./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--block--mtip32xx--mtip32xx.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_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/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_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/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_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/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 cd814322f3abc5e8c6ad20085c30ec9c1fa5f2acc4d4d525b08e1fec6d772536 --- 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 08:30:34,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 08:30:34,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 08:30:34,261 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 08:30:34,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 08:30:34,262 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 08:30:34,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 08:30:34,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 08:30:34,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 08:30:34,268 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 08:30:34,269 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 08:30:34,270 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 08:30:34,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 08:30:34,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 08:30:34,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 08:30:34,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 08:30:34,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 08:30:34,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 08:30:34,277 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 08:30:34,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 08:30:34,280 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 08:30:34,282 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 08:30:34,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 08:30:34,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 08:30:34,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 08:30:34,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 08:30:34,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 08:30:34,289 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 08:30:34,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 08:30:34,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 08:30:34,291 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 08:30:34,292 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 08:30:34,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 08:30:34,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 08:30:34,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 08:30:34,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 08:30:34,295 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 08:30:34,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 08:30:34,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 08:30:34,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 08:30:34,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 08:30:34,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 08:30:34,320 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 08:30:34,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 08:30:34,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 08:30:34,321 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 08:30:34,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 08:30:34,321 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 08:30:34,321 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 08:30:34,322 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 08:30:34,322 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 08:30:34,322 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 08:30:34,322 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 08:30:34,322 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 08:30:34,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 08:30:34,323 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 08:30:34,323 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 08:30:34,323 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 08:30:34,323 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 08:30:34,323 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 08:30:34,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 08:30:34,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 08:30:34,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 08:30:34,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 08:30:34,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 08:30:34,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 08:30:34,325 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 08:30:34,325 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 08:30:34,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 08:30:34,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 08:30:34,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 08:30:34,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:30:34,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 08:30:34,326 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 08:30:34,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 08:30:34,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 08:30:34,326 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 08:30:34,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 08:30:34,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 08:30:34,327 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 08:30:34,327 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_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd814322f3abc5e8c6ad20085c30ec9c1fa5f2acc4d4d525b08e1fec6d772536 [2022-12-14 08:30:34,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 08:30:34,535 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 08:30:34,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 08:30:34,538 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 08:30:34,539 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 08:30:34,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i [2022-12-14 08:30:37,151 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 08:30:37,564 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 08:30:37,564 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i [2022-12-14 08:30:37,608 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/data/0df2306fd/f16c724200c643f784f54df79d1d3133/FLAGd7bd11488 [2022-12-14 08:30:37,618 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/data/0df2306fd/f16c724200c643f784f54df79d1d3133 [2022-12-14 08:30:37,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 08:30:37,621 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 08:30:37,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 08:30:37,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 08:30:37,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 08:30:37,625 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:30:37" (1/1) ... [2022-12-14 08:30:37,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a3224 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:37, skipping insertion in model container [2022-12-14 08:30:37,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:30:37" (1/1) ... [2022-12-14 08:30:37,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 08:30:37,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 08:30:38,728 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:30:38,739 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 08:30:38,782 WARN L623 FunctionHandler]: Unknown extern function __bitmap_empty [2022-12-14 08:30:38,786 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-14 08:30:38,796 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:38,953 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 08:30:38,967 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 08:30:38,980 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 08:30:39,028 WARN L623 FunctionHandler]: Unknown extern function ida_get_new_above [2022-12-14 08:30:39,040 WARN L623 FunctionHandler]: Unknown extern function sysfs_create_file_ns [2022-12-14 08:30:39,044 WARN L623 FunctionHandler]: Unknown extern function sysfs_remove_file_ns [2022-12-14 08:30:39,200 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-14 08:30:39,206 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-14 08:30:39,257 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-12-14 08:30:39,317 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 08:30:39,321 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 08:30:39,322 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 08:30:39,329 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 08:30:39,336 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 08:30:39,337 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-14 08:30:39,343 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-14 08:30:39,361 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 08:30:39,385 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 08:30:39,424 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:39,472 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:39,473 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 08:30:39,474 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 08:30:39,474 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 08:30:39,480 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:39,481 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 08:30:39,482 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 08:30:39,482 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 08:30:39,496 WARN L623 FunctionHandler]: Unknown extern function devm_request_threaded_irq [2022-12-14 08:30:39,526 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:39,763 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,764 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:39,765 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,770 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-14 08:30:39,781 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_to_rq [2022-12-14 08:30:39,793 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,794 WARN L623 FunctionHandler]: Unknown extern function up [2022-12-14 08:30:39,795 WARN L623 FunctionHandler]: Unknown extern function blk_mq_end_request [2022-12-14 08:30:39,801 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,801 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:39,847 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,849 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,850 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,851 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:39,852 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,853 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,854 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,856 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,863 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:39,864 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:39,870 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:39,873 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,879 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,880 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 08:30:39,900 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,902 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,904 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,905 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:39,906 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,907 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:39,908 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:39,909 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:39,910 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,914 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,915 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,916 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:39,922 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:39,925 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 08:30:39,937 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,938 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,939 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,939 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:39,946 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:39,947 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 08:30:39,971 WARN L623 FunctionHandler]: Unknown extern function blk_mq_stop_hw_queues [2022-12-14 08:30:39,972 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,972 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:39,972 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:39,974 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-12-14 08:30:39,974 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-12-14 08:30:39,980 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,981 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:39,981 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:39,983 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,983 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,984 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,984 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,985 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,985 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,986 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:39,986 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:39,988 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:40,012 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,020 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,021 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,022 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,022 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,023 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,029 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:40,029 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:40,030 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:40,030 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:40,031 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:40,032 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:40,043 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,044 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,044 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,044 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,045 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,045 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,045 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,046 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,047 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,047 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,048 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,048 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,053 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,068 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:40,068 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,071 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:40,086 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,090 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,090 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,123 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,124 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,124 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,130 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,131 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,132 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,133 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,133 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,134 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,135 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:40,136 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,137 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,137 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,144 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,145 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,150 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,151 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,151 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,152 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,152 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,153 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,153 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,154 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,154 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,155 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,155 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,155 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,156 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,156 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,157 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,157 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,158 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,158 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,159 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,159 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,165 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,165 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,166 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,166 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,172 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,183 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 08:30:40,183 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,184 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 08:30:40,184 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 08:30:40,189 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-12-14 08:30:40,194 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-12-14 08:30:40,195 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:40,195 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 08:30:40,195 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 08:30:40,196 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:40,196 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,211 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,212 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,212 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,217 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,217 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:40,218 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:40,218 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,219 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:40,219 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,219 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:40,219 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,225 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:40,225 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 08:30:40,226 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 08:30:40,226 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:30:40,226 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 08:30:40,227 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:40,228 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-12-14 08:30:40,228 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:40,229 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-12-14 08:30:40,229 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:40,234 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:40,234 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:40,239 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:40,240 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:40,240 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:40,247 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,247 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,248 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,248 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,248 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,249 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,254 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_table [2022-12-14 08:30:40,255 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,255 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:30:40,257 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:40,257 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:40,257 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:40,258 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,258 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:40,258 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,259 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,259 WARN L623 FunctionHandler]: Unknown extern function dev_driver_string [2022-12-14 08:30:40,259 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,260 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-14 08:30:40,260 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 08:30:40,260 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-14 08:30:40,261 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,266 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,272 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-14 08:30:40,272 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,282 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,288 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,299 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 08:30:40,305 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 08:30:40,306 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:40,306 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:40,306 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:40,307 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:40,313 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,320 WARN L623 FunctionHandler]: Unknown extern function blk_mq_end_request [2022-12-14 08:30:40,320 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-14 08:30:40,326 WARN L623 FunctionHandler]: Unknown extern function down_trylock [2022-12-14 08:30:40,331 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_request [2022-12-14 08:30:40,336 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:40,342 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:40,343 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-14 08:30:40,344 WARN L623 FunctionHandler]: Unknown extern function alloc_disk_node [2022-12-14 08:30:40,344 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,344 WARN L623 FunctionHandler]: Unknown extern function ida_pre_get [2022-12-14 08:30:40,346 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-12-14 08:30:40,346 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,346 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-12-14 08:30:40,346 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,347 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,347 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-12-14 08:30:40,347 WARN L623 FunctionHandler]: Unknown extern function blk_queue_physical_block_size [2022-12-14 08:30:40,347 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-14 08:30:40,347 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-12-14 08:30:40,348 WARN L623 FunctionHandler]: Unknown extern function blk_queue_io_min [2022-12-14 08:30:40,348 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-12-14 08:30:40,348 WARN L623 FunctionHandler]: Unknown extern function blk_queue_flush [2022-12-14 08:30:40,348 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_discard_sectors [2022-12-14 08:30:40,348 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,349 WARN L623 FunctionHandler]: Unknown extern function bdget_disk [2022-12-14 08:30:40,349 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 08:30:40,349 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 08:30:40,349 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:40,349 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 08:30:40,350 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,350 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 08:30:40,350 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-12-14 08:30:40,351 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:40,351 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:40,356 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:40,356 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 08:30:40,357 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 08:30:40,357 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 08:30:40,357 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-12-14 08:30:40,358 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:40,358 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:40,358 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,363 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,364 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:40,364 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:40,369 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,374 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,384 WARN L623 FunctionHandler]: Unknown extern function cpumask_of_node [2022-12-14 08:30:40,434 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-12-14 08:30:40,435 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,447 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,447 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,448 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,448 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,448 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,448 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-14 08:30:40,449 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,449 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,449 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,449 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:40,449 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-14 08:30:40,450 WARN L623 FunctionHandler]: Unknown extern function __cpu_to_node [2022-12-14 08:30:40,450 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,450 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,450 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-12-14 08:30:40,451 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,451 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_regions [2022-12-14 08:30:40,451 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,451 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,453 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 08:30:40,453 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,453 WARN L623 FunctionHandler]: Unknown extern function cpumask_of_node [2022-12-14 08:30:40,454 WARN L623 FunctionHandler]: Unknown extern function cpumask_of_node [2022-12-14 08:30:40,454 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,455 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 08:30:40,455 WARN L623 FunctionHandler]: Unknown extern function __cpu_to_node [2022-12-14 08:30:40,455 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,457 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:40,457 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,457 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,458 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,458 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,458 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,458 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,459 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,459 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,459 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,459 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,460 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,460 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,460 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,460 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,461 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:40,461 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:40,461 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 08:30:40,461 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,461 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,462 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 08:30:40,462 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 08:30:40,462 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 08:30:40,462 WARN L623 FunctionHandler]: Unknown extern function pcim_iounmap_regions [2022-12-14 08:30:40,463 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,469 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-14 08:30:40,469 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:40,469 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:40,469 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:40,470 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 08:30:40,470 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 08:30:40,470 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 08:30:40,470 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:40,471 WARN L623 FunctionHandler]: Unknown extern function pcim_iounmap_regions [2022-12-14 08:30:40,476 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,476 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,476 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 08:30:40,476 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 08:30:40,476 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 08:30:40,482 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,482 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 08:30:40,482 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 08:30:40,482 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-12-14 08:30:40,482 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,482 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 08:30:40,483 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:40,493 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:40,494 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:30:40,494 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-14 08:30:40,494 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:40,494 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 08:30:40,495 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:40,495 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 08:30:40,495 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:40,495 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-14 08:30:40,496 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 08:30:40,500 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 08:30:40,501 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-12-14 08:30:40,734 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-14 08:30:40,735 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-14 08:30:40,735 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-14 08:30:40,736 WARN L623 FunctionHandler]: Unknown extern function simple_open [2022-12-14 08:30:40,736 WARN L623 FunctionHandler]: Unknown extern function simple_open [2022-12-14 08:30:40,737 WARN L623 FunctionHandler]: Unknown extern function simple_open [2022-12-14 08:30:40,747 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:30:40,748 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_interruptible_timeout [2022-12-14 08:30:40,748 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:40,748 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:40,748 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:40,749 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:40,749 WARN L623 FunctionHandler]: Unknown extern function devm_free_irq [2022-12-14 08:30:40,749 WARN L623 FunctionHandler]: Unknown extern function devm_free_irq [2022-12-14 08:30:40,749 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-14 08:30:40,749 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:40,750 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:40,751 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:40,751 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:40,751 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:40,751 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:40,751 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 08:30:40,751 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 08:30:40,752 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 08:30:41,190 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:30:41,430 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 08:30:42,002 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502597,502610] [2022-12-14 08:30:42,005 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502742,502755] [2022-12-14 08:30:42,005 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502888,502901] [2022-12-14 08:30:42,006 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503053,503066] [2022-12-14 08:30:42,006 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503211,503224] [2022-12-14 08:30:42,006 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503369,503382] [2022-12-14 08:30:42,006 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503527,503540] [2022-12-14 08:30:42,007 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503687,503700] [2022-12-14 08:30:42,007 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503846,503859] [2022-12-14 08:30:42,007 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503985,503998] [2022-12-14 08:30:42,007 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504127,504140] [2022-12-14 08:30:42,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504276,504289] [2022-12-14 08:30:42,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504415,504428] [2022-12-14 08:30:42,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504570,504583] [2022-12-14 08:30:42,019 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504730,504743] [2022-12-14 08:30:42,020 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504881,504894] [2022-12-14 08:30:42,020 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505032,505045] [2022-12-14 08:30:42,020 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505184,505197] [2022-12-14 08:30:42,020 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505333,505346] [2022-12-14 08:30:42,021 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505481,505494] [2022-12-14 08:30:42,021 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505638,505651] [2022-12-14 08:30:42,021 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505787,505800] [2022-12-14 08:30:42,021 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505943,505956] [2022-12-14 08:30:42,021 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506096,506109] [2022-12-14 08:30:42,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506242,506255] [2022-12-14 08:30:42,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506385,506398] [2022-12-14 08:30:42,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506537,506550] [2022-12-14 08:30:42,022 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506683,506696] [2022-12-14 08:30:42,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506828,506841] [2022-12-14 08:30:42,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506982,506995] [2022-12-14 08:30:42,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507133,507146] [2022-12-14 08:30:42,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507288,507301] [2022-12-14 08:30:42,023 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507440,507453] [2022-12-14 08:30:42,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507595,507608] [2022-12-14 08:30:42,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507759,507772] [2022-12-14 08:30:42,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507915,507928] [2022-12-14 08:30:42,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508079,508092] [2022-12-14 08:30:42,024 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508221,508234] [2022-12-14 08:30:42,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508379,508392] [2022-12-14 08:30:42,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508546,508559] [2022-12-14 08:30:42,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508705,508718] [2022-12-14 08:30:42,025 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508864,508877] [2022-12-14 08:30:42,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509013,509026] [2022-12-14 08:30:42,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509160,509173] [2022-12-14 08:30:42,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509299,509312] [2022-12-14 08:30:42,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509462,509475] [2022-12-14 08:30:42,026 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509628,509641] [2022-12-14 08:30:42,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509792,509805] [2022-12-14 08:30:42,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509957,509970] [2022-12-14 08:30:42,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510122,510135] [2022-12-14 08:30:42,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510288,510301] [2022-12-14 08:30:42,027 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510453,510466] [2022-12-14 08:30:42,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510620,510633] [2022-12-14 08:30:42,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510780,510793] [2022-12-14 08:30:42,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510942,510955] [2022-12-14 08:30:42,028 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511101,511114] [2022-12-14 08:30:42,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511247,511260] [2022-12-14 08:30:42,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511390,511403] [2022-12-14 08:30:42,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511534,511547] [2022-12-14 08:30:42,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511677,511690] [2022-12-14 08:30:42,029 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511821,511834] [2022-12-14 08:30:42,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511962,511975] [2022-12-14 08:30:42,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512100,512113] [2022-12-14 08:30:42,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512258,512271] [2022-12-14 08:30:42,030 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512417,512430] [2022-12-14 08:30:42,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512573,512586] [2022-12-14 08:30:42,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512722,512735] [2022-12-14 08:30:42,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512874,512887] [2022-12-14 08:30:42,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513025,513038] [2022-12-14 08:30:42,031 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513174,513187] [2022-12-14 08:30:42,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513326,513339] [2022-12-14 08:30:42,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513474,513487] [2022-12-14 08:30:42,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513627,513640] [2022-12-14 08:30:42,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513778,513791] [2022-12-14 08:30:42,032 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513928,513941] [2022-12-14 08:30:42,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514075,514088] [2022-12-14 08:30:42,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514226,514239] [2022-12-14 08:30:42,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514377,514390] [2022-12-14 08:30:42,033 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514525,514538] [2022-12-14 08:30:42,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514691,514704] [2022-12-14 08:30:42,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514860,514873] [2022-12-14 08:30:42,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515027,515040] [2022-12-14 08:30:42,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515195,515208] [2022-12-14 08:30:42,034 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515345,515358] [2022-12-14 08:30:42,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515492,515505] [2022-12-14 08:30:42,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515653,515666] [2022-12-14 08:30:42,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515823,515836] [2022-12-14 08:30:42,035 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515985,515998] [2022-12-14 08:30:42,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:30:42,075 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 08:30:42,131 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 08:30:42,132 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 08:30:42,132 WARN L623 FunctionHandler]: Unknown extern function __bitmap_empty [2022-12-14 08:30:42,132 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-14 08:30:42,133 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,135 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 08:30:42,135 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 08:30:42,136 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 08:30:42,136 WARN L623 FunctionHandler]: Unknown extern function ida_get_new_above [2022-12-14 08:30:42,136 WARN L623 FunctionHandler]: Unknown extern function sysfs_create_file_ns [2022-12-14 08:30:42,137 WARN L623 FunctionHandler]: Unknown extern function sysfs_remove_file_ns [2022-12-14 08:30:42,138 WARN L623 FunctionHandler]: Unknown extern function pci_bus_read_config_word [2022-12-14 08:30:42,140 WARN L623 FunctionHandler]: Unknown extern function pci_bus_write_config_word [2022-12-14 08:30:42,141 WARN L623 FunctionHandler]: Unknown extern function pci_enable_msi_range [2022-12-14 08:30:42,143 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 08:30:42,144 WARN L623 FunctionHandler]: Unknown extern function __phys_addr [2022-12-14 08:30:42,144 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_page [2022-12-14 08:30:42,145 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_page [2022-12-14 08:30:42,145 WARN L623 FunctionHandler]: Unknown extern function sg_next [2022-12-14 08:30:42,146 WARN L623 FunctionHandler]: Unknown extern function debug_dma_map_sg [2022-12-14 08:30:42,146 WARN L623 FunctionHandler]: Unknown extern function debug_dma_unmap_sg [2022-12-14 08:30:42,147 WARN L623 FunctionHandler]: Unknown extern function dma_supported [2022-12-14 08:30:42,147 WARN L623 FunctionHandler]: Unknown extern function dma_set_mask [2022-12-14 08:30:42,150 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,151 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:42,151 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 08:30:42,151 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 08:30:42,151 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 08:30:42,151 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:42,152 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 08:30:42,152 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 08:30:42,152 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 08:30:42,152 WARN L623 FunctionHandler]: Unknown extern function devm_request_threaded_irq [2022-12-14 08:30:42,153 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:42,155 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,155 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:42,155 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,156 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_request [2022-12-14 08:30:42,158 WARN L623 FunctionHandler]: Unknown extern function blk_mq_tag_to_rq [2022-12-14 08:30:42,161 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,162 WARN L623 FunctionHandler]: Unknown extern function up [2022-12-14 08:30:42,162 WARN L623 FunctionHandler]: Unknown extern function blk_mq_end_request [2022-12-14 08:30:42,163 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,163 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:42,166 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,167 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,170 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,171 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:42,171 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,172 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,173 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,173 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,174 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:42,175 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:42,175 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,176 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,177 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,177 WARN L623 FunctionHandler]: Unknown extern function complete [2022-12-14 08:30:42,178 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,179 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,180 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,181 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:42,181 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,182 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,182 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,182 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,183 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,184 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,185 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,186 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:42,189 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,191 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 08:30:42,192 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,193 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,193 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,194 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:42,195 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,195 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 08:30:42,198 WARN L623 FunctionHandler]: Unknown extern function blk_mq_stop_hw_queues [2022-12-14 08:30:42,199 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,200 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:42,200 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:42,202 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-12-14 08:30:42,203 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_stopped_hw_queues [2022-12-14 08:30:42,208 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,209 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,209 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:42,211 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,211 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,211 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,211 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,212 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,212 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,212 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,213 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,214 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:42,235 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,240 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,242 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,244 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,246 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,249 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,251 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,252 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,252 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,253 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:42,254 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 08:30:42,255 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:42,257 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,258 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,259 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,260 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,261 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,262 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,263 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,271 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,276 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,277 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,277 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,278 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,280 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,289 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:42,290 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,299 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:42,308 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,312 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,313 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,320 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,321 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,321 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,323 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,324 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,325 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,326 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,327 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,327 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,328 WARN L623 FunctionHandler]: Unknown extern function strlcpy [2022-12-14 08:30:42,329 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,330 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,331 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,332 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,333 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,335 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,335 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,336 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,336 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,337 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,337 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,338 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,338 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,339 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,339 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,340 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,341 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,341 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,341 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,342 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,343 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,343 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,344 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,344 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,345 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,346 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,347 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,347 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,348 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,350 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,351 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 08:30:42,351 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,352 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 08:30:42,352 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 08:30:42,353 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-12-14 08:30:42,353 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-12-14 08:30:42,354 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:42,354 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 08:30:42,355 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 08:30:42,355 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:42,356 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,357 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,357 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,358 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,358 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,359 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,360 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:42,360 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,360 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:42,361 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,361 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:42,361 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,362 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:42,363 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 08:30:42,363 WARN L623 FunctionHandler]: Unknown extern function prepare_to_wait_event [2022-12-14 08:30:42,364 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-14 08:30:42,364 WARN L623 FunctionHandler]: Unknown extern function finish_wait [2022-12-14 08:30:42,365 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:42,367 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-12-14 08:30:42,367 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:42,368 WARN L623 FunctionHandler]: Unknown extern function msleep_interruptible [2022-12-14 08:30:42,368 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-14 08:30:42,369 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:42,369 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:42,370 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:42,370 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:42,370 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:42,373 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,373 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,374 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,374 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,375 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,375 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,376 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_table [2022-12-14 08:30:42,377 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,378 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:30:42,382 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,382 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 08:30:42,383 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:42,383 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,383 WARN L623 FunctionHandler]: Unknown extern function jiffies_to_msecs [2022-12-14 08:30:42,383 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,384 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,384 WARN L623 FunctionHandler]: Unknown extern function dev_driver_string [2022-12-14 08:30:42,385 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,385 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-14 08:30:42,385 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-14 08:30:42,386 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-14 08:30:42,386 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,387 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,388 WARN L623 FunctionHandler]: Unknown extern function irq_set_affinity_hint [2022-12-14 08:30:42,388 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,389 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,389 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,391 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 08:30:42,392 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 08:30:42,393 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:42,393 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:42,394 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:42,394 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-14 08:30:42,395 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,397 WARN L623 FunctionHandler]: Unknown extern function blk_mq_end_request [2022-12-14 08:30:42,397 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-12-14 08:30:42,398 WARN L623 FunctionHandler]: Unknown extern function down_trylock [2022-12-14 08:30:42,398 WARN L623 FunctionHandler]: Unknown extern function blk_mq_start_request [2022-12-14 08:30:42,399 WARN L623 FunctionHandler]: Unknown extern function dmam_free_coherent [2022-12-14 08:30:42,399 WARN L623 FunctionHandler]: Unknown extern function dmam_alloc_coherent [2022-12-14 08:30:42,400 WARN L623 FunctionHandler]: Unknown extern function sg_init_table [2022-12-14 08:30:42,400 WARN L623 FunctionHandler]: Unknown extern function alloc_disk_node [2022-12-14 08:30:42,400 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,401 WARN L623 FunctionHandler]: Unknown extern function ida_pre_get [2022-12-14 08:30:42,404 WARN L623 FunctionHandler]: Unknown extern function blk_mq_alloc_tag_set [2022-12-14 08:30:42,404 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,404 WARN L623 FunctionHandler]: Unknown extern function blk_mq_init_queue [2022-12-14 08:30:42,404 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_physical_block_size [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_io_min [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-12-14 08:30:42,406 WARN L623 FunctionHandler]: Unknown extern function blk_queue_flush [2022-12-14 08:30:42,407 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_discard_sectors [2022-12-14 08:30:42,407 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,407 WARN L623 FunctionHandler]: Unknown extern function bdget_disk [2022-12-14 08:30:42,407 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 08:30:42,407 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 08:30:42,408 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 08:30:42,408 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-14 08:30:42,408 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,408 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-14 08:30:42,408 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-12-14 08:30:42,409 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:42,409 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:42,409 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-14 08:30:42,410 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-14 08:30:42,410 WARN L623 FunctionHandler]: Unknown extern function kobject_get [2022-12-14 08:30:42,410 WARN L623 FunctionHandler]: Unknown extern function kobject_put [2022-12-14 08:30:42,410 WARN L623 FunctionHandler]: Unknown extern function bdput [2022-12-14 08:30:42,410 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:42,411 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:42,411 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,411 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,412 WARN L623 FunctionHandler]: Unknown extern function blk_mq_free_tag_set [2022-12-14 08:30:42,412 WARN L623 FunctionHandler]: Unknown extern function ida_remove [2022-12-14 08:30:42,412 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,412 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,413 WARN L623 FunctionHandler]: Unknown extern function cpumask_of_node [2022-12-14 08:30:42,414 WARN L623 FunctionHandler]: Unknown extern function pci_find_capability [2022-12-14 08:30:42,415 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,420 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,420 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,421 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,421 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,421 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,421 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-14 08:30:42,421 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,422 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,422 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,422 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 08:30:42,422 WARN L623 FunctionHandler]: Unknown extern function __bad_size_call_parameter [2022-12-14 08:30:42,422 WARN L623 FunctionHandler]: Unknown extern function __cpu_to_node [2022-12-14 08:30:42,424 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,424 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,424 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-12-14 08:30:42,424 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,425 WARN L623 FunctionHandler]: Unknown extern function pcim_iomap_regions [2022-12-14 08:30:42,425 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,425 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,425 WARN L623 FunctionHandler]: Unknown extern function __alloc_workqueue_key [2022-12-14 08:30:42,426 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,426 WARN L623 FunctionHandler]: Unknown extern function cpumask_of_node [2022-12-14 08:30:42,427 WARN L623 FunctionHandler]: Unknown extern function cpumask_of_node [2022-12-14 08:30:42,427 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,427 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 08:30:42,427 WARN L623 FunctionHandler]: Unknown extern function __cpu_to_node [2022-12-14 08:30:42,428 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,428 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 08:30:42,429 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,429 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,429 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,429 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,430 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,430 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,430 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,430 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,431 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,431 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,431 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,431 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,431 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,432 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,432 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 08:30:42,432 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 08:30:42,432 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 08:30:42,432 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,433 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,433 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 08:30:42,433 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 08:30:42,433 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 08:30:42,433 WARN L623 FunctionHandler]: Unknown extern function pcim_iounmap_regions [2022-12-14 08:30:42,434 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,434 WARN L623 FunctionHandler]: Unknown extern function synchronize_irq [2022-12-14 08:30:42,435 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-14 08:30:42,435 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-14 08:30:42,435 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 08:30:42,435 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 08:30:42,435 WARN L623 FunctionHandler]: Unknown extern function destroy_workqueue [2022-12-14 08:30:42,436 WARN L623 FunctionHandler]: Unknown extern function pci_disable_msi [2022-12-14 08:30:42,436 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 08:30:42,436 WARN L623 FunctionHandler]: Unknown extern function pcim_iounmap_regions [2022-12-14 08:30:42,436 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function pci_save_state [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function pci_disable_device [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function pci_set_power_state [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function pci_restore_state [2022-12-14 08:30:42,437 WARN L623 FunctionHandler]: Unknown extern function pcim_enable_device [2022-12-14 08:30:42,438 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,438 WARN L623 FunctionHandler]: Unknown extern function pci_set_master [2022-12-14 08:30:42,438 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 08:30:42,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:42,439 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 08:30:42,439 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-12-14 08:30:42,439 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:42,439 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_dir [2022-12-14 08:30:42,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:42,440 WARN L623 FunctionHandler]: Unknown extern function debugfs_create_file [2022-12-14 08:30:42,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 08:30:42,440 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove [2022-12-14 08:30:42,441 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 08:30:42,441 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-12-14 08:30:42,441 WARN L623 FunctionHandler]: Unknown extern function debugfs_remove_recursive [2022-12-14 08:30:42,449 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-14 08:30:42,450 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-14 08:30:42,450 WARN L623 FunctionHandler]: Unknown extern function no_llseek [2022-12-14 08:30:42,451 WARN L623 FunctionHandler]: Unknown extern function simple_open [2022-12-14 08:30:42,451 WARN L623 FunctionHandler]: Unknown extern function simple_open [2022-12-14 08:30:42,451 WARN L623 FunctionHandler]: Unknown extern function simple_open [2022-12-14 08:30:42,456 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:30:42,456 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion_interruptible_timeout [2022-12-14 08:30:42,456 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:42,457 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:42,457 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:42,457 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:42,457 WARN L623 FunctionHandler]: Unknown extern function devm_free_irq [2022-12-14 08:30:42,457 WARN L623 FunctionHandler]: Unknown extern function devm_free_irq [2022-12-14 08:30:42,457 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-12-14 08:30:42,458 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-12-14 08:30:42,459 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:42,459 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:42,459 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:42,459 WARN L623 FunctionHandler]: Unknown extern function __pci_register_driver [2022-12-14 08:30:42,459 WARN L623 FunctionHandler]: Unknown extern function pci_unregister_driver [2022-12-14 08:30:42,460 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-14 08:30:42,469 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 08:30:42,474 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-12-14 08:30:42,486 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502597,502610] [2022-12-14 08:30:42,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502742,502755] [2022-12-14 08:30:42,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[502888,502901] [2022-12-14 08:30:42,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503053,503066] [2022-12-14 08:30:42,487 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503211,503224] [2022-12-14 08:30:42,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503369,503382] [2022-12-14 08:30:42,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503527,503540] [2022-12-14 08:30:42,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503687,503700] [2022-12-14 08:30:42,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503846,503859] [2022-12-14 08:30:42,488 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[503985,503998] [2022-12-14 08:30:42,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504127,504140] [2022-12-14 08:30:42,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504276,504289] [2022-12-14 08:30:42,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504415,504428] [2022-12-14 08:30:42,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504570,504583] [2022-12-14 08:30:42,489 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504730,504743] [2022-12-14 08:30:42,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[504881,504894] [2022-12-14 08:30:42,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505032,505045] [2022-12-14 08:30:42,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505184,505197] [2022-12-14 08:30:42,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505333,505346] [2022-12-14 08:30:42,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505481,505494] [2022-12-14 08:30:42,490 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505638,505651] [2022-12-14 08:30:42,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505787,505800] [2022-12-14 08:30:42,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[505943,505956] [2022-12-14 08:30:42,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506096,506109] [2022-12-14 08:30:42,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506242,506255] [2022-12-14 08:30:42,491 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506385,506398] [2022-12-14 08:30:42,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506537,506550] [2022-12-14 08:30:42,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506683,506696] [2022-12-14 08:30:42,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506828,506841] [2022-12-14 08:30:42,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[506982,506995] [2022-12-14 08:30:42,492 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507133,507146] [2022-12-14 08:30:42,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507288,507301] [2022-12-14 08:30:42,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507440,507453] [2022-12-14 08:30:42,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507595,507608] [2022-12-14 08:30:42,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507759,507772] [2022-12-14 08:30:42,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[507915,507928] [2022-12-14 08:30:42,493 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508079,508092] [2022-12-14 08:30:42,494 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508221,508234] [2022-12-14 08:30:42,494 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508379,508392] [2022-12-14 08:30:42,494 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508546,508559] [2022-12-14 08:30:42,494 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508705,508718] [2022-12-14 08:30:42,494 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[508864,508877] [2022-12-14 08:30:42,495 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509013,509026] [2022-12-14 08:30:42,495 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509160,509173] [2022-12-14 08:30:42,495 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509299,509312] [2022-12-14 08:30:42,495 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509462,509475] [2022-12-14 08:30:42,495 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509628,509641] [2022-12-14 08:30:42,495 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509792,509805] [2022-12-14 08:30:42,496 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[509957,509970] [2022-12-14 08:30:42,496 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510122,510135] [2022-12-14 08:30:42,496 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510288,510301] [2022-12-14 08:30:42,496 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510453,510466] [2022-12-14 08:30:42,496 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510620,510633] [2022-12-14 08:30:42,497 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510780,510793] [2022-12-14 08:30:42,497 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[510942,510955] [2022-12-14 08:30:42,497 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511101,511114] [2022-12-14 08:30:42,497 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511247,511260] [2022-12-14 08:30:42,497 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511390,511403] [2022-12-14 08:30:42,497 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511534,511547] [2022-12-14 08:30:42,498 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511677,511690] [2022-12-14 08:30:42,498 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511821,511834] [2022-12-14 08:30:42,498 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[511962,511975] [2022-12-14 08:30:42,498 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512100,512113] [2022-12-14 08:30:42,498 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512258,512271] [2022-12-14 08:30:42,499 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512417,512430] [2022-12-14 08:30:42,513 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512573,512586] [2022-12-14 08:30:42,513 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512722,512735] [2022-12-14 08:30:42,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[512874,512887] [2022-12-14 08:30:42,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513025,513038] [2022-12-14 08:30:42,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513174,513187] [2022-12-14 08:30:42,514 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513326,513339] [2022-12-14 08:30:42,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513474,513487] [2022-12-14 08:30:42,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513627,513640] [2022-12-14 08:30:42,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513778,513791] [2022-12-14 08:30:42,515 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[513928,513941] [2022-12-14 08:30:42,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514075,514088] [2022-12-14 08:30:42,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514226,514239] [2022-12-14 08:30:42,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514377,514390] [2022-12-14 08:30:42,516 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514525,514538] [2022-12-14 08:30:42,517 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514691,514704] [2022-12-14 08:30:42,517 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[514860,514873] [2022-12-14 08:30:42,517 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515027,515040] [2022-12-14 08:30:42,517 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515195,515208] [2022-12-14 08:30:42,518 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515345,515358] [2022-12-14 08:30:42,518 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515492,515505] [2022-12-14 08:30:42,518 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515653,515666] [2022-12-14 08:30:42,518 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515823,515836] [2022-12-14 08:30:42,519 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i[515985,515998] [2022-12-14 08:30:42,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 08:30:42,691 INFO L208 MainTranslator]: Completed translation [2022-12-14 08:30:42,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42 WrapperNode [2022-12-14 08:30:42,691 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 08:30:42,692 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 08:30:42,692 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 08:30:42,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 08:30:42,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:42,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,007 INFO L138 Inliner]: procedures = 807, calls = 4053, calls flagged for inlining = 385, calls inlined = 274, statements flattened = 8621 [2022-12-14 08:30:43,008 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 08:30:43,009 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 08:30:43,009 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 08:30:43,009 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 08:30:43,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,049 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,156 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,177 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,190 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,225 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 08:30:43,226 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 08:30:43,226 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 08:30:43,226 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 08:30:43,227 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (1/1) ... [2022-12-14 08:30:43,231 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 08:30:43,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:30:43,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 08:30:43,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 08:30:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_ioctl [2022-12-14 08:30:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_ioctl [2022-12-14 08:30:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_get_capacity [2022-12-14 08:30:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_get_capacity [2022-12-14 08:30:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 08:30:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-12-14 08:30:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_read_device_status [2022-12-14 08:30:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_read_device_status [2022-12-14 08:30:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_getgeo [2022-12-14 08:30:43,283 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_getgeo [2022-12-14 08:30:43,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_exec_internal_command [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_exec_internal_command [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_read_log_page [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_read_log_page [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-12-14 08:30:43,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_106 [2022-12-14 08:30:43,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_106 [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ata_swap_string [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_swap_string [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure get_least_used_cpu_on_node [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_least_used_cpu_on_node [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-12-14 08:30:43,285 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-12-14 08:30:43,285 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-14 08:30:43,286 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-14 08:30:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-12-14 08:30:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2022-12-14 08:30:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 08:30:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure __pcibus_to_node [2022-12-14 08:30:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __pcibus_to_node [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_start_port [2022-12-14 08:30:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_start_port [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-12-14 08:30:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-12-14 08:30:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-12-14 08:30:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_rq_from_tag [2022-12-14 08:30:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_rq_from_tag [2022-12-14 08:30:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hba_reset [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hba_reset [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_standby_immediate [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_standby_immediate [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_get [2022-12-14 08:30:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_get [2022-12-14 08:30:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_sysfs_exit [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_sysfs_exit [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_disable_link_opts [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_disable_link_opts [2022-12-14 08:30:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2022-12-14 08:30:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_cmd_from_tag [2022-12-14 08:30:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_cmd_from_tag [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-12-14 08:30:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 08:30:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 08:30:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 08:30:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2022-12-14 08:30:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 08:30:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure exec_drive_taskfile [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure exec_drive_taskfile [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_104 [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_104 [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure ida_remove [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_remove [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_restart_port [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_restart_port [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 08:30:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-12-14 08:30:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_remove [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_remove [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_devm_free_irq [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_devm_free_irq [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_compat_ioctl [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_compat_ioctl [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2022-12-14 08:30:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_resume [2022-12-14 08:30:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_resume [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_105 [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_105 [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_device_reset [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_device_reset [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_end_request [2022-12-14 08:30:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_end_request [2022-12-14 08:30:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-12-14 08:30:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-12-14 08:30:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_initialize [2022-12-14 08:30:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_initialize [2022-12-14 08:30:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_first_bit [2022-12-14 08:30:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_first_bit [2022-12-14 08:30:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 08:30:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-12-14 08:30:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 08:30:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 08:30:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_ioctl [2022-12-14 08:30:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_ioctl [2022-12-14 08:30:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure __first_node [2022-12-14 08:30:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __first_node [2022-12-14 08:30:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 08:30:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 08:30:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-12-14 08:30:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_del_gendisk [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_del_gendisk [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_deinit_port [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_deinit_port [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-12-14 08:30:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-12-14 08:30:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-12-14 08:30:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_exit [2022-12-14 08:30:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_exit [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_lock [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_dev_lock [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_blk_cleanup_queue [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 08:30:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 08:30:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_get_next_rr_node [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_get_next_rr_node [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure hba_setup [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure hba_setup [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_enable_fis [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_enable_fis [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2022-12-14 08:30:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 08:30:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure pcim_iounmap_regions [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure pcim_iounmap_regions [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_debugfs_exit [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_debugfs_exit [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_put_int_command [2022-12-14 08:30:43,327 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_put_int_command [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 08:30:43,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_alloc_coherent [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_alloc_coherent [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure print_tags [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure print_tags [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_find_bit_find_next_bit [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_find_bit_find_next_bit [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-12-14 08:30:43,328 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-12-14 08:30:43,328 INFO L130 BoogieDeclarations]: Found specification of procedure drop_cpu [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_cpu [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_read_flags [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_read_flags [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_init_port [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_init_port [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-12-14 08:30:43,329 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-12-14 08:30:43,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_stopped_hw_queues [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_stopped_hw_queues [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_free_coherent [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_free_coherent [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_issue_ncq_command [2022-12-14 08:30:43,330 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_issue_ncq_command [2022-12-14 08:30:43,330 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_of_node [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_of_node [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_get_identify [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_get_identify [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_set_timeout [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_set_timeout [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 08:30:43,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-12-14 08:30:43,331 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_read_registers [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_read_registers [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_shutdown [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_shutdown [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_enable_engine [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_enable_engine [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-12-14 08:30:43,332 INFO L130 BoogieDeclarations]: Found specification of procedure pcim_enable_device [2022-12-14 08:30:43,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pcim_enable_device [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_check_surprise_removal [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_check_surprise_removal [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2022-12-14 08:30:43,333 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2022-12-14 08:30:43,333 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-12-14 08:30:43,334 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-12-14 08:30:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 08:30:43,334 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_dma_free [2022-12-14 08:30:43,334 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_dma_free [2022-12-14 08:30:44,078 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 08:30:44,081 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 08:30:44,303 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 08:30:55,586 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 08:30:56,650 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 08:30:56,650 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-12-14 08:30:56,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:56 BoogieIcfgContainer [2022-12-14 08:30:56,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 08:30:56,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 08:30:56,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 08:30:56,659 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 08:30:56,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 08:30:37" (1/3) ... [2022-12-14 08:30:56,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7d049a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:30:56, skipping insertion in model container [2022-12-14 08:30:56,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:42" (2/3) ... [2022-12-14 08:30:56,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a7d049a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 08:30:56, skipping insertion in model container [2022-12-14 08:30:56,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:56" (3/3) ... [2022-12-14 08:30:56,661 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--block--mtip32xx--mtip32xx.ko.cil.i [2022-12-14 08:30:56,676 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 08:30:56,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 34 error locations. [2022-12-14 08:30:56,748 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 08:30:56,753 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;@6e490e45, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 08:30:56,753 INFO L358 AbstractCegarLoop]: Starting to check reachability of 34 error locations. [2022-12-14 08:30:56,761 INFO L276 IsEmpty]: Start isEmpty. Operand has 2546 states, 1479 states have (on average 1.3076402974983097) internal successors, (1934), 1574 states have internal predecessors, (1934), 856 states have call successors, (856), 178 states have call predecessors, (856), 177 states have return successors, (847), 834 states have call predecessors, (847), 847 states have call successors, (847) [2022-12-14 08:30:56,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 08:30:56,769 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:30:56,770 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] [2022-12-14 08:30:56,770 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:30:56,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:30:56,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1921017205, now seen corresponding path program 1 times [2022-12-14 08:30:56,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:30:56,781 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395143944] [2022-12-14 08:30:56,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:30:56,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:30:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:30:57,463 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 08:30:57,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:30:57,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395143944] [2022-12-14 08:30:57,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395143944] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:30:57,465 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:30:57,465 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:30:57,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523906942] [2022-12-14 08:30:57,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:30:57,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:30:57,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:30:57,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:30:57,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:30:57,508 INFO L87 Difference]: Start difference. First operand has 2546 states, 1479 states have (on average 1.3076402974983097) internal successors, (1934), 1574 states have internal predecessors, (1934), 856 states have call successors, (856), 178 states have call predecessors, (856), 177 states have return successors, (847), 834 states have call predecessors, (847), 847 states have call successors, (847) 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, (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 08:31:00,030 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 08:31:02,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:04,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:05,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:07,170 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:09,945 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 08:31:10,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:31:10,596 INFO L93 Difference]: Finished difference Result 5660 states and 8156 transitions. [2022-12-14 08:31:10,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:31:10,599 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, (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 52 [2022-12-14 08:31:10,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:31:10,621 INFO L225 Difference]: With dead ends: 5660 [2022-12-14 08:31:10,621 INFO L226 Difference]: Without dead ends: 3136 [2022-12-14 08:31:10,633 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 08:31:10,635 INFO L413 NwaCegarLoop]: 3483 mSDtfsCounter, 3128 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 868 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3140 SdHoareTripleChecker+Valid, 8056 SdHoareTripleChecker+Invalid, 871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 868 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-12-14 08:31:10,635 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3140 Valid, 8056 Invalid, 871 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 868 Invalid, 3 Unknown, 0 Unchecked, 12.7s Time] [2022-12-14 08:31:10,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3136 states. [2022-12-14 08:31:10,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3136 to 3116. [2022-12-14 08:31:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3116 states, 1822 states have (on average 1.2722283205268936) internal successors, (2318), 1920 states have internal predecessors, (2318), 1011 states have call successors, (1011), 251 states have call predecessors, (1011), 250 states have return successors, (1009), 993 states have call predecessors, (1009), 1009 states have call successors, (1009) [2022-12-14 08:31:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3116 states to 3116 states and 4338 transitions. [2022-12-14 08:31:10,827 INFO L78 Accepts]: Start accepts. Automaton has 3116 states and 4338 transitions. Word has length 52 [2022-12-14 08:31:10,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:31:10,827 INFO L495 AbstractCegarLoop]: Abstraction has 3116 states and 4338 transitions. [2022-12-14 08:31:10,827 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, (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 08:31:10,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 4338 transitions. [2022-12-14 08:31:10,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-12-14 08:31:10,829 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:31:10,830 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] [2022-12-14 08:31:10,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 08:31:10,830 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:31:10,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:31:10,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1636201072, now seen corresponding path program 1 times [2022-12-14 08:31:10,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:31:10,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906703112] [2022-12-14 08:31:10,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:31:10,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:31:10,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:31:11,153 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 08:31:11,153 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:31:11,153 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906703112] [2022-12-14 08:31:11,154 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906703112] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:31:11,154 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:31:11,154 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:31:11,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606032525] [2022-12-14 08:31:11,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:31:11,155 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:31:11,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:31:11,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:31:11,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:31:11,156 INFO L87 Difference]: Start difference. First operand 3116 states and 4338 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, (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 08:31:13,639 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 08:31:15,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:18,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:19,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:22,728 WARN L539 Checker$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 08:31:23,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:31:23,777 INFO L93 Difference]: Finished difference Result 5372 states and 7482 transitions. [2022-12-14 08:31:23,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 08:31:23,777 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, (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 57 [2022-12-14 08:31:23,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:31:23,800 INFO L225 Difference]: With dead ends: 5372 [2022-12-14 08:31:23,800 INFO L226 Difference]: Without dead ends: 5370 [2022-12-14 08:31:23,803 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 08:31:23,804 INFO L413 NwaCegarLoop]: 4174 mSDtfsCounter, 3058 mSDsluCounter, 7333 mSDsCounter, 0 mSdLazyCounter, 1156 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3068 SdHoareTripleChecker+Valid, 11507 SdHoareTripleChecker+Invalid, 1162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1156 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:31:23,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3068 Valid, 11507 Invalid, 1162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1156 Invalid, 3 Unknown, 0 Unchecked, 12.4s Time] [2022-12-14 08:31:23,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5370 states. [2022-12-14 08:31:23,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5370 to 5186. [2022-12-14 08:31:23,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5186 states, 3023 states have (on average 1.2702613298048295) internal successors, (3840), 3173 states have internal predecessors, (3840), 1715 states have call successors, (1715), 415 states have call predecessors, (1715), 415 states have return successors, (1728), 1679 states have call predecessors, (1728), 1713 states have call successors, (1728) [2022-12-14 08:31:23,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5186 states to 5186 states and 7283 transitions. [2022-12-14 08:31:23,991 INFO L78 Accepts]: Start accepts. Automaton has 5186 states and 7283 transitions. Word has length 57 [2022-12-14 08:31:23,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:31:23,991 INFO L495 AbstractCegarLoop]: Abstraction has 5186 states and 7283 transitions. [2022-12-14 08:31:23,991 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, (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 08:31:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 5186 states and 7283 transitions. [2022-12-14 08:31:23,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-14 08:31:23,993 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:31:23,993 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] [2022-12-14 08:31:23,993 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 08:31:23,993 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:31:23,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:31:23,993 INFO L85 PathProgramCache]: Analyzing trace with hash -924950207, now seen corresponding path program 1 times [2022-12-14 08:31:23,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:31:23,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712637887] [2022-12-14 08:31:23,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:31:23,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:31:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:31:24,297 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 08:31:24,297 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:31:24,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712637887] [2022-12-14 08:31:24,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712637887] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:31:24,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:31:24,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:31:24,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967207836] [2022-12-14 08:31:24,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:31:24,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:31:24,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:31:24,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:31:24,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:31:24,299 INFO L87 Difference]: Start difference. First operand 5186 states and 7283 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, (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 08:31:26,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:28,976 WARN L539 Checker$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 08:31:32,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:35,554 WARN L539 Checker$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 08:31:36,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:31:36,945 INFO L93 Difference]: Finished difference Result 9562 states and 13442 transitions. [2022-12-14 08:31:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 08:31:36,946 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, (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 62 [2022-12-14 08:31:36,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:31:36,979 INFO L225 Difference]: With dead ends: 9562 [2022-12-14 08:31:36,979 INFO L226 Difference]: Without dead ends: 9560 [2022-12-14 08:31:36,983 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 08:31:36,983 INFO L413 NwaCegarLoop]: 4022 mSDtfsCounter, 3107 mSDsluCounter, 7151 mSDsCounter, 0 mSdLazyCounter, 1096 mSolverCounterSat, 3 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3117 SdHoareTripleChecker+Valid, 11173 SdHoareTripleChecker+Invalid, 1102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1096 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:31:36,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3117 Valid, 11173 Invalid, 1102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1096 Invalid, 3 Unknown, 0 Unchecked, 12.3s Time] [2022-12-14 08:31:36,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9560 states. [2022-12-14 08:31:37,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9560 to 9378. [2022-12-14 08:31:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9378 states, 5456 states have (on average 1.2690615835777126) internal successors, (6924), 5710 states have internal predecessors, (6924), 3137 states have call successors, (3137), 751 states have call predecessors, (3137), 752 states have return successors, (3185), 3063 states have call predecessors, (3185), 3135 states have call successors, (3185) [2022-12-14 08:31:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9378 states to 9378 states and 13246 transitions. [2022-12-14 08:31:37,364 INFO L78 Accepts]: Start accepts. Automaton has 9378 states and 13246 transitions. Word has length 62 [2022-12-14 08:31:37,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:31:37,365 INFO L495 AbstractCegarLoop]: Abstraction has 9378 states and 13246 transitions. [2022-12-14 08:31:37,365 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, (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 08:31:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 9378 states and 13246 transitions. [2022-12-14 08:31:37,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 08:31:37,367 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:31:37,367 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] [2022-12-14 08:31:37,367 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 08:31:37,367 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:31:37,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:31:37,368 INFO L85 PathProgramCache]: Analyzing trace with hash -150072217, now seen corresponding path program 1 times [2022-12-14 08:31:37,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:31:37,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109121566] [2022-12-14 08:31:37,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:31:37,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:31:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:31:37,679 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 08:31:37,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:31:37,680 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109121566] [2022-12-14 08:31:37,680 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109121566] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:31:37,680 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:31:37,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:31:37,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828563337] [2022-12-14 08:31:37,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:31:37,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:31:37,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:31:37,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:31:37,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:31:37,682 INFO L87 Difference]: Start difference. First operand 9378 states and 13246 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, (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 08:31:40,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:42,648 WARN L539 Checker$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 08:31:44,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:48,333 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:31:52,518 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 08:31:53,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:31:53,162 INFO L93 Difference]: Finished difference Result 18115 states and 25875 transitions. [2022-12-14 08:31:53,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 08:31:53,165 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, (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 67 [2022-12-14 08:31:53,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:31:53,225 INFO L225 Difference]: With dead ends: 18115 [2022-12-14 08:31:53,225 INFO L226 Difference]: Without dead ends: 18113 [2022-12-14 08:31:53,232 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 08:31:53,233 INFO L413 NwaCegarLoop]: 4731 mSDtfsCounter, 3208 mSDsluCounter, 7868 mSDsCounter, 0 mSdLazyCounter, 1260 mSolverCounterSat, 2 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3210 SdHoareTripleChecker+Valid, 12599 SdHoareTripleChecker+Invalid, 1265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1260 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:31:53,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3210 Valid, 12599 Invalid, 1265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1260 Invalid, 3 Unknown, 0 Unchecked, 15.0s Time] [2022-12-14 08:31:53,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18113 states. [2022-12-14 08:31:53,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18113 to 17834. [2022-12-14 08:31:53,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17834 states, 10362 states have (on average 1.2686740011580775) internal successors, (13146), 10829 states have internal predecessors, (13146), 6004 states have call successors, (6004), 1431 states have call predecessors, (6004), 1435 states have return successors, (6358), 5859 states have call predecessors, (6358), 6002 states have call successors, (6358) [2022-12-14 08:31:53,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17834 states to 17834 states and 25508 transitions. [2022-12-14 08:31:53,921 INFO L78 Accepts]: Start accepts. Automaton has 17834 states and 25508 transitions. Word has length 67 [2022-12-14 08:31:53,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:31:53,921 INFO L495 AbstractCegarLoop]: Abstraction has 17834 states and 25508 transitions. [2022-12-14 08:31:53,922 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, (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 08:31:53,922 INFO L276 IsEmpty]: Start isEmpty. Operand 17834 states and 25508 transitions. [2022-12-14 08:31:53,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-12-14 08:31:53,923 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:31:53,923 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] [2022-12-14 08:31:53,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 08:31:53,923 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:31:53,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:31:53,924 INFO L85 PathProgramCache]: Analyzing trace with hash -984279657, now seen corresponding path program 1 times [2022-12-14 08:31:53,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:31:53,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107328780] [2022-12-14 08:31:53,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:31:53,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:31:53,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:31:54,249 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 08:31:54,249 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:31:54,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107328780] [2022-12-14 08:31:54,250 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107328780] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:31:54,250 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:31:54,250 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:31:54,250 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971157545] [2022-12-14 08:31:54,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:31:54,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:31:54,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:31:54,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:31:54,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:31:54,251 INFO L87 Difference]: Start difference. First operand 17834 states and 25508 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, (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 08:31:56,606 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 08:31:59,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:01,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:02,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:04,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:07,461 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 08:32:08,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:32:08,226 INFO L93 Difference]: Finished difference Result 17921 states and 25671 transitions. [2022-12-14 08:32:08,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:32:08,227 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, (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 72 [2022-12-14 08:32:08,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:32:08,272 INFO L225 Difference]: With dead ends: 17921 [2022-12-14 08:32:08,272 INFO L226 Difference]: Without dead ends: 17919 [2022-12-14 08:32:08,278 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 08:32:08,278 INFO L413 NwaCegarLoop]: 3443 mSDtfsCounter, 3156 mSDsluCounter, 4441 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3167 SdHoareTripleChecker+Valid, 7884 SdHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2022-12-14 08:32:08,278 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3167 Valid, 7884 Invalid, 855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 852 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2022-12-14 08:32:08,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17919 states. [2022-12-14 08:32:08,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17919 to 17890. [2022-12-14 08:32:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17890 states, 10395 states have (on average 1.2681096681096682) internal successors, (13182), 10860 states have internal predecessors, (13182), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1449 states have return successors, (6390), 5873 states have call predecessors, (6390), 6012 states have call successors, (6390) [2022-12-14 08:32:09,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17890 states to 17890 states and 25586 transitions. [2022-12-14 08:32:09,033 INFO L78 Accepts]: Start accepts. Automaton has 17890 states and 25586 transitions. Word has length 72 [2022-12-14 08:32:09,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:32:09,033 INFO L495 AbstractCegarLoop]: Abstraction has 17890 states and 25586 transitions. [2022-12-14 08:32:09,033 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, (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 08:32:09,033 INFO L276 IsEmpty]: Start isEmpty. Operand 17890 states and 25586 transitions. [2022-12-14 08:32:09,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-12-14 08:32:09,034 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:32:09,034 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] [2022-12-14 08:32:09,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 08:32:09,035 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:32:09,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:32:09,035 INFO L85 PathProgramCache]: Analyzing trace with hash 869182790, now seen corresponding path program 1 times [2022-12-14 08:32:09,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:32:09,035 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619052807] [2022-12-14 08:32:09,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:32:09,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:32:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:32:09,299 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 08:32:09,299 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:32:09,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619052807] [2022-12-14 08:32:09,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619052807] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:32:09,300 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:32:09,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:32:09,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21638796] [2022-12-14 08:32:09,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:32:09,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:32:09,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:32:09,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:32:09,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:32:09,301 INFO L87 Difference]: Start difference. First operand 17890 states and 25586 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, (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 08:32:11,714 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 08:32:14,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:16,073 WARN L539 Checker$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 08:32:18,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:20,904 WARN L539 Checker$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 08:32:21,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:32:21,696 INFO L93 Difference]: Finished difference Result 17923 states and 25675 transitions. [2022-12-14 08:32:21,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:32:21,697 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, (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 77 [2022-12-14 08:32:21,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:32:21,738 INFO L225 Difference]: With dead ends: 17923 [2022-12-14 08:32:21,738 INFO L226 Difference]: Without dead ends: 17921 [2022-12-14 08:32:21,744 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 08:32:21,744 INFO L413 NwaCegarLoop]: 3449 mSDtfsCounter, 3094 mSDsluCounter, 4537 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3106 SdHoareTripleChecker+Valid, 7986 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:32:21,744 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3106 Valid, 7986 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 11.9s Time] [2022-12-14 08:32:21,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17921 states. [2022-12-14 08:32:22,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17921 to 17892. [2022-12-14 08:32:22,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17892 states, 10396 states have (on average 1.2679876875721432) internal successors, (13182), 10860 states have internal predecessors, (13182), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:32:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17892 states to 17892 states and 25590 transitions. [2022-12-14 08:32:22,543 INFO L78 Accepts]: Start accepts. Automaton has 17892 states and 25590 transitions. Word has length 77 [2022-12-14 08:32:22,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:32:22,544 INFO L495 AbstractCegarLoop]: Abstraction has 17892 states and 25590 transitions. [2022-12-14 08:32:22,544 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, (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 08:32:22,544 INFO L276 IsEmpty]: Start isEmpty. Operand 17892 states and 25590 transitions. [2022-12-14 08:32:22,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 08:32:22,545 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:32:22,545 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] [2022-12-14 08:32:22,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 08:32:22,546 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:32:22,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:32:22,546 INFO L85 PathProgramCache]: Analyzing trace with hash -397316729, now seen corresponding path program 1 times [2022-12-14 08:32:22,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:32:22,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027713519] [2022-12-14 08:32:22,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:32:22,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:32:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:32:22,853 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 08:32:22,853 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:32:22,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027713519] [2022-12-14 08:32:22,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027713519] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:32:22,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:32:22,854 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:32:22,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376927992] [2022-12-14 08:32:22,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:32:22,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:32:22,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:32:22,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:32:22,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:32:22,855 INFO L87 Difference]: Start difference. First operand 17892 states and 25590 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, (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 08:32:25,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:28,331 WARN L539 Checker$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 08:32:30,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:31,605 WARN L539 Checker$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 08:32:32,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:35,914 WARN L539 Checker$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 08:32:36,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:32:36,702 INFO L93 Difference]: Finished difference Result 17921 states and 25673 transitions. [2022-12-14 08:32:36,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:32:36,703 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, (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 82 [2022-12-14 08:32:36,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:32:36,744 INFO L225 Difference]: With dead ends: 17921 [2022-12-14 08:32:36,744 INFO L226 Difference]: Without dead ends: 17919 [2022-12-14 08:32:36,749 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 08:32:36,750 INFO L413 NwaCegarLoop]: 3447 mSDtfsCounter, 3091 mSDsluCounter, 4535 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3103 SdHoareTripleChecker+Valid, 7982 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:32:36,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3103 Valid, 7982 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 13.3s Time] [2022-12-14 08:32:36,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17919 states. [2022-12-14 08:32:37,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17919 to 17890. [2022-12-14 08:32:37,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17890 states, 10395 states have (on average 1.2679172679172679) internal successors, (13180), 10858 states have internal predecessors, (13180), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:32:37,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17890 states to 17890 states and 25588 transitions. [2022-12-14 08:32:37,483 INFO L78 Accepts]: Start accepts. Automaton has 17890 states and 25588 transitions. Word has length 82 [2022-12-14 08:32:37,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:32:37,483 INFO L495 AbstractCegarLoop]: Abstraction has 17890 states and 25588 transitions. [2022-12-14 08:32:37,483 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, (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 08:32:37,483 INFO L276 IsEmpty]: Start isEmpty. Operand 17890 states and 25588 transitions. [2022-12-14 08:32:37,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 08:32:37,484 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:32:37,484 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] [2022-12-14 08:32:37,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 08:32:37,484 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:32:37,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:32:37,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1435597788, now seen corresponding path program 1 times [2022-12-14 08:32:37,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:32:37,485 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061562119] [2022-12-14 08:32:37,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:32:37,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:32:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:32:37,723 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 08:32:37,724 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:32:37,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061562119] [2022-12-14 08:32:37,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061562119] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:32:37,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:32:37,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:32:37,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287443433] [2022-12-14 08:32:37,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:32:37,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:32:37,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:32:37,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:32:37,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:32:37,726 INFO L87 Difference]: Start difference. First operand 17890 states and 25588 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, (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 08:32:40,237 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:43,115 WARN L539 Checker$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 08:32:46,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:49,274 WARN L539 Checker$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 08:32:50,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:32:50,183 INFO L93 Difference]: Finished difference Result 17919 states and 25671 transitions. [2022-12-14 08:32:50,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:32:50,184 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, (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 87 [2022-12-14 08:32:50,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:32:50,223 INFO L225 Difference]: With dead ends: 17919 [2022-12-14 08:32:50,223 INFO L226 Difference]: Without dead ends: 17917 [2022-12-14 08:32:50,229 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 08:32:50,229 INFO L413 NwaCegarLoop]: 3445 mSDtfsCounter, 3092 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3104 SdHoareTripleChecker+Valid, 7974 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:32:50,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3104 Valid, 7974 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 11.6s Time] [2022-12-14 08:32:50,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17917 states. [2022-12-14 08:32:50,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17917 to 17888. [2022-12-14 08:32:50,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17888 states, 10394 states have (on average 1.267846834712334) internal successors, (13178), 10856 states have internal predecessors, (13178), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:32:50,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17888 states to 17888 states and 25586 transitions. [2022-12-14 08:32:51,000 INFO L78 Accepts]: Start accepts. Automaton has 17888 states and 25586 transitions. Word has length 87 [2022-12-14 08:32:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:32:51,001 INFO L495 AbstractCegarLoop]: Abstraction has 17888 states and 25586 transitions. [2022-12-14 08:32:51,001 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, (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 08:32:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 17888 states and 25586 transitions. [2022-12-14 08:32:51,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-12-14 08:32:51,002 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:32:51,002 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] [2022-12-14 08:32:51,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 08:32:51,002 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:32:51,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:32:51,002 INFO L85 PathProgramCache]: Analyzing trace with hash 925176639, now seen corresponding path program 1 times [2022-12-14 08:32:51,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:32:51,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383604575] [2022-12-14 08:32:51,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:32:51,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:32:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:32:51,220 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 08:32:51,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:32:51,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383604575] [2022-12-14 08:32:51,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383604575] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:32:51,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:32:51,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:32:51,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016184913] [2022-12-14 08:32:51,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:32:51,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:32:51,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:32:51,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:32:51,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:32:51,222 INFO L87 Difference]: Start difference. First operand 17888 states and 25586 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, (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 08:32:53,693 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:32:56,678 WARN L539 Checker$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 08:32:58,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:00,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:03,584 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 08:33:04,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:33:04,528 INFO L93 Difference]: Finished difference Result 17917 states and 25669 transitions. [2022-12-14 08:33:04,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:33:04,529 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, (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 89 [2022-12-14 08:33:04,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:33:04,566 INFO L225 Difference]: With dead ends: 17917 [2022-12-14 08:33:04,566 INFO L226 Difference]: Without dead ends: 17915 [2022-12-14 08:33:04,571 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 08:33:04,572 INFO L413 NwaCegarLoop]: 3443 mSDtfsCounter, 3084 mSDsluCounter, 4531 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3096 SdHoareTripleChecker+Valid, 7974 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2022-12-14 08:33:04,572 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3096 Valid, 7974 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 12.5s Time] [2022-12-14 08:33:04,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17915 states. [2022-12-14 08:33:05,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17915 to 17886. [2022-12-14 08:33:05,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17886 states, 10393 states have (on average 1.2677763879534303) internal successors, (13176), 10854 states have internal predecessors, (13176), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:33:05,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17886 states to 17886 states and 25584 transitions. [2022-12-14 08:33:05,372 INFO L78 Accepts]: Start accepts. Automaton has 17886 states and 25584 transitions. Word has length 89 [2022-12-14 08:33:05,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:33:05,372 INFO L495 AbstractCegarLoop]: Abstraction has 17886 states and 25584 transitions. [2022-12-14 08:33:05,372 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, (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 08:33:05,372 INFO L276 IsEmpty]: Start isEmpty. Operand 17886 states and 25584 transitions. [2022-12-14 08:33:05,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 08:33:05,373 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:33:05,373 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] [2022-12-14 08:33:05,374 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 08:33:05,374 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:33:05,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:33:05,374 INFO L85 PathProgramCache]: Analyzing trace with hash 537500247, now seen corresponding path program 1 times [2022-12-14 08:33:05,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:33:05,374 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051409558] [2022-12-14 08:33:05,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:33:05,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:33:05,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:33:05,602 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 08:33:05,603 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:33:05,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051409558] [2022-12-14 08:33:05,603 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051409558] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:33:05,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:33:05,603 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:33:05,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1892418625] [2022-12-14 08:33:05,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:33:05,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:33:05,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:33:05,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:33:05,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:33:05,605 INFO L87 Difference]: Start difference. First operand 17886 states and 25584 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, (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 08:33:08,113 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 08:33:10,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:13,066 WARN L539 Checker$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 08:33:17,520 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 08:33:18,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:33:18,430 INFO L93 Difference]: Finished difference Result 17915 states and 25667 transitions. [2022-12-14 08:33:18,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:33:18,431 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, (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 94 [2022-12-14 08:33:18,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:33:18,476 INFO L225 Difference]: With dead ends: 17915 [2022-12-14 08:33:18,476 INFO L226 Difference]: Without dead ends: 17913 [2022-12-14 08:33:18,482 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 08:33:18,482 INFO L413 NwaCegarLoop]: 3441 mSDtfsCounter, 3083 mSDsluCounter, 4529 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 7970 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:33:18,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 7970 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 12.0s Time] [2022-12-14 08:33:18,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17913 states. [2022-12-14 08:33:19,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17913 to 17884. [2022-12-14 08:33:19,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17884 states, 10392 states have (on average 1.2677059276366436) internal successors, (13174), 10852 states have internal predecessors, (13174), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:33:19,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17884 states to 17884 states and 25582 transitions. [2022-12-14 08:33:19,322 INFO L78 Accepts]: Start accepts. Automaton has 17884 states and 25582 transitions. Word has length 94 [2022-12-14 08:33:19,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:33:19,323 INFO L495 AbstractCegarLoop]: Abstraction has 17884 states and 25582 transitions. [2022-12-14 08:33:19,323 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, (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 08:33:19,323 INFO L276 IsEmpty]: Start isEmpty. Operand 17884 states and 25582 transitions. [2022-12-14 08:33:19,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-12-14 08:33:19,324 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:33:19,324 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] [2022-12-14 08:33:19,324 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-14 08:33:19,324 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:33:19,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:33:19,325 INFO L85 PathProgramCache]: Analyzing trace with hash -1198250536, now seen corresponding path program 1 times [2022-12-14 08:33:19,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:33:19,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25865146] [2022-12-14 08:33:19,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:33:19,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:33:19,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:33:19,562 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 08:33:19,562 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:33:19,562 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25865146] [2022-12-14 08:33:19,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25865146] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:33:19,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:33:19,562 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:33:19,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592538499] [2022-12-14 08:33:19,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:33:19,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:33:19,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:33:19,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:33:19,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:33:19,564 INFO L87 Difference]: Start difference. First operand 17884 states and 25582 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, (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 08:33:22,035 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 08:33:24,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:26,952 WARN L539 Checker$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 08:33:29,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:30,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:33:30,691 INFO L93 Difference]: Finished difference Result 17913 states and 25665 transitions. [2022-12-14 08:33:30,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:33:30,692 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, (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 99 [2022-12-14 08:33:30,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:33:30,728 INFO L225 Difference]: With dead ends: 17913 [2022-12-14 08:33:30,728 INFO L226 Difference]: Without dead ends: 17911 [2022-12-14 08:33:30,734 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 08:33:30,734 INFO L413 NwaCegarLoop]: 3439 mSDtfsCounter, 3080 mSDsluCounter, 4527 mSDsCounter, 0 mSdLazyCounter, 863 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3092 SdHoareTripleChecker+Valid, 7966 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 863 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:33:30,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3092 Valid, 7966 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 863 Invalid, 4 Unknown, 0 Unchecked, 10.3s Time] [2022-12-14 08:33:30,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17911 states. [2022-12-14 08:33:31,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17911 to 17882. [2022-12-14 08:33:31,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17882 states, 10391 states have (on average 1.2676354537580599) internal successors, (13172), 10850 states have internal predecessors, (13172), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:33:31,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17882 states to 17882 states and 25580 transitions. [2022-12-14 08:33:31,644 INFO L78 Accepts]: Start accepts. Automaton has 17882 states and 25580 transitions. Word has length 99 [2022-12-14 08:33:31,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:33:31,644 INFO L495 AbstractCegarLoop]: Abstraction has 17882 states and 25580 transitions. [2022-12-14 08:33:31,644 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, (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 08:33:31,644 INFO L276 IsEmpty]: Start isEmpty. Operand 17882 states and 25580 transitions. [2022-12-14 08:33:31,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 08:33:31,645 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:33:31,645 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] [2022-12-14 08:33:31,645 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-12-14 08:33:31,645 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:33:31,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:33:31,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1167530306, now seen corresponding path program 1 times [2022-12-14 08:33:31,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:33:31,646 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032068683] [2022-12-14 08:33:31,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:33:31,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:33:31,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:33:31,845 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 08:33:31,845 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:33:31,845 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032068683] [2022-12-14 08:33:31,845 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032068683] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:33:31,845 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:33:31,845 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:33:31,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893367309] [2022-12-14 08:33:31,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:33:31,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:33:31,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:33:31,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:33:31,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:33:31,846 INFO L87 Difference]: Start difference. First operand 17882 states and 25580 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, (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 08:33:34,262 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 08:33:36,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:38,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:42,619 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 08:33:43,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:33:43,526 INFO L93 Difference]: Finished difference Result 17911 states and 25663 transitions. [2022-12-14 08:33:43,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:33:43,527 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, (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 104 [2022-12-14 08:33:43,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:33:43,562 INFO L225 Difference]: With dead ends: 17911 [2022-12-14 08:33:43,563 INFO L226 Difference]: Without dead ends: 17909 [2022-12-14 08:33:43,567 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 08:33:43,568 INFO L413 NwaCegarLoop]: 3437 mSDtfsCounter, 3077 mSDsluCounter, 4525 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3089 SdHoareTripleChecker+Valid, 7962 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:33:43,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3089 Valid, 7962 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 10.9s Time] [2022-12-14 08:33:43,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17909 states. [2022-12-14 08:33:44,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17909 to 17880. [2022-12-14 08:33:44,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17880 states, 10390 states have (on average 1.2675649663137631) internal successors, (13170), 10848 states have internal predecessors, (13170), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:33:44,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17880 states to 17880 states and 25578 transitions. [2022-12-14 08:33:44,674 INFO L78 Accepts]: Start accepts. Automaton has 17880 states and 25578 transitions. Word has length 104 [2022-12-14 08:33:44,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:33:44,674 INFO L495 AbstractCegarLoop]: Abstraction has 17880 states and 25578 transitions. [2022-12-14 08:33:44,674 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, (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 08:33:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 17880 states and 25578 transitions. [2022-12-14 08:33:44,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 08:33:44,676 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:33:44,676 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] [2022-12-14 08:33:44,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-12-14 08:33:44,676 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:33:44,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:33:44,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1828691081, now seen corresponding path program 1 times [2022-12-14 08:33:44,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:33:44,677 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949701267] [2022-12-14 08:33:44,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:33:44,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:33:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:33:44,949 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 08:33:44,950 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:33:44,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949701267] [2022-12-14 08:33:44,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949701267] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:33:44,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:33:44,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:33:44,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908572318] [2022-12-14 08:33:44,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:33:44,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:33:44,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:33:44,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:33:44,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:33:44,951 INFO L87 Difference]: Start difference. First operand 17880 states and 25578 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, (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 08:33:47,358 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 08:33:50,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:51,559 WARN L539 Checker$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 08:33:53,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:33:56,448 WARN L539 Checker$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 08:33:57,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:33:57,660 INFO L93 Difference]: Finished difference Result 17909 states and 25661 transitions. [2022-12-14 08:33:57,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:33:57,660 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, (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 109 [2022-12-14 08:33:57,661 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:33:57,696 INFO L225 Difference]: With dead ends: 17909 [2022-12-14 08:33:57,696 INFO L226 Difference]: Without dead ends: 17907 [2022-12-14 08:33:57,701 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 08:33:57,702 INFO L413 NwaCegarLoop]: 3435 mSDtfsCounter, 3074 mSDsluCounter, 4523 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3086 SdHoareTripleChecker+Valid, 7958 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.8s IncrementalHoareTripleChecker+Time [2022-12-14 08:33:57,702 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3086 Valid, 7958 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 11.8s Time] [2022-12-14 08:33:57,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17907 states. [2022-12-14 08:33:58,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17907 to 17878. [2022-12-14 08:33:58,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17878 states, 10389 states have (on average 1.2674944652998363) internal successors, (13168), 10846 states have internal predecessors, (13168), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:33:58,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17878 states to 17878 states and 25576 transitions. [2022-12-14 08:33:58,724 INFO L78 Accepts]: Start accepts. Automaton has 17878 states and 25576 transitions. Word has length 109 [2022-12-14 08:33:58,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:33:58,725 INFO L495 AbstractCegarLoop]: Abstraction has 17878 states and 25576 transitions. [2022-12-14 08:33:58,725 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, (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 08:33:58,725 INFO L276 IsEmpty]: Start isEmpty. Operand 17878 states and 25576 transitions. [2022-12-14 08:33:58,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 08:33:58,726 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:33:58,726 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] [2022-12-14 08:33:58,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-12-14 08:33:58,726 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:33:58,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:33:58,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1660841386, now seen corresponding path program 1 times [2022-12-14 08:33:58,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:33:58,727 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961519150] [2022-12-14 08:33:58,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:33:58,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:33:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:33:58,951 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 08:33:58,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:33:58,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961519150] [2022-12-14 08:33:58,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961519150] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:33:58,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:33:58,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:33:58,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324806921] [2022-12-14 08:33:58,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:33:58,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:33:58,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:33:58,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:33:58,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:33:58,952 INFO L87 Difference]: Start difference. First operand 17878 states and 25576 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, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 08:34:01,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:03,685 WARN L539 Checker$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 08:34:05,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:07,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:11,000 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 08:34:12,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:34:12,078 INFO L93 Difference]: Finished difference Result 17907 states and 25659 transitions. [2022-12-14 08:34:12,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:34:12,079 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, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 114 [2022-12-14 08:34:12,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:34:12,116 INFO L225 Difference]: With dead ends: 17907 [2022-12-14 08:34:12,116 INFO L226 Difference]: Without dead ends: 17905 [2022-12-14 08:34:12,121 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 08:34:12,122 INFO L413 NwaCegarLoop]: 3433 mSDtfsCounter, 3071 mSDsluCounter, 4521 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3083 SdHoareTripleChecker+Valid, 7954 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:34:12,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3083 Valid, 7954 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 866 Invalid, 3 Unknown, 0 Unchecked, 12.1s Time] [2022-12-14 08:34:12,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17905 states. [2022-12-14 08:34:13,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17905 to 17876. [2022-12-14 08:34:13,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17876 states, 10388 states have (on average 1.2674239507123604) internal successors, (13166), 10844 states have internal predecessors, (13166), 6014 states have call successors, (6014), 1442 states have call predecessors, (6014), 1451 states have return successors, (6394), 5875 states have call predecessors, (6394), 6012 states have call successors, (6394) [2022-12-14 08:34:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17876 states to 17876 states and 25574 transitions. [2022-12-14 08:34:13,184 INFO L78 Accepts]: Start accepts. Automaton has 17876 states and 25574 transitions. Word has length 114 [2022-12-14 08:34:13,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:34:13,184 INFO L495 AbstractCegarLoop]: Abstraction has 17876 states and 25574 transitions. [2022-12-14 08:34:13,184 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, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-12-14 08:34:13,184 INFO L276 IsEmpty]: Start isEmpty. Operand 17876 states and 25574 transitions. [2022-12-14 08:34:13,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-14 08:34:13,185 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:34:13,185 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, 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 08:34:13,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-12-14 08:34:13,186 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_lib_find_bit_find_next_bitErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:34:13,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:34:13,186 INFO L85 PathProgramCache]: Analyzing trace with hash 1850827520, now seen corresponding path program 1 times [2022-12-14 08:34:13,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:34:13,186 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807912957] [2022-12-14 08:34:13,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:34:13,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:34:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:34:13,478 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-12-14 08:34:13,478 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:34:13,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807912957] [2022-12-14 08:34:13,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807912957] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:34:13,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:34:13,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:34:13,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580198152] [2022-12-14 08:34:13,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:34:13,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:34:13,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:34:13,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:34:13,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:34:13,480 INFO L87 Difference]: Start difference. First operand 17876 states and 25574 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-14 08:34:16,005 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 08:34:18,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:20,266 WARN L539 Checker$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 08:34:24,389 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 08:34:25,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:34:25,333 INFO L93 Difference]: Finished difference Result 35665 states and 51035 transitions. [2022-12-14 08:34:25,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:34:25,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 133 [2022-12-14 08:34:25,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:34:25,380 INFO L225 Difference]: With dead ends: 35665 [2022-12-14 08:34:25,380 INFO L226 Difference]: Without dead ends: 17828 [2022-12-14 08:34:25,425 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:34:25,425 INFO L413 NwaCegarLoop]: 3175 mSDtfsCounter, 1 mSDsluCounter, 3172 mSDsCounter, 0 mSdLazyCounter, 720 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6347 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 720 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:34:25,425 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6347 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 720 Invalid, 3 Unknown, 0 Unchecked, 10.4s Time] [2022-12-14 08:34:25,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17828 states. [2022-12-14 08:34:26,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17828 to 17828. [2022-12-14 08:34:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17828 states, 10356 states have (on average 1.2667052916183854) internal successors, (13118), 10812 states have internal predecessors, (13118), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:34:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17828 states to 17828 states and 25494 transitions. [2022-12-14 08:34:26,691 INFO L78 Accepts]: Start accepts. Automaton has 17828 states and 25494 transitions. Word has length 133 [2022-12-14 08:34:26,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:34:26,692 INFO L495 AbstractCegarLoop]: Abstraction has 17828 states and 25494 transitions. [2022-12-14 08:34:26,692 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-12-14 08:34:26,692 INFO L276 IsEmpty]: Start isEmpty. Operand 17828 states and 25494 transitions. [2022-12-14 08:34:26,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 08:34:26,693 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:34:26,693 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, 1, 1, 1, 1] [2022-12-14 08:34:26,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-12-14 08:34:26,693 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:34:26,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:34:26,694 INFO L85 PathProgramCache]: Analyzing trace with hash -627291994, now seen corresponding path program 1 times [2022-12-14 08:34:26,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:34:26,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425917576] [2022-12-14 08:34:26,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:34:26,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:34:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:34:27,022 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 08:34:27,023 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:34:27,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425917576] [2022-12-14 08:34:27,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425917576] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:34:27,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:34:27,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:34:27,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408519810] [2022-12-14 08:34:27,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:34:27,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:34:27,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:34:27,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:34:27,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:34:27,025 INFO L87 Difference]: Start difference. First operand 17828 states and 25494 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 08:34:29,510 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 08:34:31,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:34,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:35,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:36,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:39,950 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 08:34:41,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:34:41,104 INFO L93 Difference]: Finished difference Result 17857 states and 25577 transitions. [2022-12-14 08:34:41,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:34:41,105 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, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 119 [2022-12-14 08:34:41,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:34:41,146 INFO L225 Difference]: With dead ends: 17857 [2022-12-14 08:34:41,146 INFO L226 Difference]: Without dead ends: 17855 [2022-12-14 08:34:41,152 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 08:34:41,152 INFO L413 NwaCegarLoop]: 3422 mSDtfsCounter, 3058 mSDsluCounter, 4510 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3070 SdHoareTripleChecker+Valid, 7932 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:34:41,152 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3070 Valid, 7932 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 864 Invalid, 3 Unknown, 0 Unchecked, 12.9s Time] [2022-12-14 08:34:41,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17855 states. [2022-12-14 08:34:42,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17855 to 17826. [2022-12-14 08:34:42,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17826 states, 10355 states have (on average 1.266634476098503) internal successors, (13116), 10810 states have internal predecessors, (13116), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:34:42,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17826 states to 17826 states and 25492 transitions. [2022-12-14 08:34:42,344 INFO L78 Accepts]: Start accepts. Automaton has 17826 states and 25492 transitions. Word has length 119 [2022-12-14 08:34:42,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:34:42,344 INFO L495 AbstractCegarLoop]: Abstraction has 17826 states and 25492 transitions. [2022-12-14 08:34:42,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 08:34:42,345 INFO L276 IsEmpty]: Start isEmpty. Operand 17826 states and 25492 transitions. [2022-12-14 08:34:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 08:34:42,346 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:34:42,346 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:34:42,346 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-12-14 08:34:42,346 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:34:42,346 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:34:42,346 INFO L85 PathProgramCache]: Analyzing trace with hash 1267675587, now seen corresponding path program 1 times [2022-12-14 08:34:42,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:34:42,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013863926] [2022-12-14 08:34:42,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:34:42,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:34:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:34:42,859 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 08:34:42,860 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:34:42,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013863926] [2022-12-14 08:34:42,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013863926] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:34:42,860 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:34:42,860 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:34:42,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583527857] [2022-12-14 08:34:42,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:34:42,861 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:34:42,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:34:42,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:34:42,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:34:42,862 INFO L87 Difference]: Start difference. First operand 17826 states and 25492 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 08:34:45,423 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 08:34:48,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:34:50,705 WARN L539 Checker$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 08:34:53,661 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 08:34:54,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:34:54,978 INFO L93 Difference]: Finished difference Result 17855 states and 25575 transitions. [2022-12-14 08:34:54,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:34:54,979 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 124 [2022-12-14 08:34:54,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:34:55,018 INFO L225 Difference]: With dead ends: 17855 [2022-12-14 08:34:55,018 INFO L226 Difference]: Without dead ends: 17853 [2022-12-14 08:34:55,026 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 08:34:55,027 INFO L413 NwaCegarLoop]: 3420 mSDtfsCounter, 3055 mSDsluCounter, 4508 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3067 SdHoareTripleChecker+Valid, 7928 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.9s IncrementalHoareTripleChecker+Time [2022-12-14 08:34:55,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3067 Valid, 7928 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 861 Invalid, 4 Unknown, 0 Unchecked, 10.9s Time] [2022-12-14 08:34:55,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17853 states. [2022-12-14 08:34:56,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17853 to 17824. [2022-12-14 08:34:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17824 states, 10354 states have (on average 1.266563646899749) internal successors, (13114), 10808 states have internal predecessors, (13114), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:34:56,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17824 states to 17824 states and 25490 transitions. [2022-12-14 08:34:56,268 INFO L78 Accepts]: Start accepts. Automaton has 17824 states and 25490 transitions. Word has length 124 [2022-12-14 08:34:56,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:34:56,268 INFO L495 AbstractCegarLoop]: Abstraction has 17824 states and 25490 transitions. [2022-12-14 08:34:56,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 08:34:56,269 INFO L276 IsEmpty]: Start isEmpty. Operand 17824 states and 25490 transitions. [2022-12-14 08:34:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-12-14 08:34:56,270 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:34:56,270 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:34:56,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-12-14 08:34:56,270 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:34:56,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:34:56,271 INFO L85 PathProgramCache]: Analyzing trace with hash 468646487, now seen corresponding path program 1 times [2022-12-14 08:34:56,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:34:56,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267958973] [2022-12-14 08:34:56,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:34:56,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:34:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:34:57,108 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-12-14 08:34:57,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:34:57,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267958973] [2022-12-14 08:34:57,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267958973] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:34:57,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:34:57,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 08:34:57,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458238342] [2022-12-14 08:34:57,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:34:57,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 08:34:57,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:34:57,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 08:34:57,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 08:34:57,110 INFO L87 Difference]: Start difference. First operand 17824 states and 25490 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 08:35:00,258 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 08:35:04,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:06,302 WARN L539 Checker$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 08:35:11,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:12,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:35:12,849 INFO L93 Difference]: Finished difference Result 17853 states and 25573 transitions. [2022-12-14 08:35:12,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:35:12,850 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) Word has length 142 [2022-12-14 08:35:12,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:35:12,888 INFO L225 Difference]: With dead ends: 17853 [2022-12-14 08:35:12,888 INFO L226 Difference]: Without dead ends: 17851 [2022-12-14 08:35:12,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:35:12,894 INFO L413 NwaCegarLoop]: 3419 mSDtfsCounter, 3048 mSDsluCounter, 9841 mSDsCounter, 0 mSdLazyCounter, 3090 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3061 SdHoareTripleChecker+Valid, 13260 SdHoareTripleChecker+Invalid, 3094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3090 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:35:12,894 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3061 Valid, 13260 Invalid, 3094 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 3090 Invalid, 4 Unknown, 0 Unchecked, 14.3s Time] [2022-12-14 08:35:12,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17851 states. [2022-12-14 08:35:14,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17851 to 17822. [2022-12-14 08:35:14,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17822 states, 10353 states have (on average 1.2658166714961847) internal successors, (13105), 10806 states have internal predecessors, (13105), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:35:14,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17822 states to 17822 states and 25481 transitions. [2022-12-14 08:35:14,223 INFO L78 Accepts]: Start accepts. Automaton has 17822 states and 25481 transitions. Word has length 142 [2022-12-14 08:35:14,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:35:14,224 INFO L495 AbstractCegarLoop]: Abstraction has 17822 states and 25481 transitions. [2022-12-14 08:35:14,224 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (24), 3 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 08:35:14,224 INFO L276 IsEmpty]: Start isEmpty. Operand 17822 states and 25481 transitions. [2022-12-14 08:35:14,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 08:35:14,225 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:35:14,225 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:35:14,225 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-12-14 08:35:14,225 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:35:14,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:35:14,226 INFO L85 PathProgramCache]: Analyzing trace with hash -1317500553, now seen corresponding path program 1 times [2022-12-14 08:35:14,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:35:14,226 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468297828] [2022-12-14 08:35:14,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:35:14,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:35:14,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:35:14,454 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-12-14 08:35:14,454 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:35:14,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468297828] [2022-12-14 08:35:14,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468297828] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:35:14,455 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:35:14,455 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:35:14,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939455056] [2022-12-14 08:35:14,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:35:14,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:35:14,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:35:14,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:35:14,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:35:14,456 INFO L87 Difference]: Start difference. First operand 17822 states and 25481 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 08:35:16,839 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 08:35:19,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:24,103 WARN L539 Checker$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 08:35:25,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:35:25,465 INFO L93 Difference]: Finished difference Result 35616 states and 51423 transitions. [2022-12-14 08:35:25,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:35:25,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 145 [2022-12-14 08:35:25,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:35:25,510 INFO L225 Difference]: With dead ends: 35616 [2022-12-14 08:35:25,510 INFO L226 Difference]: Without dead ends: 17833 [2022-12-14 08:35:25,561 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:35:25,561 INFO L413 NwaCegarLoop]: 3414 mSDtfsCounter, 3033 mSDsluCounter, 1088 mSDsCounter, 0 mSdLazyCounter, 496 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3043 SdHoareTripleChecker+Valid, 4502 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 496 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2022-12-14 08:35:25,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3043 Valid, 4502 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 496 Invalid, 3 Unknown, 0 Unchecked, 9.2s Time] [2022-12-14 08:35:25,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17833 states. [2022-12-14 08:35:26,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17833 to 17804. [2022-12-14 08:35:26,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17804 states, 10336 states have (on average 1.2647058823529411) internal successors, (13072), 10788 states have internal predecessors, (13072), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:35:26,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17804 states to 17804 states and 25448 transitions. [2022-12-14 08:35:26,923 INFO L78 Accepts]: Start accepts. Automaton has 17804 states and 25448 transitions. Word has length 145 [2022-12-14 08:35:26,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:35:26,923 INFO L495 AbstractCegarLoop]: Abstraction has 17804 states and 25448 transitions. [2022-12-14 08:35:26,924 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (26), 2 states have call predecessors, (26), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-12-14 08:35:26,924 INFO L276 IsEmpty]: Start isEmpty. Operand 17804 states and 25448 transitions. [2022-12-14 08:35:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-12-14 08:35:26,925 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:35:26,925 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:35:26,925 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-12-14 08:35:26,925 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:35:26,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:35:26,926 INFO L85 PathProgramCache]: Analyzing trace with hash -905007093, now seen corresponding path program 1 times [2022-12-14 08:35:26,926 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:35:26,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137723878] [2022-12-14 08:35:26,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:35:26,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:35:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:35:27,131 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 08:35:27,131 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:35:27,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137723878] [2022-12-14 08:35:27,131 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137723878] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:35:27,131 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:35:27,131 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:35:27,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676406228] [2022-12-14 08:35:27,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:35:27,132 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:35:27,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:35:27,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:35:27,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:35:27,133 INFO L87 Difference]: Start difference. First operand 17804 states and 25448 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 08:35:29,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:31,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:33,397 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:38,322 WARN L539 Checker$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 08:35:39,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:35:39,674 INFO L93 Difference]: Finished difference Result 17833 states and 25531 transitions. [2022-12-14 08:35:39,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:35:39,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 129 [2022-12-14 08:35:39,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:35:39,711 INFO L225 Difference]: With dead ends: 17833 [2022-12-14 08:35:39,711 INFO L226 Difference]: Without dead ends: 17831 [2022-12-14 08:35:39,716 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 08:35:39,717 INFO L413 NwaCegarLoop]: 3403 mSDtfsCounter, 3104 mSDsluCounter, 4401 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3115 SdHoareTripleChecker+Valid, 7804 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2022-12-14 08:35:39,717 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3115 Valid, 7804 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 850 Invalid, 3 Unknown, 0 Unchecked, 11.2s Time] [2022-12-14 08:35:39,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17831 states. [2022-12-14 08:35:41,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17831 to 17802. [2022-12-14 08:35:41,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17802 states, 10335 states have (on average 1.2646347363328496) internal successors, (13070), 10786 states have internal predecessors, (13070), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:35:41,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17802 states to 17802 states and 25446 transitions. [2022-12-14 08:35:41,107 INFO L78 Accepts]: Start accepts. Automaton has 17802 states and 25446 transitions. Word has length 129 [2022-12-14 08:35:41,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:35:41,108 INFO L495 AbstractCegarLoop]: Abstraction has 17802 states and 25446 transitions. [2022-12-14 08:35:41,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2022-12-14 08:35:41,108 INFO L276 IsEmpty]: Start isEmpty. Operand 17802 states and 25446 transitions. [2022-12-14 08:35:41,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-12-14 08:35:41,109 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:35:41,109 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:35:41,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-12-14 08:35:41,109 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:35:41,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:35:41,110 INFO L85 PathProgramCache]: Analyzing trace with hash 498822227, now seen corresponding path program 1 times [2022-12-14 08:35:41,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:35:41,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102290351] [2022-12-14 08:35:41,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:35:41,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:35:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:35:41,320 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 08:35:41,320 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:35:41,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102290351] [2022-12-14 08:35:41,320 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102290351] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:35:41,320 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:35:41,320 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:35:41,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418332127] [2022-12-14 08:35:41,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:35:41,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:35:41,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:35:41,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:35:41,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:35:41,322 INFO L87 Difference]: Start difference. First operand 17802 states and 25446 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-14 08:35:43,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:45,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:47,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:49,752 WARN L539 Checker$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 08:35:50,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:35:53,923 WARN L539 Checker$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 08:35:55,351 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:35:55,351 INFO L93 Difference]: Finished difference Result 17831 states and 25529 transitions. [2022-12-14 08:35:55,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:35:55,352 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 134 [2022-12-14 08:35:55,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:35:55,386 INFO L225 Difference]: With dead ends: 17831 [2022-12-14 08:35:55,386 INFO L226 Difference]: Without dead ends: 17829 [2022-12-14 08:35:55,391 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 08:35:55,391 INFO L413 NwaCegarLoop]: 3401 mSDtfsCounter, 3101 mSDsluCounter, 4399 mSDsCounter, 0 mSdLazyCounter, 850 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3112 SdHoareTripleChecker+Valid, 7800 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 850 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:35:55,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3112 Valid, 7800 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 850 Invalid, 3 Unknown, 0 Unchecked, 12.6s Time] [2022-12-14 08:35:55,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17829 states. [2022-12-14 08:35:56,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17829 to 17800. [2022-12-14 08:35:56,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17800 states, 10334 states have (on average 1.2645635765434489) internal successors, (13068), 10784 states have internal predecessors, (13068), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:35:56,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17800 states to 17800 states and 25444 transitions. [2022-12-14 08:35:56,818 INFO L78 Accepts]: Start accepts. Automaton has 17800 states and 25444 transitions. Word has length 134 [2022-12-14 08:35:56,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:35:56,818 INFO L495 AbstractCegarLoop]: Abstraction has 17800 states and 25444 transitions. [2022-12-14 08:35:56,818 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2022-12-14 08:35:56,818 INFO L276 IsEmpty]: Start isEmpty. Operand 17800 states and 25444 transitions. [2022-12-14 08:35:56,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-12-14 08:35:56,819 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:35:56,819 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, 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 08:35:56,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-12-14 08:35:56,820 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:35:56,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:35:56,820 INFO L85 PathProgramCache]: Analyzing trace with hash 1764619787, now seen corresponding path program 1 times [2022-12-14 08:35:56,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:35:56,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392228176] [2022-12-14 08:35:56,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:35:56,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:35:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:35:57,054 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 08:35:57,054 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:35:57,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392228176] [2022-12-14 08:35:57,054 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392228176] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:35:57,055 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:35:57,055 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:35:57,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137954511] [2022-12-14 08:35:57,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:35:57,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:35:57,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:35:57,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:35:57,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:35:57,056 INFO L87 Difference]: Start difference. First operand 17800 states and 25444 transitions. Second operand has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-14 08:35:59,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:01,861 WARN L539 Checker$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 08:36:05,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:08,150 WARN L539 Checker$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 08:36:09,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:36:09,674 INFO L93 Difference]: Finished difference Result 17829 states and 25527 transitions. [2022-12-14 08:36:09,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:36:09,675 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 139 [2022-12-14 08:36:09,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:36:09,710 INFO L225 Difference]: With dead ends: 17829 [2022-12-14 08:36:09,710 INFO L226 Difference]: Without dead ends: 17827 [2022-12-14 08:36:09,715 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 08:36:09,715 INFO L413 NwaCegarLoop]: 3407 mSDtfsCounter, 3039 mSDsluCounter, 4495 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3051 SdHoareTripleChecker+Valid, 7902 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:36:09,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3051 Valid, 7902 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 864 Invalid, 3 Unknown, 0 Unchecked, 11.1s Time] [2022-12-14 08:36:09,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17827 states. [2022-12-14 08:36:11,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17827 to 17798. [2022-12-14 08:36:11,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17798 states, 10333 states have (on average 1.2644924029807414) internal successors, (13066), 10782 states have internal predecessors, (13066), 5998 states have call successors, (5998), 1442 states have call predecessors, (5998), 1451 states have return successors, (6378), 5859 states have call predecessors, (6378), 5996 states have call successors, (6378) [2022-12-14 08:36:11,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17798 states to 17798 states and 25442 transitions. [2022-12-14 08:36:11,334 INFO L78 Accepts]: Start accepts. Automaton has 17798 states and 25442 transitions. Word has length 139 [2022-12-14 08:36:11,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:36:11,335 INFO L495 AbstractCegarLoop]: Abstraction has 17798 states and 25442 transitions. [2022-12-14 08:36:11,335 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.25) internal successors, (77), 4 states have internal predecessors, (77), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2022-12-14 08:36:11,335 INFO L276 IsEmpty]: Start isEmpty. Operand 17798 states and 25442 transitions. [2022-12-14 08:36:11,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-12-14 08:36:11,336 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:36:11,336 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, 1, 1, 1, 1, 1, 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 08:36:11,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-12-14 08:36:11,336 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_usb_gadget_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:36:11,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:36:11,337 INFO L85 PathProgramCache]: Analyzing trace with hash -1555653765, now seen corresponding path program 1 times [2022-12-14 08:36:11,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:36:11,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864840475] [2022-12-14 08:36:11,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:36:11,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:36:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:36:11,545 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 08:36:11,545 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:36:11,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864840475] [2022-12-14 08:36:11,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864840475] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:36:11,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:36:11,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:36:11,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090906641] [2022-12-14 08:36:11,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:36:11,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:36:11,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:36:11,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:36:11,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:36:11,547 INFO L87 Difference]: Start difference. First operand 17798 states and 25442 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-14 08:36:14,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:17,196 WARN L539 Checker$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 08:36:19,213 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:21,372 WARN L539 Checker$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 08:36:24,453 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 08:36:26,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:36:26,613 INFO L93 Difference]: Finished difference Result 17883 states and 25621 transitions. [2022-12-14 08:36:26,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:36:26,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 144 [2022-12-14 08:36:26,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:36:26,658 INFO L225 Difference]: With dead ends: 17883 [2022-12-14 08:36:26,658 INFO L226 Difference]: Without dead ends: 17881 [2022-12-14 08:36:26,665 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 08:36:26,665 INFO L413 NwaCegarLoop]: 3405 mSDtfsCounter, 3082 mSDsluCounter, 4440 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3095 SdHoareTripleChecker+Valid, 7845 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2022-12-14 08:36:26,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3095 Valid, 7845 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 853 Invalid, 4 Unknown, 0 Unchecked, 12.8s Time] [2022-12-14 08:36:26,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17881 states. [2022-12-14 08:36:28,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17881 to 17838. [2022-12-14 08:36:28,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17838 states, 10354 states have (on average 1.264245702144099) internal successors, (13090), 10804 states have internal predecessors, (13090), 6010 states have call successors, (6010), 1450 states have call predecessors, (6010), 1459 states have return successors, (6390), 5869 states have call predecessors, (6390), 6008 states have call successors, (6390) [2022-12-14 08:36:28,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17838 states to 17838 states and 25490 transitions. [2022-12-14 08:36:28,473 INFO L78 Accepts]: Start accepts. Automaton has 17838 states and 25490 transitions. Word has length 144 [2022-12-14 08:36:28,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:36:28,474 INFO L495 AbstractCegarLoop]: Abstraction has 17838 states and 25490 transitions. [2022-12-14 08:36:28,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-14 08:36:28,474 INFO L276 IsEmpty]: Start isEmpty. Operand 17838 states and 25490 transitions. [2022-12-14 08:36:28,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 08:36:28,475 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:36:28,475 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:36:28,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-12-14 08:36:28,475 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_usb_urb_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:36:28,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:36:28,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1568149569, now seen corresponding path program 1 times [2022-12-14 08:36:28,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:36:28,476 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052763474] [2022-12-14 08:36:28,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:36:28,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:36:28,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:36:28,734 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 08:36:28,735 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:36:28,735 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052763474] [2022-12-14 08:36:28,735 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052763474] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:36:28,735 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:36:28,735 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-14 08:36:28,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071010253] [2022-12-14 08:36:28,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:36:28,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-14 08:36:28,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:36:28,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-14 08:36:28,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-14 08:36:28,736 INFO L87 Difference]: Start difference. First operand 17838 states and 25490 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 08:36:31,282 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 08:36:33,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:39,273 WARN L539 Checker$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 08:36:41,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:36:41,108 INFO L93 Difference]: Finished difference Result 17867 states and 25573 transitions. [2022-12-14 08:36:41,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-12-14 08:36:41,108 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 149 [2022-12-14 08:36:41,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:36:41,149 INFO L225 Difference]: With dead ends: 17867 [2022-12-14 08:36:41,149 INFO L226 Difference]: Without dead ends: 17715 [2022-12-14 08:36:41,162 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 08:36:41,162 INFO L413 NwaCegarLoop]: 3396 mSDtfsCounter, 3092 mSDsluCounter, 4394 mSDsCounter, 0 mSdLazyCounter, 851 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3101 SdHoareTripleChecker+Valid, 7790 SdHoareTripleChecker+Invalid, 853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 851 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:36:41,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3101 Valid, 7790 Invalid, 853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 851 Invalid, 2 Unknown, 0 Unchecked, 10.1s Time] [2022-12-14 08:36:41,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17715 states. [2022-12-14 08:36:42,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17715 to 17686. [2022-12-14 08:36:42,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17686 states, 10276 states have (on average 1.2654729466718568) internal successors, (13004), 10720 states have internal predecessors, (13004), 5959 states have call successors, (5959), 1430 states have call predecessors, (5959), 1437 states have return successors, (6335), 5820 states have call predecessors, (6335), 5953 states have call successors, (6335) [2022-12-14 08:36:42,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17686 states to 17686 states and 25298 transitions. [2022-12-14 08:36:42,898 INFO L78 Accepts]: Start accepts. Automaton has 17686 states and 25298 transitions. Word has length 149 [2022-12-14 08:36:42,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:36:42,898 INFO L495 AbstractCegarLoop]: Abstraction has 17686 states and 25298 transitions. [2022-12-14 08:36:42,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 08:36:42,898 INFO L276 IsEmpty]: Start isEmpty. Operand 17686 states and 25298 transitions. [2022-12-14 08:36:42,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 08:36:42,900 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:36:42,900 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:36:42,901 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-12-14 08:36:42,901 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:36:42,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:36:42,901 INFO L85 PathProgramCache]: Analyzing trace with hash -2042965997, now seen corresponding path program 1 times [2022-12-14 08:36:42,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:36:42,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646231836] [2022-12-14 08:36:42,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:36:42,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:36:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:36:43,108 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-12-14 08:36:43,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:36:43,108 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646231836] [2022-12-14 08:36:43,108 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646231836] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:36:43,108 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:36:43,108 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:36:43,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560306766] [2022-12-14 08:36:43,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:36:43,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:36:43,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:36:43,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:36:43,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:36:43,109 INFO L87 Difference]: Start difference. First operand 17686 states and 25298 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (29), 1 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-14 08:36:45,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:47,762 WARN L539 Checker$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 08:36:49,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:36:52,702 WARN L539 Checker$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 08:36:54,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:36:54,724 INFO L93 Difference]: Finished difference Result 35344 states and 50597 transitions. [2022-12-14 08:36:54,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:36:54,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (29), 1 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 166 [2022-12-14 08:36:54,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:36:54,773 INFO L225 Difference]: With dead ends: 35344 [2022-12-14 08:36:54,773 INFO L226 Difference]: Without dead ends: 17697 [2022-12-14 08:36:54,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:36:54,815 INFO L413 NwaCegarLoop]: 3301 mSDtfsCounter, 2937 mSDsluCounter, 1088 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2947 SdHoareTripleChecker+Valid, 4389 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-12-14 08:36:54,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2947 Valid, 4389 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 480 Invalid, 3 Unknown, 0 Unchecked, 9.4s Time] [2022-12-14 08:36:54,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17697 states. [2022-12-14 08:36:56,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17697 to 17668. [2022-12-14 08:36:56,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17668 states, 10259 states have (on average 1.264353250804172) internal successors, (12971), 10702 states have internal predecessors, (12971), 5959 states have call successors, (5959), 1430 states have call predecessors, (5959), 1437 states have return successors, (6335), 5820 states have call predecessors, (6335), 5953 states have call successors, (6335) [2022-12-14 08:36:56,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17668 states to 17668 states and 25265 transitions. [2022-12-14 08:36:56,760 INFO L78 Accepts]: Start accepts. Automaton has 17668 states and 25265 transitions. Word has length 166 [2022-12-14 08:36:56,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:36:56,761 INFO L495 AbstractCegarLoop]: Abstraction has 17668 states and 25265 transitions. [2022-12-14 08:36:56,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 2 states have call successors, (29), 1 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-12-14 08:36:56,761 INFO L276 IsEmpty]: Start isEmpty. Operand 17668 states and 25265 transitions. [2022-12-14 08:36:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-12-14 08:36:56,762 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:36:56,762 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:36:56,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-12-14 08:36:56,763 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:36:56,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:36:56,763 INFO L85 PathProgramCache]: Analyzing trace with hash 540397053, now seen corresponding path program 1 times [2022-12-14 08:36:56,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:36:56,763 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257404805] [2022-12-14 08:36:56,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:36:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:36:56,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:36:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-12-14 08:36:57,115 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:36:57,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257404805] [2022-12-14 08:36:57,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257404805] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 08:36:57,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810872655] [2022-12-14 08:36:57,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:36:57,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:36:57,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:36:57,116 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:36:57,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 08:36:58,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:36:58,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 3949 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-14 08:36:58,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:36:58,225 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-12-14 08:36:58,225 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:36:58,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810872655] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:36:58,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 08:36:58,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-12-14 08:36:58,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319989350] [2022-12-14 08:36:58,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:36:58,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:36:58,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:36:58,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:36:58,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:36:58,228 INFO L87 Difference]: Start difference. First operand 17668 states and 25265 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 08:37:00,610 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:02,364 WARN L539 Checker$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 08:37:06,632 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 08:37:08,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:37:08,395 INFO L93 Difference]: Finished difference Result 35308 states and 50531 transitions. [2022-12-14 08:37:08,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:37:08,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 171 [2022-12-14 08:37:08,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:37:08,455 INFO L225 Difference]: With dead ends: 35308 [2022-12-14 08:37:08,455 INFO L226 Difference]: Without dead ends: 17679 [2022-12-14 08:37:08,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2022-12-14 08:37:08,505 INFO L413 NwaCegarLoop]: 3288 mSDtfsCounter, 2955 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2964 SdHoareTripleChecker+Valid, 4286 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2022-12-14 08:37:08,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2964 Valid, 4286 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 466 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2022-12-14 08:37:08,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17679 states. [2022-12-14 08:37:10,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17679 to 17650. [2022-12-14 08:37:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17650 states, 10242 states have (on average 1.2632298379222808) internal successors, (12938), 10684 states have internal predecessors, (12938), 5959 states have call successors, (5959), 1430 states have call predecessors, (5959), 1437 states have return successors, (6335), 5820 states have call predecessors, (6335), 5953 states have call successors, (6335) [2022-12-14 08:37:10,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17650 states to 17650 states and 25232 transitions. [2022-12-14 08:37:10,214 INFO L78 Accepts]: Start accepts. Automaton has 17650 states and 25232 transitions. Word has length 171 [2022-12-14 08:37:10,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:37:10,214 INFO L495 AbstractCegarLoop]: Abstraction has 17650 states and 25232 transitions. [2022-12-14 08:37:10,214 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2022-12-14 08:37:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 17650 states and 25232 transitions. [2022-12-14 08:37:10,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2022-12-14 08:37:10,217 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:37:10,217 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 8, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:37:10,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 08:37:10,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:37:10,419 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:37:10,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:37:10,419 INFO L85 PathProgramCache]: Analyzing trace with hash 505034488, now seen corresponding path program 1 times [2022-12-14 08:37:10,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:37:10,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171983272] [2022-12-14 08:37:10,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:37:10,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:37:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:37:10,913 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2022-12-14 08:37:10,913 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:37:10,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171983272] [2022-12-14 08:37:10,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171983272] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:37:10,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:37:10,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 08:37:10,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708794452] [2022-12-14 08:37:10,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:37:10,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 08:37:10,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:37:10,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 08:37:10,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:37:10,915 INFO L87 Difference]: Start difference. First operand 17650 states and 25232 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-14 08:37:13,473 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 08:37:15,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:17,948 WARN L539 Checker$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 08:37:19,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:22,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:27,644 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 08:37:29,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:37:29,347 INFO L93 Difference]: Finished difference Result 17841 states and 25444 transitions. [2022-12-14 08:37:29,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 08:37:29,348 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 239 [2022-12-14 08:37:29,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:37:29,382 INFO L225 Difference]: With dead ends: 17841 [2022-12-14 08:37:29,382 INFO L226 Difference]: Without dead ends: 17839 [2022-12-14 08:37:29,386 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 08:37:29,386 INFO L413 NwaCegarLoop]: 3289 mSDtfsCounter, 2846 mSDsluCounter, 7658 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2858 SdHoareTripleChecker+Valid, 10947 SdHoareTripleChecker+Invalid, 1199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:37:29,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2858 Valid, 10947 Invalid, 1199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1192 Invalid, 4 Unknown, 0 Unchecked, 16.6s Time] [2022-12-14 08:37:29,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17839 states. [2022-12-14 08:37:31,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17839 to 17810. [2022-12-14 08:37:31,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17810 states, 10346 states have (on average 1.2621302919002513) internal successors, (13058), 10788 states have internal predecessors, (13058), 5959 states have call successors, (5959), 1486 states have call predecessors, (5959), 1493 states have return successors, (6335), 5820 states have call predecessors, (6335), 5953 states have call successors, (6335) [2022-12-14 08:37:31,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17810 states to 17810 states and 25352 transitions. [2022-12-14 08:37:31,173 INFO L78 Accepts]: Start accepts. Automaton has 17810 states and 25352 transitions. Word has length 239 [2022-12-14 08:37:31,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:37:31,173 INFO L495 AbstractCegarLoop]: Abstraction has 17810 states and 25352 transitions. [2022-12-14 08:37:31,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 2 states have call successors, (39), 3 states have call predecessors, (39), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-12-14 08:37:31,174 INFO L276 IsEmpty]: Start isEmpty. Operand 17810 states and 25352 transitions. [2022-12-14 08:37:31,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-12-14 08:37:31,175 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:37:31,176 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:37:31,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-12-14 08:37:31,176 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:37:31,176 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:37:31,176 INFO L85 PathProgramCache]: Analyzing trace with hash 1148377578, now seen corresponding path program 1 times [2022-12-14 08:37:31,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:37:31,176 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907323424] [2022-12-14 08:37:31,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:37:31,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:37:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:37:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2022-12-14 08:37:31,691 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:37:31,691 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907323424] [2022-12-14 08:37:31,692 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907323424] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:37:31,692 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:37:31,692 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 08:37:31,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055006420] [2022-12-14 08:37:31,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:37:31,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 08:37:31,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:37:31,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 08:37:31,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:37:31,693 INFO L87 Difference]: Start difference. First operand 17810 states and 25352 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 08:37:34,204 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 08:37:36,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:39,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:41,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:43,388 WARN L539 Checker$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 08:37:44,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:37:48,102 WARN L539 Checker$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 08:37:51,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:37:51,292 INFO L93 Difference]: Finished difference Result 25867 states and 36894 transitions. [2022-12-14 08:37:51,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 08:37:51,293 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 214 [2022-12-14 08:37:51,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:37:51,351 INFO L225 Difference]: With dead ends: 25867 [2022-12-14 08:37:51,351 INFO L226 Difference]: Without dead ends: 25865 [2022-12-14 08:37:51,359 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 08:37:51,359 INFO L413 NwaCegarLoop]: 3801 mSDtfsCounter, 2849 mSDsluCounter, 10502 mSDsCounter, 0 mSdLazyCounter, 1399 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2860 SdHoareTripleChecker+Valid, 14303 SdHoareTripleChecker+Invalid, 1406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1399 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2022-12-14 08:37:51,360 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2860 Valid, 14303 Invalid, 1406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 1399 Invalid, 4 Unknown, 0 Unchecked, 16.8s Time] [2022-12-14 08:37:51,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25865 states. [2022-12-14 08:37:54,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25865 to 25763. [2022-12-14 08:37:54,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25763 states, 14955 states have (on average 1.2616516215312605) internal successors, (18868), 15612 states have internal predecessors, (18868), 8623 states have call successors, (8623), 2172 states have call predecessors, (8623), 2173 states have return successors, (9286), 8381 states have call predecessors, (9286), 8617 states have call successors, (9286) [2022-12-14 08:37:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25763 states to 25763 states and 36777 transitions. [2022-12-14 08:37:54,695 INFO L78 Accepts]: Start accepts. Automaton has 25763 states and 36777 transitions. Word has length 214 [2022-12-14 08:37:54,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:37:54,696 INFO L495 AbstractCegarLoop]: Abstraction has 25763 states and 36777 transitions. [2022-12-14 08:37:54,696 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 4 states have internal predecessors, (90), 2 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2022-12-14 08:37:54,696 INFO L276 IsEmpty]: Start isEmpty. Operand 25763 states and 36777 transitions. [2022-12-14 08:37:54,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-12-14 08:37:54,700 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:37:54,700 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:37:54,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-12-14 08:37:54,700 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_linux_block_genhd_del_gendiskErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:37:54,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:37:54,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1489795805, now seen corresponding path program 1 times [2022-12-14 08:37:54,701 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:37:54,701 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608636838] [2022-12-14 08:37:54,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:37:54,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:37:56,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:37:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-12-14 08:37:57,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:37:57,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608636838] [2022-12-14 08:37:57,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608636838] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:37:57,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:37:57,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-12-14 08:37:57,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075664054] [2022-12-14 08:37:57,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:37:57,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-12-14 08:37:57,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:37:57,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-12-14 08:37:57,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-12-14 08:37:57,229 INFO L87 Difference]: Start difference. First operand 25763 states and 36777 transitions. Second operand has 11 states, 8 states have (on average 11.5) internal successors, (92), 10 states have internal predecessors, (92), 6 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (37), 6 states have call predecessors, (37), 6 states have call successors, (37) [2022-12-14 08:38:01,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:05,766 WARN L539 Checker$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 08:38:07,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:09,406 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:11,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:12,693 WARN L539 Checker$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 08:38:14,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:16,716 WARN L539 Checker$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 08:38:18,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:20,735 WARN L539 Checker$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 08:38:22,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:25,285 WARN L539 Checker$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 08:38:27,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:31,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:38,944 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 08:38:43,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:38:43,388 INFO L93 Difference]: Finished difference Result 56759 states and 82125 transitions. [2022-12-14 08:38:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 08:38:43,389 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 11.5) internal successors, (92), 10 states have internal predecessors, (92), 6 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (37), 6 states have call predecessors, (37), 6 states have call successors, (37) Word has length 213 [2022-12-14 08:38:43,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:38:43,471 INFO L225 Difference]: With dead ends: 56759 [2022-12-14 08:38:43,472 INFO L226 Difference]: Without dead ends: 31023 [2022-12-14 08:38:43,533 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=217, Unknown=0, NotChecked=0, Total=272 [2022-12-14 08:38:43,533 INFO L413 NwaCegarLoop]: 3627 mSDtfsCounter, 1020 mSDsluCounter, 31024 mSDsCounter, 0 mSdLazyCounter, 4399 mSolverCounterSat, 754 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1022 SdHoareTripleChecker+Valid, 34651 SdHoareTripleChecker+Invalid, 5162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 754 IncrementalHoareTripleChecker+Valid, 4399 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:38:43,534 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1022 Valid, 34651 Invalid, 5162 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [754 Valid, 4399 Invalid, 9 Unknown, 0 Unchecked, 42.1s Time] [2022-12-14 08:38:43,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31023 states. [2022-12-14 08:38:46,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31023 to 25907. [2022-12-14 08:38:46,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25907 states, 15051 states have (on average 1.2599827254003055) internal successors, (18964), 15708 states have internal predecessors, (18964), 8671 states have call successors, (8671), 2172 states have call predecessors, (8671), 2173 states have return successors, (9334), 8429 states have call predecessors, (9334), 8665 states have call successors, (9334) [2022-12-14 08:38:46,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25907 states to 25907 states and 36969 transitions. [2022-12-14 08:38:46,666 INFO L78 Accepts]: Start accepts. Automaton has 25907 states and 36969 transitions. Word has length 213 [2022-12-14 08:38:46,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:38:46,666 INFO L495 AbstractCegarLoop]: Abstraction has 25907 states and 36969 transitions. [2022-12-14 08:38:46,666 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 11.5) internal successors, (92), 10 states have internal predecessors, (92), 6 states have call successors, (39), 2 states have call predecessors, (39), 3 states have return successors, (37), 6 states have call predecessors, (37), 6 states have call successors, (37) [2022-12-14 08:38:46,666 INFO L276 IsEmpty]: Start isEmpty. Operand 25907 states and 36969 transitions. [2022-12-14 08:38:46,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-12-14 08:38:46,669 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:38:46,669 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:38:46,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-12-14 08:38:46,669 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_linux_lib_find_bit_find_next_bitErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:38:46,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:38:46,669 INFO L85 PathProgramCache]: Analyzing trace with hash -1657785128, now seen corresponding path program 1 times [2022-12-14 08:38:46,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:38:46,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633953684] [2022-12-14 08:38:46,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:38:46,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:38:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:38:47,836 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2022-12-14 08:38:47,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:38:47,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633953684] [2022-12-14 08:38:47,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633953684] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:38:47,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:38:47,837 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-12-14 08:38:47,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338717729] [2022-12-14 08:38:47,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:38:47,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-12-14 08:38:47,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:38:47,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-12-14 08:38:47,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2022-12-14 08:38:47,838 INFO L87 Difference]: Start difference. First operand 25907 states and 36969 transitions. Second operand has 9 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 3 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-14 08:38:53,206 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 08:38:55,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:38:57,721 WARN L539 Checker$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 08:38:59,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:01,001 WARN L539 Checker$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 08:39:03,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:07,438 WARN L539 Checker$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 08:39:12,445 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 08:39:16,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:39:16,230 INFO L93 Difference]: Finished difference Result 55163 states and 79371 transitions. [2022-12-14 08:39:16,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 08:39:16,231 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 3 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) Word has length 218 [2022-12-14 08:39:16,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:39:16,343 INFO L225 Difference]: With dead ends: 55163 [2022-12-14 08:39:16,343 INFO L226 Difference]: Without dead ends: 29295 [2022-12-14 08:39:16,407 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-12-14 08:39:16,408 INFO L413 NwaCegarLoop]: 3445 mSDtfsCounter, 188 mSDsluCounter, 23754 mSDsCounter, 0 mSdLazyCounter, 3115 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 332 SdHoareTripleChecker+Valid, 27199 SdHoareTripleChecker+Invalid, 3121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3115 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:39:16,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [332 Valid, 27199 Invalid, 3121 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3115 Invalid, 5 Unknown, 0 Unchecked, 24.3s Time] [2022-12-14 08:39:16,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29295 states. [2022-12-14 08:39:19,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29295 to 26003. [2022-12-14 08:39:19,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26003 states, 15111 states have (on average 1.2589504334590695) internal successors, (19024), 15768 states have internal predecessors, (19024), 8683 states have call successors, (8683), 2172 states have call predecessors, (8683), 2197 states have return successors, (9394), 8465 states have call predecessors, (9394), 8677 states have call successors, (9394) [2022-12-14 08:39:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26003 states to 26003 states and 37101 transitions. [2022-12-14 08:39:19,765 INFO L78 Accepts]: Start accepts. Automaton has 26003 states and 37101 transitions. Word has length 218 [2022-12-14 08:39:19,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:39:19,765 INFO L495 AbstractCegarLoop]: Abstraction has 26003 states and 37101 transitions. [2022-12-14 08:39:19,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 7 states have (on average 12.857142857142858) internal successors, (90), 7 states have internal predecessors, (90), 3 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (38), 5 states have call predecessors, (38), 3 states have call successors, (38) [2022-12-14 08:39:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 26003 states and 37101 transitions. [2022-12-14 08:39:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 08:39:19,767 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:39:19,768 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:39:19,768 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-12-14 08:39:19,768 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:39:19,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:39:19,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1987510643, now seen corresponding path program 1 times [2022-12-14 08:39:19,768 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:39:19,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796901077] [2022-12-14 08:39:19,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:39:19,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:39:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:39:20,100 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 546 trivial. 0 not checked. [2022-12-14 08:39:20,101 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:39:20,101 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796901077] [2022-12-14 08:39:20,101 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796901077] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:39:20,101 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:39:20,101 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 08:39:20,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117611014] [2022-12-14 08:39:20,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:39:20,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 08:39:20,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:39:20,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 08:39:20,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:39:20,102 INFO L87 Difference]: Start difference. First operand 26003 states and 37101 transitions. Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-12-14 08:39:23,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:25,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:28,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:29,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:31,417 WARN L539 Checker$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 08:39:35,356 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 08:39:37,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:39:37,934 INFO L93 Difference]: Finished difference Result 26005 states and 37102 transitions. [2022-12-14 08:39:37,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:39:37,935 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 244 [2022-12-14 08:39:37,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:39:37,994 INFO L225 Difference]: With dead ends: 26005 [2022-12-14 08:39:37,994 INFO L226 Difference]: Without dead ends: 26003 [2022-12-14 08:39:38,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 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 08:39:38,003 INFO L413 NwaCegarLoop]: 3050 mSDtfsCounter, 107 mSDsluCounter, 9045 mSDsCounter, 0 mSdLazyCounter, 1384 mSolverCounterSat, 1 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 12095 SdHoareTripleChecker+Invalid, 1389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1384 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.6s IncrementalHoareTripleChecker+Time [2022-12-14 08:39:38,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 12095 Invalid, 1389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1384 Invalid, 4 Unknown, 0 Unchecked, 14.6s Time] [2022-12-14 08:39:38,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26003 states. [2022-12-14 08:39:40,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26003 to 26003. [2022-12-14 08:39:40,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26003 states, 15111 states have (on average 1.2581563099728674) internal successors, (19012), 15768 states have internal predecessors, (19012), 8683 states have call successors, (8683), 2172 states have call predecessors, (8683), 2197 states have return successors, (9394), 8465 states have call predecessors, (9394), 8677 states have call successors, (9394) [2022-12-14 08:39:41,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26003 states to 26003 states and 37089 transitions. [2022-12-14 08:39:41,083 INFO L78 Accepts]: Start accepts. Automaton has 26003 states and 37089 transitions. Word has length 244 [2022-12-14 08:39:41,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:39:41,083 INFO L495 AbstractCegarLoop]: Abstraction has 26003 states and 37089 transitions. [2022-12-14 08:39:41,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 4 states have internal predecessors, (79), 2 states have call successors, (43), 3 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2022-12-14 08:39:41,084 INFO L276 IsEmpty]: Start isEmpty. Operand 26003 states and 37089 transitions. [2022-12-14 08:39:41,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-12-14 08:39:41,086 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:39:41,086 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:39:41,087 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-12-14 08:39:41,087 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ldv_linux_lib_find_bit_find_next_bitErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:39:41,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:39:41,087 INFO L85 PathProgramCache]: Analyzing trace with hash -620379446, now seen corresponding path program 1 times [2022-12-14 08:39:41,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:39:41,087 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95512717] [2022-12-14 08:39:41,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:39:41,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:39:41,194 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 08:39:41,194 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1084852944] [2022-12-14 08:39:41,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:39:41,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:39:41,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:39:41,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:39:41,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 08:39:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:39:42,315 INFO L263 TraceCheckSpWp]: Trace formula consists of 4428 conjuncts, 44 conjunts are in the unsatisfiable core [2022-12-14 08:39:42,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:39:42,641 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2022-12-14 08:39:42,641 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 08:39:43,061 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-12-14 08:39:43,061 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:39:43,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95512717] [2022-12-14 08:39:43,061 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 08:39:43,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1084852944] [2022-12-14 08:39:43,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1084852944] provided 1 perfect and 1 imperfect interpolant sequences [2022-12-14 08:39:43,061 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 08:39:43,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [13] total 18 [2022-12-14 08:39:43,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492984637] [2022-12-14 08:39:43,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:39:43,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 08:39:43,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:39:43,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 08:39:43,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2022-12-14 08:39:43,063 INFO L87 Difference]: Start difference. First operand 26003 states and 37089 transitions. Second operand has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-12-14 08:39:46,235 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 08:39:49,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:52,354 WARN L539 Checker$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 08:39:54,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:39:55,928 WARN L539 Checker$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 08:39:57,210 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:01,639 WARN L539 Checker$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 08:40:04,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:40:04,407 INFO L93 Difference]: Finished difference Result 26161 states and 37318 transitions. [2022-12-14 08:40:04,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 08:40:04,408 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 235 [2022-12-14 08:40:04,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:40:04,466 INFO L225 Difference]: With dead ends: 26161 [2022-12-14 08:40:04,466 INFO L226 Difference]: Without dead ends: 26159 [2022-12-14 08:40:04,474 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 471 GetRequests, 452 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-12-14 08:40:04,474 INFO L413 NwaCegarLoop]: 3046 mSDtfsCounter, 17 mSDsluCounter, 15212 mSDsCounter, 0 mSdLazyCounter, 2090 mSolverCounterSat, 10 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 18258 SdHoareTripleChecker+Invalid, 2103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 2090 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-12-14 08:40:04,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 18258 Invalid, 2103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 2090 Invalid, 3 Unknown, 0 Unchecked, 18.1s Time] [2022-12-14 08:40:04,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26159 states. [2022-12-14 08:40:07,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26159 to 26135. [2022-12-14 08:40:07,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26135 states, 15183 states have (on average 1.256932095106369) internal successors, (19084), 15852 states have internal predecessors, (19084), 8731 states have call successors, (8731), 2184 states have call predecessors, (8731), 2209 states have return successors, (9442), 8501 states have call predecessors, (9442), 8725 states have call successors, (9442) [2022-12-14 08:40:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26135 states to 26135 states and 37257 transitions. [2022-12-14 08:40:07,637 INFO L78 Accepts]: Start accepts. Automaton has 26135 states and 37257 transitions. Word has length 235 [2022-12-14 08:40:07,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:40:07,637 INFO L495 AbstractCegarLoop]: Abstraction has 26135 states and 37257 transitions. [2022-12-14 08:40:07,637 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 3 states have call successors, (44), 2 states have call predecessors, (44), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2022-12-14 08:40:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 26135 states and 37257 transitions. [2022-12-14 08:40:07,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 08:40:07,640 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:40:07,640 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 08:40:07,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 08:40:07,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2022-12-14 08:40:07,842 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ldv_linux_lib_find_bit_find_next_bitErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:40:07,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:40:07,843 INFO L85 PathProgramCache]: Analyzing trace with hash 228570340, now seen corresponding path program 1 times [2022-12-14 08:40:07,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:40:07,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388896112] [2022-12-14 08:40:07,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:40:07,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:40:07,960 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 08:40:07,960 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1908335440] [2022-12-14 08:40:07,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:40:07,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:40:07,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:40:07,961 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:40:07,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 08:40:08,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:40:08,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 4471 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 08:40:08,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:40:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 213 trivial. 0 not checked. [2022-12-14 08:40:09,003 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:40:09,004 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:40:09,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388896112] [2022-12-14 08:40:09,004 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 08:40:09,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1908335440] [2022-12-14 08:40:09,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1908335440] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:40:09,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:40:09,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-14 08:40:09,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34650730] [2022-12-14 08:40:09,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:40:09,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 08:40:09,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:40:09,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 08:40:09,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-14 08:40:09,005 INFO L87 Difference]: Start difference. First operand 26135 states and 37257 transitions. Second operand has 5 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-14 08:40:11,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:13,126 WARN L539 Checker$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 08:40:15,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:17,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:20,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:22,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:23,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:28,351 WARN L539 Checker$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 08:40:31,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:40:31,251 INFO L93 Difference]: Finished difference Result 52375 states and 74685 transitions. [2022-12-14 08:40:31,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-14 08:40:31,252 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 244 [2022-12-14 08:40:31,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:40:31,325 INFO L225 Difference]: With dead ends: 52375 [2022-12-14 08:40:31,325 INFO L226 Difference]: Without dead ends: 26279 [2022-12-14 08:40:31,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-12-14 08:40:31,393 INFO L413 NwaCegarLoop]: 3046 mSDtfsCounter, 9 mSDsluCounter, 9119 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 12165 SdHoareTripleChecker+Invalid, 1414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.0s IncrementalHoareTripleChecker+Time [2022-12-14 08:40:31,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 12165 Invalid, 1414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1404 Invalid, 5 Unknown, 0 Unchecked, 19.0s Time] [2022-12-14 08:40:31,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26279 states. [2022-12-14 08:40:34,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26279 to 26231. [2022-12-14 08:40:34,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26231 states, 15231 states have (on average 1.2561223819841114) internal successors, (19132), 15924 states have internal predecessors, (19132), 8767 states have call successors, (8767), 2196 states have call predecessors, (8767), 2221 states have return successors, (9478), 8513 states have call predecessors, (9478), 8761 states have call successors, (9478) [2022-12-14 08:40:34,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26231 states to 26231 states and 37377 transitions. [2022-12-14 08:40:34,658 INFO L78 Accepts]: Start accepts. Automaton has 26231 states and 37377 transitions. Word has length 244 [2022-12-14 08:40:34,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:40:34,659 INFO L495 AbstractCegarLoop]: Abstraction has 26231 states and 37377 transitions. [2022-12-14 08:40:34,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 3 states have call successors, (46), 3 states have call predecessors, (46), 2 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2022-12-14 08:40:34,659 INFO L276 IsEmpty]: Start isEmpty. Operand 26231 states and 37377 transitions. [2022-12-14 08:40:34,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2022-12-14 08:40:34,662 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:40:34,662 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:40:34,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 08:40:34,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2022-12-14 08:40:34,864 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ldv_linux_block_genhd_del_gendiskErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:40:34,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:40:34,865 INFO L85 PathProgramCache]: Analyzing trace with hash 1316950506, now seen corresponding path program 1 times [2022-12-14 08:40:34,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:40:34,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346250857] [2022-12-14 08:40:34,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:40:34,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:40:34,976 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 08:40:34,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [155007958] [2022-12-14 08:40:34,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:40:34,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:40:34,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 08:40:34,977 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 08:40:34,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 08:40:35,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:40:35,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 4398 conjuncts, 23 conjunts are in the unsatisfiable core [2022-12-14 08:40:35,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 08:40:36,114 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2022-12-14 08:40:36,114 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 08:40:36,114 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:40:36,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346250857] [2022-12-14 08:40:36,115 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 08:40:36,115 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [155007958] [2022-12-14 08:40:36,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [155007958] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:40:36,115 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:40:36,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-12-14 08:40:36,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997402248] [2022-12-14 08:40:36,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:40:36,115 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-12-14 08:40:36,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:40:36,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-12-14 08:40:36,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-12-14 08:40:36,116 INFO L87 Difference]: Start difference. First operand 26231 states and 37377 transitions. Second operand has 12 states, 9 states have (on average 11.444444444444445) internal successors, (103), 11 states have internal predecessors, (103), 7 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (45), 7 states have call predecessors, (45), 7 states have call successors, (45) [2022-12-14 08:40:43,404 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:45,420 WARN L539 Checker$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 08:40:46,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:48,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:50,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:51,681 WARN L539 Checker$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 08:40:53,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:55,448 WARN L539 Checker$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 08:40:57,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:40:59,461 WARN L539 Checker$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 08:41:00,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:02,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:06,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:08,889 WARN L539 Checker$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 08:41:11,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:12,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:15,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:41:22,902 WARN L539 Checker$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 08:41:30,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:41:30,228 INFO L93 Difference]: Finished difference Result 61359 states and 89271 transitions. [2022-12-14 08:41:30,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-12-14 08:41:30,229 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 11.444444444444445) internal successors, (103), 11 states have internal predecessors, (103), 7 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (45), 7 states have call predecessors, (45), 7 states have call successors, (45) Word has length 245 [2022-12-14 08:41:30,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:41:30,332 INFO L225 Difference]: With dead ends: 61359 [2022-12-14 08:41:30,332 INFO L226 Difference]: Without dead ends: 35155 [2022-12-14 08:41:30,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 258 GetRequests, 237 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=105, Invalid=401, Unknown=0, NotChecked=0, Total=506 [2022-12-14 08:41:30,401 INFO L413 NwaCegarLoop]: 4044 mSDtfsCounter, 1232 mSDsluCounter, 37406 mSDsCounter, 0 mSdLazyCounter, 5308 mSolverCounterSat, 1477 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 46.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 41450 SdHoareTripleChecker+Invalid, 6793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1477 IncrementalHoareTripleChecker+Valid, 5308 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.3s IncrementalHoareTripleChecker+Time [2022-12-14 08:41:30,401 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1241 Valid, 41450 Invalid, 6793 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1477 Valid, 5308 Invalid, 8 Unknown, 0 Unchecked, 47.3s Time] [2022-12-14 08:41:30,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35155 states. [2022-12-14 08:41:33,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35155 to 26423. [2022-12-14 08:41:33,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26423 states, 15327 states have (on average 1.2553011026293468) internal successors, (19240), 16008 states have internal predecessors, (19240), 8863 states have call successors, (8863), 2196 states have call predecessors, (8863), 2221 states have return successors, (9574), 8609 states have call predecessors, (9574), 8857 states have call successors, (9574) [2022-12-14 08:41:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26423 states to 26423 states and 37677 transitions. [2022-12-14 08:41:34,067 INFO L78 Accepts]: Start accepts. Automaton has 26423 states and 37677 transitions. Word has length 245 [2022-12-14 08:41:34,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 08:41:34,067 INFO L495 AbstractCegarLoop]: Abstraction has 26423 states and 37677 transitions. [2022-12-14 08:41:34,067 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 11.444444444444445) internal successors, (103), 11 states have internal predecessors, (103), 7 states have call successors, (47), 2 states have call predecessors, (47), 4 states have return successors, (45), 7 states have call predecessors, (45), 7 states have call successors, (45) [2022-12-14 08:41:34,067 INFO L276 IsEmpty]: Start isEmpty. Operand 26423 states and 37677 transitions. [2022-12-14 08:41:34,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-12-14 08:41:34,071 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 08:41:34,071 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 08:41:34,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 08:41:34,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2bffb7d4-16e8-4180-a413-ced1d2c62a3e/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 08:41:34,274 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting mtip_exec_internal_commandErr0ASSERT_VIOLATIONERROR_FUNCTION === [mtip_put_int_commandErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 32 more)] === [2022-12-14 08:41:34,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 08:41:34,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1156516294, now seen corresponding path program 1 times [2022-12-14 08:41:34,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 08:41:34,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333439746] [2022-12-14 08:41:34,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 08:41:34,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 08:42:08,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 08:43:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2022-12-14 08:43:22,853 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 08:43:22,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333439746] [2022-12-14 08:43:22,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333439746] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 08:43:22,853 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 08:43:22,853 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 08:43:22,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721801589] [2022-12-14 08:43:22,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 08:43:22,854 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 08:43:22,854 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 08:43:22,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 08:43:22,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:43:22,855 INFO L87 Difference]: Start difference. First operand 26423 states and 37677 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) [2022-12-14 08:43:24,783 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:43:26,796 WARN L539 Checker$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 08:43:29,639 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:43:31,133 WARN L539 Checker$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 08:43:35,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 08:43:38,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 08:43:38,696 INFO L93 Difference]: Finished difference Result 52848 states and 75920 transitions. [2022-12-14 08:43:38,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 08:43:38,697 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (50), 1 states have call predecessors, (50), 1 states have return successors, (46), 3 states have call predecessors, (46), 3 states have call successors, (46) Word has length 283 [2022-12-14 08:43:38,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 08:43:38,775 INFO L225 Difference]: With dead ends: 52848 [2022-12-14 08:43:38,775 INFO L226 Difference]: Without dead ends: 26464 [2022-12-14 08:43:38,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 08:43:38,856 INFO L413 NwaCegarLoop]: 3068 mSDtfsCounter, 57 mSDsluCounter, 3017 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 6085 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2022-12-14 08:43:38,856 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 6085 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 689 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2022-12-14 08:43:38,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26464 states.