,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:17:55,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 13:17:55,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-12-14 13:17:55,191 INFO L87 Difference]: Start difference. First operand 89980 states and 135967 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 13:17:57,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:01,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:18:04,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:10,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:13,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:15,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:18:15,126 INFO L93 Difference]: Finished difference Result 180004 states and 272004 transitions. [2022-12-14 13:18:15,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 13:18:15,127 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 110 [2022-12-14 13:18:15,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:18:15,494 INFO L225 Difference]: With dead ends: 180004 [2022-12-14 13:18:15,494 INFO L226 Difference]: Without dead ends: 90045 [2022-12-14 13:18:15,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 111 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-12-14 13:18:15,784 INFO L413 NwaCegarLoop]: 5568 mSDtfsCounter, 5131 mSDsluCounter, 3434 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5135 SdHoareTripleChecker+Valid, 9002 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2022-12-14 13:18:15,784 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5135 Valid, 9002 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 861 Invalid, 4 Unknown, 0 Unchecked, 14.4s Time] [2022-12-14 13:18:15,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90045 states. [2022-12-14 13:18:21,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90045 to 90002. [2022-12-14 13:18:22,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90002 states, 51375 states have (on average 1.3143552311435522) internal successors, (67525), 55806 states have internal predecessors, (67525), 31674 states have call successors, (31674), 7024 states have call predecessors, (31674), 6927 states have return successors, (36764), 29088 states have call predecessors, (36764), 31672 states have call successors, (36764) [2022-12-14 13:18:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90002 states to 90002 states and 135963 transitions. [2022-12-14 13:18:22,662 INFO L78 Accepts]: Start accepts. Automaton has 90002 states and 135963 transitions. Word has length 110 [2022-12-14 13:18:22,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:18:22,663 INFO L495 AbstractCegarLoop]: Abstraction has 90002 states and 135963 transitions. [2022-12-14 13:18:22,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-12-14 13:18:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 90002 states and 135963 transitions. [2022-12-14 13:18:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-12-14 13:18:22,665 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:18:22,665 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:18:22,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 13:18:22,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-12-14 13:18:22,866 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:18:22,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:18:22,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1680008129, now seen corresponding path program 1 times [2022-12-14 13:18:22,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:18:22,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579829943] [2022-12-14 13:18:22,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:18:22,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:18:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:18:23,196 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:18:23,196 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:18:23,196 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579829943] [2022-12-14 13:18:23,196 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579829943] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:18:23,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:18:23,197 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:18:23,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706060208] [2022-12-14 13:18:23,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:18:23,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:18:23,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:18:23,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:18:23,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:18:23,198 INFO L87 Difference]: Start difference. First operand 90002 states and 135963 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 13:18:27,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:31,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:18:35,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:43,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:47,116 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:49,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:18:49,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:18:49,352 INFO L93 Difference]: Finished difference Result 90109 states and 136070 transitions. [2022-12-14 13:18:49,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:18:49,353 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 95 [2022-12-14 13:18:49,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:18:49,703 INFO L225 Difference]: With dead ends: 90109 [2022-12-14 13:18:49,703 INFO L226 Difference]: Without dead ends: 90107 [2022-12-14 13:18:49,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:18:49,743 INFO L413 NwaCegarLoop]: 5891 mSDtfsCounter, 5125 mSDsluCounter, 10485 mSDsCounter, 0 mSdLazyCounter, 1669 mSolverCounterSat, 1 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5129 SdHoareTripleChecker+Valid, 16376 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1669 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2022-12-14 13:18:49,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5129 Valid, 16376 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1669 Invalid, 6 Unknown, 0 Unchecked, 21.0s Time] [2022-12-14 13:18:49,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90107 states. [2022-12-14 13:18:55,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90107 to 90008. [2022-12-14 13:18:55,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90008 states, 51378 states have (on average 1.314336875705555) internal successors, (67528), 55809 states have internal predecessors, (67528), 31676 states have call successors, (31676), 7025 states have call predecessors, (31676), 6928 states have return successors, (36766), 29090 states have call predecessors, (36766), 31674 states have call successors, (36766) [2022-12-14 13:18:56,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90008 states to 90008 states and 135970 transitions. [2022-12-14 13:18:56,291 INFO L78 Accepts]: Start accepts. Automaton has 90008 states and 135970 transitions. Word has length 95 [2022-12-14 13:18:56,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:18:56,291 INFO L495 AbstractCegarLoop]: Abstraction has 90008 states and 135970 transitions. [2022-12-14 13:18:56,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-12-14 13:18:56,292 INFO L276 IsEmpty]: Start isEmpty. Operand 90008 states and 135970 transitions. [2022-12-14 13:18:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 13:18:56,295 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:18:56,295 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:18:56,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-14 13:18:56,295 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:18:56,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:18:56,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1325994871, now seen corresponding path program 1 times [2022-12-14 13:18:56,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:18:56,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951180157] [2022-12-14 13:18:56,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:18:56,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:18:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:18:56,671 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:18:56,672 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:18:56,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951180157] [2022-12-14 13:18:56,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951180157] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:18:56,672 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:18:56,672 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:18:56,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253512961] [2022-12-14 13:18:56,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:18:56,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:18:56,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:18:56,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:18:56,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:18:56,673 INFO L87 Difference]: Start difference. First operand 90008 states and 135970 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 13:19:00,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:02,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:19:06,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:19:09,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:19:11,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:13,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:19:21,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:24,057 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:24,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:19:24,324 INFO L93 Difference]: Finished difference Result 92939 states and 139808 transitions. [2022-12-14 13:19:24,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:19:24,325 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 100 [2022-12-14 13:19:24,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:19:24,694 INFO L225 Difference]: With dead ends: 92939 [2022-12-14 13:19:24,694 INFO L226 Difference]: Without dead ends: 92937 [2022-12-14 13:19:24,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:19:24,738 INFO L413 NwaCegarLoop]: 5882 mSDtfsCounter, 5086 mSDsluCounter, 10476 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5090 SdHoareTripleChecker+Valid, 16358 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2022-12-14 13:19:24,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5090 Valid, 16358 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1668 Invalid, 5 Unknown, 0 Unchecked, 21.9s Time] [2022-12-14 13:19:24,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92937 states. [2022-12-14 13:19:31,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92937 to 92842. [2022-12-14 13:19:31,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92842 states, 52851 states have (on average 1.3123119713912699) internal successors, (69357), 57502 states have internal predecessors, (69357), 32610 states have call successors, (32610), 7446 states have call predecessors, (32610), 7355 states have return successors, (37732), 29898 states have call predecessors, (37732), 32608 states have call successors, (37732) [2022-12-14 13:19:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92842 states to 92842 states and 139699 transitions. [2022-12-14 13:19:32,305 INFO L78 Accepts]: Start accepts. Automaton has 92842 states and 139699 transitions. Word has length 100 [2022-12-14 13:19:32,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:19:32,306 INFO L495 AbstractCegarLoop]: Abstraction has 92842 states and 139699 transitions. [2022-12-14 13:19:32,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 13:19:32,306 INFO L276 IsEmpty]: Start isEmpty. Operand 92842 states and 139699 transitions. [2022-12-14 13:19:32,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 13:19:32,309 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:19:32,309 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:19:32,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-14 13:19:32,309 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:19:32,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:19:32,310 INFO L85 PathProgramCache]: Analyzing trace with hash 890697129, now seen corresponding path program 1 times [2022-12-14 13:19:32,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:19:32,310 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027661576] [2022-12-14 13:19:32,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:19:32,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:19:32,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:19:32,700 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-12-14 13:19:32,701 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:19:32,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027661576] [2022-12-14 13:19:32,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027661576] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:19:32,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:19:32,701 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:19:32,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856426500] [2022-12-14 13:19:32,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:19:32,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:19:32,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:19:32,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:19:32,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:19:32,702 INFO L87 Difference]: Start difference. First operand 92842 states and 139699 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 13:19:36,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:39,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:45,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:19:47,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:19:50,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:55,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:57,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:58,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:19:59,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:00,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:20:00,221 INFO L93 Difference]: Finished difference Result 92951 states and 139777 transitions. [2022-12-14 13:20:00,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 13:20:00,222 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 108 [2022-12-14 13:20:00,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:20:00,575 INFO L225 Difference]: With dead ends: 92951 [2022-12-14 13:20:00,575 INFO L226 Difference]: Without dead ends: 92949 [2022-12-14 13:20:00,615 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-12-14 13:20:00,616 INFO L413 NwaCegarLoop]: 4623 mSDtfsCounter, 31 mSDsluCounter, 13842 mSDsCounter, 0 mSdLazyCounter, 2229 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 18465 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2229 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2022-12-14 13:20:00,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 18465 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2229 Invalid, 4 Unknown, 0 Unchecked, 22.5s Time] [2022-12-14 13:20:00,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92949 states. [2022-12-14 13:20:06,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92949 to 92949. [2022-12-14 13:20:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92949 states, 52921 states have (on average 1.3116721150393984) internal successors, (69415), 57572 states have internal predecessors, (69415), 32610 states have call successors, (32610), 7483 states have call predecessors, (32610), 7392 states have return successors, (37732), 29898 states have call predecessors, (37732), 32608 states have call successors, (37732) [2022-12-14 13:20:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92949 states to 92949 states and 139757 transitions. [2022-12-14 13:20:07,521 INFO L78 Accepts]: Start accepts. Automaton has 92949 states and 139757 transitions. Word has length 108 [2022-12-14 13:20:07,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:20:07,521 INFO L495 AbstractCegarLoop]: Abstraction has 92949 states and 139757 transitions. [2022-12-14 13:20:07,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-12-14 13:20:07,521 INFO L276 IsEmpty]: Start isEmpty. Operand 92949 states and 139757 transitions. [2022-12-14 13:20:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 13:20:07,524 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:20:07,525 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:20:07,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-14 13:20:07,525 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:20:07,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:20:07,525 INFO L85 PathProgramCache]: Analyzing trace with hash -628412305, now seen corresponding path program 1 times [2022-12-14 13:20:07,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:20:07,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085087957] [2022-12-14 13:20:07,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:20:07,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:20:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:20:08,980 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-12-14 13:20:08,980 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:20:08,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085087957] [2022-12-14 13:20:08,980 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085087957] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 13:20:08,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305988546] [2022-12-14 13:20:08,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:20:08,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 13:20:08,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 13:20:08,981 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 13:20:08,982 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 13:20:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:20:10,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 3814 conjuncts, 22 conjunts are in the unsatisfiable core [2022-12-14 13:20:10,374 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 13:20:10,454 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 13:20:10,454 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 13:20:10,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1305988546] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:20:10,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 13:20:10,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [11] total 14 [2022-12-14 13:20:10,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835073811] [2022-12-14 13:20:10,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:20:10,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 13:20:10,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:20:10,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 13:20:10,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-12-14 13:20:10,456 INFO L87 Difference]: Start difference. First operand 92949 states and 139757 transitions. Second operand has 11 states, 8 states have (on average 7.5) internal successors, (60), 10 states have internal predecessors, (60), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-12-14 13:20:16,010 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 [] [2022-12-14 13:20:18,019 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:19,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:20,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:22,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:24,522 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:26,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:36,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:20:38,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:20:41,024 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:44,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:48,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:50,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:52,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:54,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:56,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:58,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:20:59,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:20:59,790 INFO L93 Difference]: Finished difference Result 119539 states and 179570 transitions. [2022-12-14 13:20:59,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-12-14 13:20:59,791 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 7.5) internal successors, (60), 10 states have internal predecessors, (60), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) Word has length 111 [2022-12-14 13:20:59,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:21:00,203 INFO L225 Difference]: With dead ends: 119539 [2022-12-14 13:21:00,203 INFO L226 Difference]: Without dead ends: 93006 [2022-12-14 13:21:00,319 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2022-12-14 13:21:00,319 INFO L413 NwaCegarLoop]: 4615 mSDtfsCounter, 24 mSDsluCounter, 41354 mSDsCounter, 0 mSdLazyCounter, 5969 mSolverCounterSat, 94 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 45969 SdHoareTripleChecker+Invalid, 6070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 5969 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.8s IncrementalHoareTripleChecker+Time [2022-12-14 13:21:00,320 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 45969 Invalid, 6070 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [94 Valid, 5969 Invalid, 7 Unknown, 0 Unchecked, 43.8s Time] [2022-12-14 13:21:00,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93006 states. [2022-12-14 13:21:07,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93006 to 92958. [2022-12-14 13:21:07,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92958 states, 52926 states have (on average 1.311642670898991) internal successors, (69420), 57577 states have internal predecessors, (69420), 32614 states have call successors, (32614), 7483 states have call predecessors, (32614), 7392 states have return successors, (37736), 29902 states have call predecessors, (37736), 32612 states have call successors, (37736) [2022-12-14 13:21:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92958 states to 92958 states and 139770 transitions. [2022-12-14 13:21:07,581 INFO L78 Accepts]: Start accepts. Automaton has 92958 states and 139770 transitions. Word has length 111 [2022-12-14 13:21:07,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:21:07,581 INFO L495 AbstractCegarLoop]: Abstraction has 92958 states and 139770 transitions. [2022-12-14 13:21:07,582 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 7.5) internal successors, (60), 10 states have internal predecessors, (60), 6 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (19), 6 states have call predecessors, (19), 6 states have call successors, (19) [2022-12-14 13:21:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 92958 states and 139770 transitions. [2022-12-14 13:21:07,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-12-14 13:21:07,584 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:21:07,584 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:21:07,599 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 13:21:07,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f4f0b25-de21-4879-a3d6-e78461b19df9/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2022-12-14 13:21:07,786 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:21:07,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:21:07,787 INFO L85 PathProgramCache]: Analyzing trace with hash 984349055, now seen corresponding path program 1 times [2022-12-14 13:21:07,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:21:07,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303722035] [2022-12-14 13:21:07,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:21:07,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:21:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:21:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:21:08,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:21:08,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303722035] [2022-12-14 13:21:08,248 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303722035] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:21:08,248 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:21:08,248 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:21:08,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408069293] [2022-12-14 13:21:08,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:21:08,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:21:08,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:21:08,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:21:08,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:21:08,250 INFO L87 Difference]: Start difference. First operand 92958 states and 139770 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-14 13:21:11,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:21:15,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:21:19,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:21:22,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:21:26,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:21:30,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:21:31,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:21:31,548 INFO L93 Difference]: Finished difference Result 93057 states and 139867 transitions. [2022-12-14 13:21:31,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:21:31,549 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 105 [2022-12-14 13:21:31,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:21:31,911 INFO L225 Difference]: With dead ends: 93057 [2022-12-14 13:21:31,911 INFO L226 Difference]: Without dead ends: 93055 [2022-12-14 13:21:31,952 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:21:31,952 INFO L413 NwaCegarLoop]: 5886 mSDtfsCounter, 5106 mSDsluCounter, 10480 mSDsCounter, 0 mSdLazyCounter, 1668 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5112 SdHoareTripleChecker+Valid, 16366 SdHoareTripleChecker+Invalid, 1672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1668 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.7s IncrementalHoareTripleChecker+Time [2022-12-14 13:21:31,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5112 Valid, 16366 Invalid, 1672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1668 Invalid, 3 Unknown, 0 Unchecked, 17.7s Time] [2022-12-14 13:21:32,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93055 states. [2022-12-14 13:21:38,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93055 to 92964. [2022-12-14 13:21:38,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92964 states, 52929 states have (on average 1.3116250070849629) internal successors, (69423), 57580 states have internal predecessors, (69423), 32616 states have call successors, (32616), 7484 states have call predecessors, (32616), 7393 states have return successors, (37738), 29904 states have call predecessors, (37738), 32614 states have call successors, (37738) [2022-12-14 13:21:39,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92964 states to 92964 states and 139777 transitions. [2022-12-14 13:21:39,272 INFO L78 Accepts]: Start accepts. Automaton has 92964 states and 139777 transitions. Word has length 105 [2022-12-14 13:21:39,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:21:39,273 INFO L495 AbstractCegarLoop]: Abstraction has 92964 states and 139777 transitions. [2022-12-14 13:21:39,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-12-14 13:21:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 92964 states and 139777 transitions. [2022-12-14 13:21:39,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 13:21:39,276 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:21:39,276 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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] [2022-12-14 13:21:39,276 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-14 13:21:39,276 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:21:39,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:21:39,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1392304942, now seen corresponding path program 1 times [2022-12-14 13:21:39,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:21:39,277 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079132161] [2022-12-14 13:21:39,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:21:39,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:21:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:21:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:21:39,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:21:39,577 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079132161] [2022-12-14 13:21:39,577 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079132161] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:21:39,577 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:21:39,577 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:21:39,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931104303] [2022-12-14 13:21:39,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:21:39,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:21:39,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:21:39,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:21:39,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:21:39,578 INFO L87 Difference]: Start difference. First operand 92964 states and 139777 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 13:21:42,305 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:21:48,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:21:50,004 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:21:52,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:21:54,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:21:58,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:02,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:22:04,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:06,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:08,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:09,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:22:09,182 INFO L93 Difference]: Finished difference Result 93744 states and 140770 transitions. [2022-12-14 13:22:09,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 13:22:09,183 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 110 [2022-12-14 13:22:09,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:22:09,559 INFO L225 Difference]: With dead ends: 93744 [2022-12-14 13:22:09,559 INFO L226 Difference]: Without dead ends: 93742 [2022-12-14 13:22:09,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:22:09,607 INFO L413 NwaCegarLoop]: 5893 mSDtfsCounter, 5123 mSDsluCounter, 10487 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5125 SdHoareTripleChecker+Valid, 16380 SdHoareTripleChecker+Invalid, 1676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.0s IncrementalHoareTripleChecker+Time [2022-12-14 13:22:09,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5125 Valid, 16380 Invalid, 1676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1670 Invalid, 5 Unknown, 0 Unchecked, 24.0s Time] [2022-12-14 13:22:09,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93742 states. [2022-12-14 13:22:16,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93742 to 93668. [2022-12-14 13:22:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93668 states, 53295 states have (on average 1.3111173656065296) internal successors, (69876), 58000 states have internal predecessors, (69876), 32850 states have call successors, (32850), 7586 states have call predecessors, (32850), 7497 states have return successors, (37972), 30108 states have call predecessors, (37972), 32848 states have call successors, (37972) [2022-12-14 13:22:16,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93668 states to 93668 states and 140698 transitions. [2022-12-14 13:22:16,613 INFO L78 Accepts]: Start accepts. Automaton has 93668 states and 140698 transitions. Word has length 110 [2022-12-14 13:22:16,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:22:16,613 INFO L495 AbstractCegarLoop]: Abstraction has 93668 states and 140698 transitions. [2022-12-14 13:22:16,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 13:22:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 93668 states and 140698 transitions. [2022-12-14 13:22:16,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-12-14 13:22:16,616 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:22:16,616 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:22:16,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-14 13:22:16,617 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_arch_io_io_mem_unmapErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:22:16,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:22:16,617 INFO L85 PathProgramCache]: Analyzing trace with hash 154844565, now seen corresponding path program 1 times [2022-12-14 13:22:16,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:22:16,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255620875] [2022-12-14 13:22:16,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:22:16,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:22:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:22:17,179 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-12-14 13:22:17,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:22:17,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255620875] [2022-12-14 13:22:17,180 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255620875] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:22:17,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:22:17,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 13:22:17,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016846246] [2022-12-14 13:22:17,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:22:17,180 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 13:22:17,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:22:17,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 13:22:17,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:22:17,181 INFO L87 Difference]: Start difference. First operand 93668 states and 140698 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 13:22:21,267 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:23,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:30,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:22:32,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:22:35,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:41,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:22:42,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:22:42,030 INFO L93 Difference]: Finished difference Result 187566 states and 281797 transitions. [2022-12-14 13:22:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 13:22:42,030 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) Word has length 123 [2022-12-14 13:22:42,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:22:42,423 INFO L225 Difference]: With dead ends: 187566 [2022-12-14 13:22:42,423 INFO L226 Difference]: Without dead ends: 93913 [2022-12-14 13:22:42,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-14 13:22:42,911 INFO L413 NwaCegarLoop]: 4653 mSDtfsCounter, 161 mSDsluCounter, 13914 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 18567 SdHoareTripleChecker+Invalid, 2230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.5s IncrementalHoareTripleChecker+Time [2022-12-14 13:22:42,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 18567 Invalid, 2230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2224 Invalid, 5 Unknown, 0 Unchecked, 18.5s Time] [2022-12-14 13:22:42,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93913 states. [2022-12-14 13:22:49,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93913 to 93806. [2022-12-14 13:22:49,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93806 states, 53377 states have (on average 1.3107705566067782) internal successors, (69965), 58083 states have internal predecessors, (69965), 32879 states have call successors, (32879), 7612 states have call predecessors, (32879), 7524 states have return successors, (38002), 30137 states have call predecessors, (38002), 32877 states have call successors, (38002) [2022-12-14 13:22:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93806 states to 93806 states and 140846 transitions. [2022-12-14 13:22:50,042 INFO L78 Accepts]: Start accepts. Automaton has 93806 states and 140846 transitions. Word has length 123 [2022-12-14 13:22:50,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 13:22:50,042 INFO L495 AbstractCegarLoop]: Abstraction has 93806 states and 140846 transitions. [2022-12-14 13:22:50,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (21), 3 states have call predecessors, (21), 2 states have call successors, (21) [2022-12-14 13:22:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 93806 states and 140846 transitions. [2022-12-14 13:22:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 13:22:50,045 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 13:22:50,045 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 13:22:50,045 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-14 13:22:50,045 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 27 more)] === [2022-12-14 13:22:50,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 13:22:50,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1158080137, now seen corresponding path program 1 times [2022-12-14 13:22:50,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 13:22:50,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998866179] [2022-12-14 13:22:50,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 13:22:50,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 13:22:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 13:22:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 13:22:50,369 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 13:22:50,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998866179] [2022-12-14 13:22:50,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998866179] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 13:22:50,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 13:22:50,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 13:22:50,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679739966] [2022-12-14 13:22:50,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 13:22:50,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 13:22:50,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 13:22:50,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 13:22:50,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 13:22:50,371 INFO L87 Difference]: Start difference. First operand 93806 states and 140846 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-14 13:22:58,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:23:00,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 13:23:02,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:23:04,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:23:09,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:23:11,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 13:23:12,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 13:23:12,252 INFO L93 Difference]: Finished difference Result 94061 states and 141164 transitions. [2022-12-14 13:23:12,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 13:23:12,253 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 115 [2022-12-14 13:23:12,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 13:23:12,613 INFO L225 Difference]: With dead ends: 94061 [2022-12-14 13:23:12,613 INFO L226 Difference]: Without dead ends: 94059 [2022-12-14 13:23:12,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-14 13:23:12,657 INFO L413 NwaCegarLoop]: 4764 mSDtfsCounter, 5142 mSDsluCounter, 5280 mSDsCounter, 0 mSdLazyCounter, 1165 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5146 SdHoareTripleChecker+Valid, 10044 SdHoareTripleChecker+Invalid, 1168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1165 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2022-12-14 13:23:12,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5146 Valid, 10044 Invalid, 1168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1165 Invalid, 3 Unknown, 0 Unchecked, 15.3s Time] [2022-12-14 13:23:12,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94059 states.