./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/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_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/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_b594150d-3c96-4f91-877f-ffd9eb6d5714/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 4eed06716ab5754b092ec3ab52ee7d6cead214d97bc501be224c9b9ef8505a3e --- 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 05:22:44,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 05:22:44,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 05:22:44,231 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 05:22:44,232 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 05:22:44,233 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 05:22:44,233 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 05:22:44,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 05:22:44,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 05:22:44,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 05:22:44,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 05:22:44,237 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 05:22:44,237 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 05:22:44,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 05:22:44,239 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 05:22:44,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 05:22:44,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 05:22:44,241 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 05:22:44,242 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 05:22:44,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 05:22:44,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 05:22:44,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 05:22:44,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 05:22:44,246 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 05:22:44,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 05:22:44,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 05:22:44,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 05:22:44,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 05:22:44,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 05:22:44,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 05:22:44,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 05:22:44,251 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 05:22:44,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 05:22:44,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 05:22:44,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 05:22:44,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 05:22:44,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 05:22:44,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 05:22:44,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 05:22:44,254 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 05:22:44,255 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 05:22:44,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 05:22:44,271 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 05:22:44,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 05:22:44,271 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 05:22:44,271 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 05:22:44,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 05:22:44,272 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 05:22:44,272 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 05:22:44,272 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 05:22:44,272 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 05:22:44,272 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 05:22:44,273 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 05:22:44,273 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 05:22:44,273 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 05:22:44,273 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 05:22:44,273 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 05:22:44,273 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 05:22:44,274 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 05:22:44,274 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 05:22:44,274 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 05:22:44,275 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 05:22:44,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 05:22:44,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 05:22:44,276 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 05:22:44,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:22:44,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 05:22:44,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 05:22:44,278 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_b594150d-3c96-4f91-877f-ffd9eb6d5714/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4eed06716ab5754b092ec3ab52ee7d6cead214d97bc501be224c9b9ef8505a3e [2022-12-14 05:22:44,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 05:22:44,477 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 05:22:44,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 05:22:44,480 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 05:22:44,480 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 05:22:44,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-12-14 05:22:47,079 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 05:22:47,485 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 05:22:47,485 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-12-14 05:22:47,512 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/data/ca983f250/766109cada394efabfa7cfcf58620e96/FLAGe3889a342 [2022-12-14 05:22:47,524 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/data/ca983f250/766109cada394efabfa7cfcf58620e96 [2022-12-14 05:22:47,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 05:22:47,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 05:22:47,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 05:22:47,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 05:22:47,530 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 05:22:47,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:22:47" (1/1) ... [2022-12-14 05:22:47,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60240fa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:47, skipping insertion in model container [2022-12-14 05:22:47,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:22:47" (1/1) ... [2022-12-14 05:22:47,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 05:22:47,638 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 05:22:48,048 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-14 05:22:48,086 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 05:22:48,258 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:48,309 WARN L611 FunctionHandler]: implicit declaration of function ldv_assume [2022-12-14 05:22:48,434 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-14 05:22:48,446 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-14 05:22:48,495 WARN L623 FunctionHandler]: Unknown extern function proc_create_data [2022-12-14 05:22:48,598 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,599 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 05:22:48,600 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 05:22:48,604 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,605 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 05:22:48,605 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 05:22:48,666 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:48,755 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:48,756 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:48,765 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:48,766 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:48,848 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:48,850 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:48,850 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:48,850 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:48,860 WARN L623 FunctionHandler]: Unknown extern function fb_find_logo [2022-12-14 05:22:48,868 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:48,877 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:48,881 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 05:22:48,900 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:48,908 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:48,917 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,919 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,920 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 05:22:48,929 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:48,931 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,940 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,941 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,942 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,949 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:48,949 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,950 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,953 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:48,954 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,954 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,955 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,956 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 05:22:48,957 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:48,958 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,958 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:48,958 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,958 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:48,959 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,959 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:48,969 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-12-14 05:22:48,970 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-12-14 05:22:48,971 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,971 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,972 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,972 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,973 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,973 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,974 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,975 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,976 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-12-14 05:22:48,981 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,982 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,983 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,984 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,984 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,985 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,986 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,986 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,987 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,988 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,988 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:48,989 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:49,006 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,007 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,008 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,008 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,008 WARN L623 FunctionHandler]: Unknown extern function vm_get_page_prot [2022-12-14 05:22:49,009 WARN L623 FunctionHandler]: Unknown extern function vm_iomap_memory [2022-12-14 05:22:49,014 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 05:22:49,015 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,016 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,021 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,022 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,028 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,028 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,038 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,054 WARN L623 FunctionHandler]: Unknown extern function fb_is_primary_device [2022-12-14 05:22:49,055 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:49,055 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:49,055 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-14 05:22:49,056 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,058 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-12-14 05:22:49,058 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-12-14 05:22:49,059 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,059 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,059 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:49,059 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,060 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,060 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,061 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:49,061 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,061 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_unregister [2022-12-14 05:22:49,062 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,062 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,062 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:49,062 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,063 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 05:22:49,064 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,064 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,065 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,066 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,066 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,067 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,067 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:49,068 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:49,075 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,075 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-14 05:22:49,076 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,080 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-12-14 05:22:49,081 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-14 05:22:49,083 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:49,083 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,084 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:49,084 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,085 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:49,106 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 05:22:49,111 WARN L623 FunctionHandler]: Unknown extern function default_llseek [2022-12-14 05:22:49,113 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 05:22:49,113 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 05:22:49,115 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,116 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,116 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,116 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:49,117 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,117 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-14 05:22:49,118 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-14 05:22:49,260 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 05:22:49,263 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,269 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,270 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,270 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,315 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,358 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,359 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,359 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,362 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,362 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,363 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,387 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:49,388 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:49,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:49,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,394 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:49,395 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,408 WARN L623 FunctionHandler]: Unknown extern function int_sqrt [2022-12-14 05:22:49,430 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:49,438 WARN L623 FunctionHandler]: Unknown extern function of_get_videomode [2022-12-14 05:22:49,439 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:49,444 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,445 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,445 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,445 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:49,446 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,494 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,495 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,495 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,495 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,505 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,505 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,506 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,506 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:49,506 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,586 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:49,586 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,591 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,591 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,602 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 05:22:49,612 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,612 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,613 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,622 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,632 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,642 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,642 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,656 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,656 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,657 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,683 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,683 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,684 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,684 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,698 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:49,698 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:49,699 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,699 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:49,709 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,710 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,715 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,715 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,720 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-12-14 05:22:49,720 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-12-14 05:22:49,721 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-12-14 05:22:49,722 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:49,722 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:49,723 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,723 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,724 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,724 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:49,724 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,736 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 05:22:49,795 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:49,796 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:49,796 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:49,797 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:49,798 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 05:22:49,807 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:49,807 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,808 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:49,808 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,812 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,812 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,813 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,813 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:49,813 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,875 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,875 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:49,881 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:49,885 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,885 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,885 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:49,886 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:49,886 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:49,911 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 05:22:50,005 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-14 05:22:50,006 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-12-14 05:22:50,041 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 05:22:50,041 WARN L623 FunctionHandler]: Unknown extern function __lock_page [2022-12-14 05:22:50,045 WARN L623 FunctionHandler]: Unknown extern function vmalloc_to_page [2022-12-14 05:22:50,050 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,051 WARN L623 FunctionHandler]: Unknown extern function filemap_write_and_wait_range [2022-12-14 05:22:50,052 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,052 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,056 WARN L623 FunctionHandler]: Unknown extern function file_update_time [2022-12-14 05:22:50,056 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,058 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,071 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,071 WARN L623 FunctionHandler]: Unknown extern function page_mkclean [2022-12-14 05:22:50,071 WARN L623 FunctionHandler]: Unknown extern function unlock_page [2022-12-14 05:22:50,072 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:50,072 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,073 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:50,073 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 05:22:50,073 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 05:22:50,074 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 05:22:50,075 WARN L623 FunctionHandler]: Unknown extern function mutex_destroy [2022-12-14 05:22:50,086 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-12-14 05:22:50,086 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-14 05:22:50,087 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,087 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,087 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,088 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,088 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,088 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 05:22:50,089 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 05:22:50,093 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416428,416441] [2022-12-14 05:22:50,114 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,119 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,124 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,124 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,125 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,127 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:22:50,199 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 05:22:50,259 WARN L623 FunctionHandler]: Unknown extern function __bitmap_weight [2022-12-14 05:22:50,260 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-14 05:22:50,261 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,262 WARN L611 FunctionHandler]: implicit declaration of function ldv_assume [2022-12-14 05:22:50,264 WARN L623 FunctionHandler]: Unknown extern function __register_chrdev [2022-12-14 05:22:50,265 WARN L623 FunctionHandler]: Unknown extern function __unregister_chrdev [2022-12-14 05:22:50,265 WARN L623 FunctionHandler]: Unknown extern function proc_create_data [2022-12-14 05:22:50,266 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,266 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-14 05:22:50,266 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-14 05:22:50,267 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,267 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-14 05:22:50,267 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-14 05:22:50,268 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,270 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,271 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,273 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,273 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,318 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,319 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,319 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,320 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,321 WARN L623 FunctionHandler]: Unknown extern function fb_find_logo [2022-12-14 05:22:50,323 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,324 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,324 WARN L623 FunctionHandler]: Unknown extern function seq_printf [2022-12-14 05:22:50,332 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,342 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,352 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,360 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,361 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-12-14 05:22:50,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,379 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,385 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,387 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,388 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,391 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,391 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,392 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,394 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,395 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,395 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,398 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,399 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 05:22:50,400 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,400 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,402 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,402 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,403 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,403 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,403 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,407 WARN L623 FunctionHandler]: Unknown extern function compat_alloc_user_space [2022-12-14 05:22:50,408 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-12-14 05:22:50,408 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,409 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,409 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,410 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,410 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,411 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,412 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,412 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,413 WARN L623 FunctionHandler]: Unknown extern function copy_in_user [2022-12-14 05:22:50,414 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,414 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,415 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,415 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,416 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,416 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,417 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,417 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,417 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,418 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,419 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,419 WARN L623 FunctionHandler]: Unknown extern function __might_fault [2022-12-14 05:22:50,423 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,425 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,425 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,426 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,426 WARN L623 FunctionHandler]: Unknown extern function vm_get_page_prot [2022-12-14 05:22:50,426 WARN L623 FunctionHandler]: Unknown extern function vm_iomap_memory [2022-12-14 05:22:50,427 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 05:22:50,427 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,429 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,430 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,431 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,432 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,434 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,436 WARN L623 FunctionHandler]: Unknown extern function fb_is_primary_device [2022-12-14 05:22:50,437 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:50,437 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:50,437 WARN L623 FunctionHandler]: Unknown extern function device_create [2022-12-14 05:22:50,438 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,439 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-12-14 05:22:50,439 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_required [2022-12-14 05:22:50,440 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,441 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,441 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,441 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,442 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,442 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,443 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,444 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,444 WARN L623 FunctionHandler]: Unknown extern function pm_vt_switch_unregister [2022-12-14 05:22:50,444 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,446 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,446 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,446 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,447 WARN L623 FunctionHandler]: Unknown extern function device_destroy [2022-12-14 05:22:50,447 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,447 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,448 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,448 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,448 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,449 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,450 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,450 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,451 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,452 WARN L623 FunctionHandler]: Unknown extern function __class_create [2022-12-14 05:22:50,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,452 WARN L623 FunctionHandler]: Unknown extern function remove_proc_entry [2022-12-14 05:22:50,453 WARN L623 FunctionHandler]: Unknown extern function class_destroy [2022-12-14 05:22:50,454 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:50,454 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,455 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:50,455 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,456 WARN L623 FunctionHandler]: Unknown extern function fb_notifier_call_chain [2022-12-14 05:22:50,458 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 05:22:50,461 WARN L623 FunctionHandler]: Unknown extern function default_llseek [2022-12-14 05:22:50,462 WARN L623 FunctionHandler]: Unknown extern function seq_read [2022-12-14 05:22:50,462 WARN L623 FunctionHandler]: Unknown extern function seq_lseek [2022-12-14 05:22:50,464 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,464 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,464 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,465 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,465 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,465 WARN L623 FunctionHandler]: Unknown extern function seq_open [2022-12-14 05:22:50,477 WARN L623 FunctionHandler]: Unknown extern function seq_release [2022-12-14 05:22:50,483 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 05:22:50,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,486 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,486 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,496 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,515 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,516 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,516 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,518 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,519 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,519 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,536 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:50,537 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:50,541 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:50,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,542 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,543 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:50,544 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,545 WARN L623 FunctionHandler]: Unknown extern function int_sqrt [2022-12-14 05:22:50,551 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:50,555 WARN L623 FunctionHandler]: Unknown extern function of_get_videomode [2022-12-14 05:22:50,556 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-14 05:22:50,561 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,561 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,562 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,562 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,562 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,564 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,565 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,579 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,580 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,580 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,581 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,581 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,583 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:50,584 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,584 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,584 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,585 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,587 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 05:22:50,590 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,590 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,591 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,593 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,595 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,598 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,598 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,600 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,600 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,601 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,603 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,603 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,604 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,604 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,605 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 05:22:50,606 WARN L623 FunctionHandler]: Unknown extern function console_lock [2022-12-14 05:22:50,606 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,606 WARN L623 FunctionHandler]: Unknown extern function console_unlock [2022-12-14 05:22:50,608 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,609 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,610 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,610 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,615 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-12-14 05:22:50,615 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-12-14 05:22:50,616 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-12-14 05:22:50,617 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,618 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,618 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,619 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,619 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,619 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,620 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,620 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 05:22:50,635 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:50,635 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:50,636 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:50,637 WARN L623 FunctionHandler]: Unknown extern function simple_strtol [2022-12-14 05:22:50,638 WARN L623 FunctionHandler]: Unknown extern function strncmp [2022-12-14 05:22:50,651 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:50,673 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,674 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:50,674 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,677 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,677 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,678 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,678 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,678 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,681 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,683 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 05:22:50,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,687 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,688 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,688 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,688 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,688 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,689 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 05:22:50,690 WARN L623 FunctionHandler]: Unknown extern function __get_page_tail [2022-12-14 05:22:50,691 WARN L623 FunctionHandler]: Unknown extern function dump_page [2022-12-14 05:22:50,692 WARN L623 FunctionHandler]: Unknown extern function __might_sleep [2022-12-14 05:22:50,692 WARN L623 FunctionHandler]: Unknown extern function __lock_page [2022-12-14 05:22:50,692 WARN L623 FunctionHandler]: Unknown extern function vmalloc_to_page [2022-12-14 05:22:50,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 05:22:50,694 WARN L623 FunctionHandler]: Unknown extern function filemap_write_and_wait_range [2022-12-14 05:22:50,694 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,694 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,695 WARN L623 FunctionHandler]: Unknown extern function file_update_time [2022-12-14 05:22:50,696 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,698 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,699 WARN L623 FunctionHandler]: Unknown extern function mutex_lock_nested [2022-12-14 05:22:50,699 WARN L623 FunctionHandler]: Unknown extern function page_mkclean [2022-12-14 05:22:50,699 WARN L623 FunctionHandler]: Unknown extern function unlock_page [2022-12-14 05:22:50,701 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 05:22:50,701 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 05:22:50,702 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 05:22:50,703 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-14 05:22:50,703 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-14 05:22:50,703 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-14 05:22:50,705 WARN L623 FunctionHandler]: Unknown extern function mutex_destroy [2022-12-14 05:22:50,708 WARN L623 FunctionHandler]: Unknown extern function ldv_release_3 [2022-12-14 05:22:50,708 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_3 [2022-12-14 05:22:50,709 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,709 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,709 WARN L623 FunctionHandler]: Unknown extern function queue_work_on [2022-12-14 05:22:50,709 WARN L623 FunctionHandler]: Unknown extern function flush_workqueue [2022-12-14 05:22:50,710 WARN L623 FunctionHandler]: Unknown extern function queue_delayed_work_on [2022-12-14 05:22:50,710 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 05:22:50,710 WARN L623 FunctionHandler]: Unknown extern function cancel_delayed_work_sync [2022-12-14 05:22:50,710 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i[416428,416441] [2022-12-14 05:22:50,712 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,713 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,713 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,713 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,714 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,715 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 05:22:50,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 05:22:50,910 INFO L208 MainTranslator]: Completed translation [2022-12-14 05:22:50,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50 WrapperNode [2022-12-14 05:22:50,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 05:22:50,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 05:22:50,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 05:22:50,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 05:22:50,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,026 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,333 INFO L138 Inliner]: procedures = 417, calls = 9003, calls flagged for inlining = 162, calls inlined = 153, statements flattened = 14488 [2022-12-14 05:22:51,334 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 05:22:51,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 05:22:51,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 05:22:51,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 05:22:51,343 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,723 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,816 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 05:22:51,949 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 05:22:51,949 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 05:22:51,949 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 05:22:51,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (1/1) ... [2022-12-14 05:22:51,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 05:22:51,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:22:51,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 05:22:51,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 05:22:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_vfreq [2022-12-14 05:22:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_vfreq [2022-12-14 05:22:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-12-14 05:22:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure fb_create_modedb [2022-12-14 05:22:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_create_modedb [2022-12-14 05:22:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 05:22:52,015 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 05:22:52,015 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_mkwrite [2022-12-14 05:22:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_mkwrite [2022-12-14 05:22:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 05:22:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 05:22:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-12-14 05:22:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-12-14 05:22:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_dclk [2022-12-14 05:22:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_dclk [2022-12-14 05:22:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_limits_block [2022-12-14 05:22:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_limits_block [2022-12-14 05:22:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_monitor_block [2022-12-14 05:22:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_monitor_block [2022-12-14 05:22:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-12-14 05:22:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 05:22:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 05:22:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure put_fb_info [2022-12-14 05:22:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure put_fb_info [2022-12-14 05:22:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure fb_add_videomode [2022-12-14 05:22:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_add_videomode [2022-12-14 05:22:52,017 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_timing_block [2022-12-14 05:22:52,017 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_timing_block [2022-12-14 05:22:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 05:22:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure pm_vt_switch_required [2022-12-14 05:22:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure pm_vt_switch_required [2022-12-14 05:22:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_ascii_block [2022-12-14 05:22:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_ascii_block [2022-12-14 05:22:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-12-14 05:22:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-12-14 05:22:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 05:22:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 05:22:52,018 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 05:22:52,018 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 05:22:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure fb_timings_hfreq [2022-12-14 05:22:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_timings_hfreq [2022-12-14 05:22:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure do_unregister_framebuffer [2022-12-14 05:22:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unregister_framebuffer [2022-12-14 05:22:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_fault [2022-12-14 05:22:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_fault [2022-12-14 05:22:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure fb_seq_show [2022-12-14 05:22:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_seq_show [2022-12-14 05:22:52,019 INFO L130 BoogieDeclarations]: Found specification of procedure fb_pan_display [2022-12-14 05:22:52,019 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_pan_display [2022-12-14 05:22:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure fb_be_math [2022-12-14 05:22:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_be_math [2022-12-14 05:22:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 05:22:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure fb_var_to_videomode [2022-12-14 05:22:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_var_to_videomode [2022-12-14 05:22:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_vblank [2022-12-14 05:22:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_vblank [2022-12-14 05:22:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-12-14 05:22:52,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-12-14 05:22:52,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure fb_getput_cmap [2022-12-14 05:22:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_getput_cmap [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure fb_mode_is_equal [2022-12-14 05:22:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_mode_is_equal [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 05:22:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_framebuffer [2022-12-14 05:22:52,021 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_framebuffer [2022-12-14 05:22:52,021 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-12-14 05:22:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-12-14 05:22:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 05:22:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 05:22:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2022-12-14 05:22:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2022-12-14 05:22:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 05:22:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure fb_show_logo_line [2022-12-14 05:22:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_show_logo_line [2022-12-14 05:22:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-14 05:22:52,022 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_color_depth [2022-12-14 05:22:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_color_depth [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 05:22:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 05:22:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 05:22:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure fb_find_mode_cvt [2022-12-14 05:22:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_find_mode_cvt [2022-12-14 05:22:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure do_fb_ioctl [2022-12-14 05:22:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure do_fb_ioctl [2022-12-14 05:22:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_logocmap [2022-12-14 05:22:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_logocmap [2022-12-14 05:22:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure lock_page [2022-12-14 05:22:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_page [2022-12-14 05:22:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure fb_copy_cmap [2022-12-14 05:22:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_copy_cmap [2022-12-14 05:22:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2022-12-14 05:22:52,024 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2022-12-14 05:22:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure fb_notifier_call_chain [2022-12-14 05:22:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_notifier_call_chain [2022-12-14 05:22:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure edid_check_header [2022-12-14 05:22:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_check_header [2022-12-14 05:22:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_set_page_dirty [2022-12-14 05:22:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_set_page_dirty [2022-12-14 05:22:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-12-14 05:22:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-12-14 05:22:52,025 INFO L130 BoogieDeclarations]: Found specification of procedure calc_mode_timings [2022-12-14 05:22:52,025 INFO L138 BoogieDeclarations]: Found implementation of procedure calc_mode_timings [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 05:22:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 05:22:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure fb_ioctl [2022-12-14 05:22:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_ioctl [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 05:22:52,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 05:22:52,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 05:22:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 05:22:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-12-14 05:22:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-12-14 05:22:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure fb_write [2022-12-14 05:22:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_write [2022-12-14 05:22:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2022-12-14 05:22:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2022-12-14 05:22:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-12-14 05:22:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-12-14 05:22:52,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2022-12-14 05:22:52,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2022-12-14 05:22:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modelist [2022-12-14 05:22:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modelist [2022-12-14 05:22:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 05:22:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 05:22:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 05:22:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 05:22:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-12-14 05:22:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-12-14 05:22:52,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 05:22:52,028 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 05:22:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 05:22:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 05:22:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure edid_checksum [2022-12-14 05:22:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_checksum [2022-12-14 05:22:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure do_remove_conflicting_framebuffers [2022-12-14 05:22:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure do_remove_conflicting_framebuffers [2022-12-14 05:22:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure fb_release [2022-12-14 05:22:52,029 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_release [2022-12-14 05:22:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 05:22:52,029 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 05:22:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 05:22:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure get_fb_info [2022-12-14 05:22:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fb_info [2022-12-14 05:22:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure copy_in_user [2022-12-14 05:22:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_in_user [2022-12-14 05:22:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 05:22:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_work [2022-12-14 05:22:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_work [2022-12-14 05:22:52,030 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2022-12-14 05:22:52,030 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2022-12-14 05:22:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-14 05:22:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-12-14 05:22:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-12-14 05:22:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-12-14 05:22:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 05:22:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_fsync [2022-12-14 05:22:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_fsync [2022-12-14 05:22:52,031 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 05:22:52,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 05:22:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-12-14 05:22:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-12-14 05:22:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure proc_fb_open [2022-12-14 05:22:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_fb_open [2022-12-14 05:22:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure edid_is_serial_block [2022-12-14 05:22:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure edid_is_serial_block [2022-12-14 05:22:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-12-14 05:22:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-12-14 05:22:52,032 INFO L130 BoogieDeclarations]: Found specification of procedure unlock_fb_info [2022-12-14 05:22:52,032 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock_fb_info [2022-12-14 05:22:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure get_std_timing [2022-12-14 05:22:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure get_std_timing [2022-12-14 05:22:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_cmap [2022-12-14 05:22:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_cmap [2022-12-14 05:22:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-14 05:22:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-14 05:22:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure file_fb_info [2022-12-14 05:22:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure file_fb_info [2022-12-14 05:22:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_page [2022-12-14 05:22:52,033 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_page [2022-12-14 05:22:52,033 INFO L130 BoogieDeclarations]: Found specification of procedure fb_mmap [2022-12-14 05:22:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_mmap [2022-12-14 05:22:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_from_videomode [2022-12-14 05:22:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_from_videomode [2022-12-14 05:22:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure fb_destroy_modedb [2022-12-14 05:22:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_destroy_modedb [2022-12-14 05:22:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure fb_compat_ioctl [2022-12-14 05:22:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_compat_ioctl [2022-12-14 05:22:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_var [2022-12-14 05:22:52,034 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_var [2022-12-14 05:22:52,034 INFO L130 BoogieDeclarations]: Found specification of procedure lock_fb_info [2022-12-14 05:22:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_fb_info [2022-12-14 05:22:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-12-14 05:22:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-12-14 05:22:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 05:22:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 05:22:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure safe_shift [2022-12-14 05:22:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure safe_shift [2022-12-14 05:22:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 05:22:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_open [2022-12-14 05:22:52,035 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_open [2022-12-14 05:22:52,035 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2022-12-14 05:22:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2022-12-14 05:22:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 05:22:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 05:22:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure fb_read [2022-12-14 05:22:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_read [2022-12-14 05:22:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 05:22:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 05:22:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-12-14 05:22:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-12-14 05:22:52,036 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-12-14 05:22:52,036 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-12-14 05:22:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure fb_open [2022-12-14 05:22:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_open [2022-12-14 05:22:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure fb_videomode_to_var [2022-12-14 05:22:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_videomode_to_var [2022-12-14 05:22:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-12-14 05:22:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-12-14 05:22:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure fb_blank [2022-12-14 05:22:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_blank [2022-12-14 05:22:52,037 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2022-12-14 05:22:52,037 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2022-12-14 05:22:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2022-12-14 05:22:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2022-12-14 05:22:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-14 05:22:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-14 05:22:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_fscreeninfo [2022-12-14 05:22:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_fscreeninfo [2022-12-14 05:22:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure fix_edid [2022-12-14 05:22:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure fix_edid [2022-12-14 05:22:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure check_edid [2022-12-14 05:22:52,038 INFO L138 BoogieDeclarations]: Found implementation of procedure check_edid [2022-12-14 05:22:52,038 INFO L130 BoogieDeclarations]: Found specification of procedure fb_alloc_cmap_gfp [2022-12-14 05:22:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_alloc_cmap_gfp [2022-12-14 05:22:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 05:22:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 05:22:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure fb_get_hblank_by_hfreq [2022-12-14 05:22:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_get_hblank_by_hfreq [2022-12-14 05:22:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure get_detailed_timing [2022-12-14 05:22:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure get_detailed_timing [2022-12-14 05:22:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure fb_seq_stop [2022-12-14 05:22:52,039 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_seq_stop [2022-12-14 05:22:52,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 05:22:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-14 05:22:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-14 05:22:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure fb_show_logo [2022-12-14 05:22:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_show_logo [2022-12-14 05:22:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure copy_string [2022-12-14 05:22:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_string [2022-12-14 05:22:52,040 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2022-12-14 05:22:52,040 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2022-12-14 05:22:52,833 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 05:22:52,836 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 05:23:05,828 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 05:23:50,085 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 05:23:54,520 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 05:23:54,520 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 05:23:54,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:23:54 BoogieIcfgContainer [2022-12-14 05:23:54,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 05:23:54,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 05:23:54,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 05:23:54,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 05:23:54,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:22:47" (1/3) ... [2022-12-14 05:23:54,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7da6c3fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:23:54, skipping insertion in model container [2022-12-14 05:23:54,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:22:50" (2/3) ... [2022-12-14 05:23:54,528 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7da6c3fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:23:54, skipping insertion in model container [2022-12-14 05:23:54,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:23:54" (3/3) ... [2022-12-14 05:23:54,529 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--video--fbdev--core--fb.ko-entry_point.cil.out.i [2022-12-14 05:23:54,544 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 05:23:54,544 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 05:23:54,601 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 05:23:54,606 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;@125c7752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 05:23:54,606 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 05:23:54,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 1746 states, 1141 states have (on average 1.4022787028922) internal successors, (1600), 1184 states have internal predecessors, (1600), 482 states have call successors, (482), 122 states have call predecessors, (482), 121 states have return successors, (475), 464 states have call predecessors, (475), 475 states have call successors, (475) [2022-12-14 05:23:54,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2022-12-14 05:23:54,626 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:23:54,627 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:23:54,627 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:23:54,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:23:54,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1014286404, now seen corresponding path program 1 times [2022-12-14 05:23:54,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:23:54,638 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484930680] [2022-12-14 05:23:54,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:23:54,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:23:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:23:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2022-12-14 05:23:56,180 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:23:56,180 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484930680] [2022-12-14 05:23:56,181 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484930680] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:23:56,181 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:23:56,181 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:23:56,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532016778] [2022-12-14 05:23:56,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:23:56,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:23:56,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:23:56,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:23:56,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:23:56,224 INFO L87 Difference]: Start difference. First operand has 1746 states, 1141 states have (on average 1.4022787028922) internal successors, (1600), 1184 states have internal predecessors, (1600), 482 states have call successors, (482), 122 states have call predecessors, (482), 121 states have return successors, (475), 464 states have call predecessors, (475), 475 states have call successors, (475) Second operand has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-12-14 05:23:58,480 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:00,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:02,112 WARN L539 Checker$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 05:24:04,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:07,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:11,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:13,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:16,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:18,303 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:19,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:20,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:22,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:24,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:27,260 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:28,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:30,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:34,374 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:36,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:37,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:24:37,755 INFO L93 Difference]: Finished difference Result 5052 states and 7485 transitions. [2022-12-14 05:24:37,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:24:37,758 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 223 [2022-12-14 05:24:37,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:24:37,795 INFO L225 Difference]: With dead ends: 5052 [2022-12-14 05:24:37,795 INFO L226 Difference]: Without dead ends: 3327 [2022-12-14 05:24:37,809 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 05:24:37,811 INFO L413 NwaCegarLoop]: 2764 mSDtfsCounter, 2347 mSDsluCounter, 2235 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 3 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 40.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2362 SdHoareTripleChecker+Valid, 4999 SdHoareTripleChecker+Invalid, 602 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.2s IncrementalHoareTripleChecker+Time [2022-12-14 05:24:37,812 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2362 Valid, 4999 Invalid, 602 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 586 Invalid, 13 Unknown, 0 Unchecked, 41.2s Time] [2022-12-14 05:24:37,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2022-12-14 05:24:37,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3317. [2022-12-14 05:24:37,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3317 states, 2173 states have (on average 1.393465255407271) internal successors, (3028), 2239 states have internal predecessors, (3028), 908 states have call successors, (908), 236 states have call predecessors, (908), 235 states have return successors, (917), 882 states have call predecessors, (917), 906 states have call successors, (917) [2022-12-14 05:24:38,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3317 states to 3317 states and 4853 transitions. [2022-12-14 05:24:38,021 INFO L78 Accepts]: Start accepts. Automaton has 3317 states and 4853 transitions. Word has length 223 [2022-12-14 05:24:38,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:24:38,022 INFO L495 AbstractCegarLoop]: Abstraction has 3317 states and 4853 transitions. [2022-12-14 05:24:38,022 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2022-12-14 05:24:38,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3317 states and 4853 transitions. [2022-12-14 05:24:38,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2022-12-14 05:24:38,028 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:24:38,028 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 05:24:38,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 05:24:38,029 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:24:38,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:24:38,029 INFO L85 PathProgramCache]: Analyzing trace with hash -845199961, now seen corresponding path program 1 times [2022-12-14 05:24:38,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:24:38,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [793053536] [2022-12-14 05:24:38,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:24:38,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:24:38,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:24:38,835 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2022-12-14 05:24:38,835 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:24:38,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [793053536] [2022-12-14 05:24:38,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [793053536] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:24:38,835 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:24:38,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:24:38,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225903347] [2022-12-14 05:24:38,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:24:38,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:24:38,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:24:38,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:24:38,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:24:38,840 INFO L87 Difference]: Start difference. First operand 3317 states and 4853 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 05:24:41,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:24:43,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:45,335 WARN L539 Checker$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 05:24:48,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:50,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:54,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:57,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:24:58,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.15s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:00,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:02,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:04,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:07,964 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:10,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:12,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:16,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:25:16,137 INFO L93 Difference]: Finished difference Result 7690 states and 11156 transitions. [2022-12-14 05:25:16,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:25:16,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 237 [2022-12-14 05:25:16,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:25:16,159 INFO L225 Difference]: With dead ends: 7690 [2022-12-14 05:25:16,159 INFO L226 Difference]: Without dead ends: 4420 [2022-12-14 05:25:16,169 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 05:25:16,170 INFO L413 NwaCegarLoop]: 2440 mSDtfsCounter, 749 mSDsluCounter, 2203 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 2 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 755 SdHoareTripleChecker+Valid, 4643 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.1s IncrementalHoareTripleChecker+Time [2022-12-14 05:25:16,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [755 Valid, 4643 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 612 Invalid, 11 Unknown, 0 Unchecked, 37.1s Time] [2022-12-14 05:25:16,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4420 states. [2022-12-14 05:25:16,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4420 to 4406. [2022-12-14 05:25:16,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4406 states, 2887 states have (on average 1.390024246622792) internal successors, (4013), 2998 states have internal predecessors, (4013), 1165 states have call successors, (1165), 354 states have call predecessors, (1165), 353 states have return successors, (1178), 1114 states have call predecessors, (1178), 1163 states have call successors, (1178) [2022-12-14 05:25:16,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 4406 states and 6356 transitions. [2022-12-14 05:25:16,312 INFO L78 Accepts]: Start accepts. Automaton has 4406 states and 6356 transitions. Word has length 237 [2022-12-14 05:25:16,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:25:16,313 INFO L495 AbstractCegarLoop]: Abstraction has 4406 states and 6356 transitions. [2022-12-14 05:25:16,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-12-14 05:25:16,314 INFO L276 IsEmpty]: Start isEmpty. Operand 4406 states and 6356 transitions. [2022-12-14 05:25:16,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-12-14 05:25:16,320 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:25:16,320 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 05:25:16,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 05:25:16,321 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:25:16,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:25:16,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1824249185, now seen corresponding path program 1 times [2022-12-14 05:25:16,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:25:16,321 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570083627] [2022-12-14 05:25:16,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:25:16,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:25:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:25:17,220 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2022-12-14 05:25:17,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:25:17,220 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570083627] [2022-12-14 05:25:17,221 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570083627] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:25:17,221 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:25:17,221 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:25:17,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575060725] [2022-12-14 05:25:17,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:25:17,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:25:17,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:25:17,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:25:17,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:25:17,222 INFO L87 Difference]: Start difference. First operand 4406 states and 6356 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 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 05:25:19,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.23s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:21,696 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:23,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:26,153 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:28,323 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:31,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:34,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:36,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:39,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:42,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:44,831 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:25:46,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:48,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:50,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:52,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:25:53,500 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 05:25:56,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:25:56,108 INFO L93 Difference]: Finished difference Result 13026 states and 18926 transitions. [2022-12-14 05:25:56,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:25:56,109 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 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 272 [2022-12-14 05:25:56,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:25:56,150 INFO L225 Difference]: With dead ends: 13026 [2022-12-14 05:25:56,150 INFO L226 Difference]: Without dead ends: 8665 [2022-12-14 05:25:56,166 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 05:25:56,166 INFO L413 NwaCegarLoop]: 2740 mSDtfsCounter, 2313 mSDsluCounter, 2205 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 1 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2328 SdHoareTripleChecker+Valid, 4945 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.6s IncrementalHoareTripleChecker+Time [2022-12-14 05:25:56,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2328 Valid, 4945 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 579 Invalid, 11 Unknown, 0 Unchecked, 38.6s Time] [2022-12-14 05:25:56,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8665 states. [2022-12-14 05:25:56,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8665 to 8651. [2022-12-14 05:25:56,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8651 states, 5664 states have (on average 1.3891242937853108) internal successors, (7868), 5882 states have internal predecessors, (7868), 2286 states have call successors, (2286), 701 states have call predecessors, (2286), 700 states have return successors, (2393), 2182 states have call predecessors, (2393), 2284 states have call successors, (2393) [2022-12-14 05:25:56,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8651 states to 8651 states and 12547 transitions. [2022-12-14 05:25:56,486 INFO L78 Accepts]: Start accepts. Automaton has 8651 states and 12547 transitions. Word has length 272 [2022-12-14 05:25:56,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:25:56,487 INFO L495 AbstractCegarLoop]: Abstraction has 8651 states and 12547 transitions. [2022-12-14 05:25:56,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 3 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 05:25:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 8651 states and 12547 transitions. [2022-12-14 05:25:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2022-12-14 05:25:56,492 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:25:56,492 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2022-12-14 05:25:56,492 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 05:25:56,492 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:25:56,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:25:56,493 INFO L85 PathProgramCache]: Analyzing trace with hash -326176720, now seen corresponding path program 1 times [2022-12-14 05:25:56,493 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:25:56,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646218922] [2022-12-14 05:25:56,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:25:56,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:25:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:25:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 1004 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1001 trivial. 0 not checked. [2022-12-14 05:25:57,304 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:25:57,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646218922] [2022-12-14 05:25:57,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646218922] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:25:57,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:25:57,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:25:57,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469979397] [2022-12-14 05:25:57,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:25:57,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:25:57,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:25:57,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:25:57,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:25:57,307 INFO L87 Difference]: Start difference. First operand 8651 states and 12547 transitions. Second operand has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-12-14 05:25:59,484 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:01,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:03,921 WARN L539 Checker$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 05:26:06,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:10,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:13,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:15,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:17,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:18,814 WARN L539 Checker$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 05:26:20,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:23,006 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:25,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:27,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:29,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:32,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:32,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:26:32,437 INFO L93 Difference]: Finished difference Result 13635 states and 19700 transitions. [2022-12-14 05:26:32,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:26:32,438 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 294 [2022-12-14 05:26:32,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:26:32,459 INFO L225 Difference]: With dead ends: 13635 [2022-12-14 05:26:32,460 INFO L226 Difference]: Without dead ends: 5030 [2022-12-14 05:26:32,484 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 05:26:32,485 INFO L413 NwaCegarLoop]: 2240 mSDtfsCounter, 5 mSDsluCounter, 2233 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 1 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.9s IncrementalHoareTripleChecker+Time [2022-12-14 05:26:32,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4473 Invalid, 577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 565 Invalid, 11 Unknown, 0 Unchecked, 34.9s Time] [2022-12-14 05:26:32,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5030 states. [2022-12-14 05:26:32,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5030 to 5025. [2022-12-14 05:26:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5025 states, 3280 states have (on average 1.3844512195121952) internal successors, (4541), 3413 states have internal predecessors, (4541), 1313 states have call successors, (1313), 432 states have call predecessors, (1313), 431 states have return successors, (1360), 1248 states have call predecessors, (1360), 1311 states have call successors, (1360) [2022-12-14 05:26:32,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5025 states to 5025 states and 7214 transitions. [2022-12-14 05:26:32,655 INFO L78 Accepts]: Start accepts. Automaton has 5025 states and 7214 transitions. Word has length 294 [2022-12-14 05:26:32,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:26:32,656 INFO L495 AbstractCegarLoop]: Abstraction has 5025 states and 7214 transitions. [2022-12-14 05:26:32,656 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.333333333333332) internal successors, (76), 3 states have internal predecessors, (76), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2022-12-14 05:26:32,656 INFO L276 IsEmpty]: Start isEmpty. Operand 5025 states and 7214 transitions. [2022-12-14 05:26:32,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2022-12-14 05:26:32,661 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:26:32,661 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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] [2022-12-14 05:26:32,662 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 05:26:32,662 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:26:32,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:26:32,662 INFO L85 PathProgramCache]: Analyzing trace with hash 823649481, now seen corresponding path program 1 times [2022-12-14 05:26:32,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:26:32,662 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381412832] [2022-12-14 05:26:32,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:26:32,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:26:32,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:26:33,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2022-12-14 05:26:33,596 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:26:33,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381412832] [2022-12-14 05:26:33,596 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381412832] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 05:26:33,597 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 05:26:33,597 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 05:26:33,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932100488] [2022-12-14 05:26:33,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 05:26:33,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 05:26:33,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 05:26:33,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 05:26:33,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 05:26:33,599 INFO L87 Difference]: Start difference. First operand 5025 states and 7214 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-12-14 05:26:35,798 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:37,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:38,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:40,512 WARN L539 Checker$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 05:26:43,064 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:46,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:48,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:52,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:26:56,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:26:58,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:27:00,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:27:02,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:27:03,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:27:05,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:27:07,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:27:10,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:27:11,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 05:27:14,231 WARN L539 Checker$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 05:27:15,756 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 05:27:16,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 05:27:16,146 INFO L93 Difference]: Finished difference Result 11968 states and 17218 transitions. [2022-12-14 05:27:16,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 05:27:16,147 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 318 [2022-12-14 05:27:16,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 05:27:16,177 INFO L225 Difference]: With dead ends: 11968 [2022-12-14 05:27:16,177 INFO L226 Difference]: Without dead ends: 7520 [2022-12-14 05:27:16,190 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 05:27:16,191 INFO L413 NwaCegarLoop]: 3317 mSDtfsCounter, 1757 mSDsluCounter, 2171 mSDsCounter, 0 mSdLazyCounter, 762 mSolverCounterSat, 20 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 41.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1776 SdHoareTripleChecker+Valid, 5488 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 762 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 42.3s IncrementalHoareTripleChecker+Time [2022-12-14 05:27:16,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1776 Valid, 5488 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 762 Invalid, 11 Unknown, 0 Unchecked, 42.3s Time] [2022-12-14 05:27:16,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7520 states. [2022-12-14 05:27:16,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7520 to 7485. [2022-12-14 05:27:16,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 4920 states have (on average 1.3851626016260163) internal successors, (6815), 5109 states have internal predecessors, (6815), 1923 states have call successors, (1923), 642 states have call predecessors, (1923), 641 states have return successors, (2007), 1832 states have call predecessors, (2007), 1921 states have call successors, (2007) [2022-12-14 05:27:16,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 10745 transitions. [2022-12-14 05:27:16,384 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 10745 transitions. Word has length 318 [2022-12-14 05:27:16,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 05:27:16,384 INFO L495 AbstractCegarLoop]: Abstraction has 7485 states and 10745 transitions. [2022-12-14 05:27:16,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (36), 2 states have call predecessors, (36), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-12-14 05:27:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 10745 transitions. [2022-12-14 05:27:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2022-12-14 05:27:16,394 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 05:27:16,394 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 11, 11, 11, 11, 11, 11, 11, 11, 11, 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] [2022-12-14 05:27:16,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 05:27:16,394 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 05:27:16,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 05:27:16,395 INFO L85 PathProgramCache]: Analyzing trace with hash 426641907, now seen corresponding path program 1 times [2022-12-14 05:27:16,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 05:27:16,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640430816] [2022-12-14 05:27:16,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:27:16,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 05:27:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:27:33,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1193 trivial. 0 not checked. [2022-12-14 05:27:33,005 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 05:27:33,005 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640430816] [2022-12-14 05:27:33,005 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640430816] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 05:27:33,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1661454022] [2022-12-14 05:27:33,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 05:27:33,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 05:27:33,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 05:27:33,007 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 05:27:33,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b594150d-3c96-4f91-877f-ffd9eb6d5714/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 05:27:35,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 05:27:35,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 13557 conjuncts, 144 conjunts are in the unsatisfiable core [2022-12-14 05:27:35,864 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 05:27:35,919 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-12-14 05:27:35,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-12-14 05:27:38,628 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:38,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:39,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:39,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:39,367 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:39,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:39,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:39,723 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:40,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:40,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:40,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:40,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:40,747 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:40,780 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:41,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:41,156 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:41,505 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:41,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:41,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:41,847 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:42,189 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:42,224 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:42,586 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:42,610 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:42,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:42,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:43,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:43,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2022-12-14 05:27:45,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:27:45,432 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-12-14 05:27:45,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:27:45,458 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-12-14 05:27:47,606 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 05:27:47,606 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 57 treesize of output 57 [2022-12-14 05:27:47,644 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 05:27:47,644 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 54 treesize of output 54 [2022-12-14 05:27:47,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 22 [2022-12-14 05:27:47,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1196 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 1013 trivial. 0 not checked. [2022-12-14 05:27:47,750 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 05:27:50,978 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse4 (select |c_#memory_$Pointer$.offset| |c_~#registered_fb~0.base|)) (.cse6 (select |c_#memory_$Pointer$.base| |c_~#registered_fb~0.base|))) (and (forall ((v_file_fb_info_~fbidx~0_10 Int) (v_file_fb_info_~file.offset_11 Int) (|aux_div_v_fb_mmap_#t~ret969#1.base_7_94| Int) (|~#registered_fb~0.offset| Int) (v_file_fb_info_~file.base_11 Int)) (let ((.cse5 (+ (* 8 v_file_fb_info_~fbidx~0_10) |~#registered_fb~0.offset|))) (let ((.cse2 (select .cse6 .cse5))) (let ((.cse1 (+ (select .cse4 .cse5) .cse2)) (.cse0 (* 18446744073709551616 |aux_div_v_fb_mmap_#t~ret969#1.base_7_94|))) (or (<= (+ 18446744073709551616 .cse0) .cse1) (not (= 0 .cse2)) (< .cse1 .cse0) (not (= (mod .cse1 18446744073709551616) (mod (let ((.cse3 (+ 436 v_file_fb_info_~file.offset_11))) (+ (select (select |c_#memory_$Pointer$.base| v_file_fb_info_~file.base_11) .cse3) (select (select |c_#memory_$Pointer$.offset| v_file_fb_info_~file.base_11) .cse3))) 18446744073709551616))) (= .cse1 .cse0)))))) (forall ((v_file_fb_info_~fbidx~0_10 Int) (v_file_fb_info_~file.offset_11 Int) (|aux_div_v_fb_mmap_#t~ret969#1.base_7_94| Int) (|~#registered_fb~0.offset| Int) (v_file_fb_info_~file.base_11 Int)) (let ((.cse8 (let ((.cse10 (+ (* 8 v_file_fb_info_~fbidx~0_10) |~#registered_fb~0.offset|))) (+ (select .cse4 .cse10) (select .cse6 .cse10)))) (.cse7 (* 18446744073709551616 |aux_div_v_fb_mmap_#t~ret969#1.base_7_94|))) (or (<= (+ 18446744073709551616 .cse7) .cse8) (< .cse8 .cse7) (not (= (mod .cse8 18446744073709551616) (mod (let ((.cse9 (+ 436 v_file_fb_info_~file.offset_11))) (+ (select (select |c_#memory_$Pointer$.base| v_file_fb_info_~file.base_11) .cse9) (select (select |c_#memory_$Pointer$.offset| v_file_fb_info_~file.base_11) .cse9))) 18446744073709551616))) (= .cse8 .cse7)))))) is different from false [2022-12-14 05:27:50,985 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1661454022] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 05:27:50,986 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2061816016] [2022-12-14 05:27:51,006 INFO L159 IcfgInterpreter]: Started Sifa with 152 locations of interest [2022-12-14 05:27:51,006 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 05:27:51,010 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 05:27:51,014 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 05:27:51,014 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 05:30:01,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-12-14 05:30:10,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:12,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:15,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:18,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:21,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:24,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 05:30:40,265 INFO L217 Elim1Store]: Index analysis took 30519 ms