./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-32_7a-drivers--usb--gadget--libcomposite.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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/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_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--libcomposite.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/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_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/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 367b4f63019d29c39ca623f3d4d0cb3290afe20355c38bfe319a1b34fe36216c --- 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 15:47:40,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 15:47:40,057 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 15:47:40,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 15:47:40,070 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 15:47:40,071 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 15:47:40,071 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 15:47:40,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 15:47:40,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 15:47:40,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 15:47:40,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 15:47:40,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 15:47:40,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 15:47:40,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 15:47:40,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 15:47:40,077 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 15:47:40,078 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 15:47:40,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 15:47:40,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 15:47:40,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 15:47:40,081 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 15:47:40,083 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 15:47:40,084 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 15:47:40,085 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 15:47:40,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 15:47:40,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 15:47:40,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 15:47:40,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 15:47:40,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 15:47:40,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 15:47:40,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 15:47:40,090 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 15:47:40,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 15:47:40,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 15:47:40,092 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 15:47:40,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 15:47:40,093 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 15:47:40,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 15:47:40,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 15:47:40,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 15:47:40,094 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 15:47:40,095 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 15:47:40,109 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 15:47:40,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 15:47:40,109 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 15:47:40,109 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 15:47:40,110 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 15:47:40,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 15:47:40,110 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 15:47:40,110 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 15:47:40,110 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 15:47:40,110 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 15:47:40,110 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 15:47:40,110 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 15:47:40,111 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 15:47:40,111 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 15:47:40,111 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 15:47:40,111 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 15:47:40,111 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 15:47:40,111 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 15:47:40,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 15:47:40,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 15:47:40,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 15:47:40,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 15:47:40,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 15:47:40,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 15:47:40,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 15:47:40,113 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 15:47:40,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 15:47:40,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 15:47:40,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 15:47:40,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:47:40,114 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 15:47:40,114 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 15:47:40,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 15:47:40,114 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 15:47:40,114 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 15:47:40,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 15:47:40,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 15:47:40,115 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 15:47:40,115 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_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 367b4f63019d29c39ca623f3d4d0cb3290afe20355c38bfe319a1b34fe36216c [2022-12-14 15:47:40,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 15:47:40,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 15:47:40,303 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 15:47:40,305 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 15:47:40,305 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 15:47:40,306 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--libcomposite.ko-entry_point.cil.out.i [2022-12-14 15:47:42,843 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 15:47:43,196 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 15:47:43,197 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--libcomposite.ko-entry_point.cil.out.i [2022-12-14 15:47:43,226 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/data/45a12459a/16067ea4693a42f9b10e07f673f83ef3/FLAGcafbde741 [2022-12-14 15:47:43,237 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/data/45a12459a/16067ea4693a42f9b10e07f673f83ef3 [2022-12-14 15:47:43,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 15:47:43,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 15:47:43,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 15:47:43,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 15:47:43,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 15:47:43,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:47:43" (1/1) ... [2022-12-14 15:47:43,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b90db4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:43, skipping insertion in model container [2022-12-14 15:47:43,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 03:47:43" (1/1) ... [2022-12-14 15:47:43,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 15:47:43,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 15:47:43,798 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:43,802 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:43,803 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:43,803 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:43,803 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:43,804 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:43,843 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:43,875 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:43,898 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:43,898 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:43,898 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:43,899 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:43,899 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:43,972 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 15:47:43,981 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 15:47:44,002 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,003 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,003 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,003 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:44,004 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,049 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:47:44,120 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 15:47:44,124 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 15:47:44,127 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 15:47:44,334 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:44,342 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:44,355 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:47:44,359 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,361 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,365 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,367 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:44,368 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:44,369 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:44,422 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,429 WARN L623 FunctionHandler]: Unknown extern function usb_speed_string [2022-12-14 15:47:44,429 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:47:44,430 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:47:44,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,433 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,435 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,439 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,439 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,441 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,441 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,443 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,445 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,452 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,453 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,454 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,455 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,456 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:44,476 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1002 [2022-12-14 15:47:44,489 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,495 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,496 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:44,501 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:44,532 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,533 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,534 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,537 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,538 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,542 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:47:44,547 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,549 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,554 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,554 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:44,556 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:44,561 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:44,574 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:44,575 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,575 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,585 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-12-14 15:47:44,585 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,587 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,587 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,588 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,589 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:44,589 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-12-14 15:47:44,593 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:47:44,595 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 15:47:44,595 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:47:44,596 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,599 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,603 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_probe_driver [2022-12-14 15:47:44,604 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unregister_driver [2022-12-14 15:47:44,605 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,606 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:44,607 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:44,607 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,608 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:44,625 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,625 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,626 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,626 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:44,626 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,708 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-12-14 15:47:44,709 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 15:47:44,710 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 15:47:44,711 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 15:47:44,713 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:44,714 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,714 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,714 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,715 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:44,715 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,715 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,715 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,716 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,716 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,716 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:44,716 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:44,738 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:47:44,745 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 15:47:45,044 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:45,061 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:45,062 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,066 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,070 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,074 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,078 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,082 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,087 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,091 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,095 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,099 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,104 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,108 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:45,112 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,116 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:45,120 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,128 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:45,133 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:45,137 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,142 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unregister_driver [2022-12-14 15:47:45,142 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,146 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:45,147 WARN L623 FunctionHandler]: Unknown extern function usb_udc_attach_driver [2022-12-14 15:47:45,148 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,172 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,172 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,173 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,173 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,173 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,185 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,186 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,186 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,186 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,195 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,196 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,197 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:45,209 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,213 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:45,217 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,222 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,226 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:47:45,231 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:45,232 WARN L623 FunctionHandler]: Unknown extern function config_item_set_name [2022-12-14 15:47:45,237 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,237 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:45,241 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,250 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,251 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,251 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,270 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,271 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,275 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:45,279 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:45,280 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,281 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:45,281 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,281 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,282 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,282 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,286 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:45,290 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,298 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,307 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,315 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,316 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,316 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,316 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,316 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,329 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,329 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,333 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:45,349 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,353 WARN L623 FunctionHandler]: Unknown extern function strtobool [2022-12-14 15:47:45,358 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,362 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,371 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:45,375 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,384 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,409 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:45,413 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:45,423 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-12-14 15:47:45,423 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,428 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,434 WARN L623 FunctionHandler]: Unknown extern function config_item_init_type_name [2022-12-14 15:47:45,434 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:45,434 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,439 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,439 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,439 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:45,458 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,459 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,459 WARN L623 FunctionHandler]: Unknown extern function config_item_set_name [2022-12-14 15:47:45,464 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,469 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:47:45,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:45,475 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:45,478 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,487 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,488 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,488 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,488 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,489 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 15:47:45,490 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:45,490 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:45,490 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,494 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:45,499 WARN L623 FunctionHandler]: Unknown extern function config_group_init [2022-12-14 15:47:45,499 WARN L623 FunctionHandler]: Unknown extern function configfs_register_subsystem [2022-12-14 15:47:45,503 WARN L623 FunctionHandler]: Unknown extern function configfs_unregister_subsystem [2022-12-14 15:47:45,542 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 15:47:45,545 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_21 [2022-12-14 15:47:45,545 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_7 [2022-12-14 15:47:45,547 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_26 [2022-12-14 15:47:45,550 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_27 [2022-12-14 15:47:45,552 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_10 [2022-12-14 15:47:45,557 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_15 [2022-12-14 15:47:45,560 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,560 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,560 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,560 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:45,561 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,561 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,561 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,561 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,561 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,561 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,562 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,562 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,562 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,562 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,562 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,562 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,563 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,563 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,563 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,563 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,563 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,563 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,564 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,564 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,564 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,564 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,564 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,565 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,565 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,565 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,565 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,565 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,565 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,566 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,566 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,566 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,566 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,566 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,567 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,588 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,589 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,589 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,589 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:45,589 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--libcomposite.ko-entry_point.cil.out.i[415639,415652] [2022-12-14 15:47:45,766 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:45,766 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:45,771 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:45,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:47:45,822 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 15:47:45,860 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:45,861 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,862 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,862 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,862 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:45,862 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,863 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:45,863 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,870 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:45,871 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,872 WARN L623 FunctionHandler]: Unknown extern function strrchr [2022-12-14 15:47:45,875 WARN L623 FunctionHandler]: Unknown extern function simple_strtoul [2022-12-14 15:47:45,881 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,881 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,881 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:45,882 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:45,882 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:45,882 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:47:45,884 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-14 15:47:45,884 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-14 15:47:45,884 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 15:47:45,893 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:45,894 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:45,897 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:47:45,898 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,901 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,902 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,904 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,906 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:45,908 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:45,908 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:45,927 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,930 WARN L623 FunctionHandler]: Unknown extern function usb_speed_string [2022-12-14 15:47:45,931 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:47:45,931 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_set_state [2022-12-14 15:47:45,934 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,935 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,935 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,940 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,940 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,941 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,944 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,946 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,948 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,949 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,950 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,951 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,953 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:45,954 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,955 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:45,959 WARN L623 FunctionHandler]: Unknown extern function __compiletime_assert_1002 [2022-12-14 15:47:45,966 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:45,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,969 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:45,969 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:45,980 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,981 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,981 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,984 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,991 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:47:45,994 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:45,995 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,001 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,001 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:46,002 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:46,004 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,005 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,006 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,006 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,008 WARN L623 FunctionHandler]: Unknown extern function device_create_file [2022-12-14 15:47:46,008 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,009 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,010 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,010 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,010 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,011 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,011 WARN L623 FunctionHandler]: Unknown extern function device_remove_file [2022-12-14 15:47:46,011 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:47:46,013 WARN L623 FunctionHandler]: Unknown extern function dev_warn [2022-12-14 15:47:46,013 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-14 15:47:46,014 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,017 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,021 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_probe_driver [2022-12-14 15:47:46,021 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unregister_driver [2022-12-14 15:47:46,022 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,023 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-14 15:47:46,023 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:46,024 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,024 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-14 15:47:46,028 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,029 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,029 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,029 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:46,029 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,030 WARN L623 FunctionHandler]: Unknown extern function try_module_get [2022-12-14 15:47:46,031 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 15:47:46,040 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-14 15:47:46,042 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-14 15:47:46,044 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,045 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,045 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,045 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,045 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:46,045 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,046 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,046 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,046 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,046 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,046 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,046 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,047 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-14 15:47:46,047 WARN L623 FunctionHandler]: Unknown extern function __list_del_entry [2022-12-14 15:47:46,049 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:46,059 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:46,059 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,060 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,060 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,060 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,061 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,061 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,062 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,062 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,062 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,063 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,063 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,064 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:46,064 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,065 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:46,065 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,066 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:46,067 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:46,067 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,068 WARN L623 FunctionHandler]: Unknown extern function usb_gadget_unregister_driver [2022-12-14 15:47:46,068 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,068 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:46,069 WARN L623 FunctionHandler]: Unknown extern function usb_udc_attach_driver [2022-12-14 15:47:46,069 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,071 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,072 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,072 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,072 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,073 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,074 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,074 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,074 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,074 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,078 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,078 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,079 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_fmt [2022-12-14 15:47:46,080 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,080 WARN L623 FunctionHandler]: Unknown extern function kstrtou16 [2022-12-14 15:47:46,081 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,081 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,082 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 15:47:46,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:46,084 WARN L623 FunctionHandler]: Unknown extern function config_item_set_name [2022-12-14 15:47:46,085 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,085 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:46,086 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,086 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,087 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,087 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,088 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,089 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,089 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:46,090 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:46,090 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,091 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:46,091 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,091 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,092 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,092 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,092 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:46,092 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,093 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,094 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,095 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,095 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,097 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,097 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,098 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:46,099 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,099 WARN L623 FunctionHandler]: Unknown extern function strtobool [2022-12-14 15:47:46,100 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,101 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,102 WARN L623 FunctionHandler]: Unknown extern function utf8s_to_utf16s [2022-12-14 15:47:46,102 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,104 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,106 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 15:47:46,107 WARN L623 FunctionHandler]: Unknown extern function kstrtou8 [2022-12-14 15:47:46,109 WARN L623 FunctionHandler]: Unknown extern function kmemdup [2022-12-14 15:47:46,109 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,110 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,112 WARN L623 FunctionHandler]: Unknown extern function config_item_init_type_name [2022-12-14 15:47:46,112 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:46,112 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,113 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,114 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,114 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:46,117 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,119 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,119 WARN L623 FunctionHandler]: Unknown extern function config_item_set_name [2022-12-14 15:47:46,119 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 15:47:46,120 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-14 15:47:46,123 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:46,132 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 15:47:46,136 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-14 15:47:46,139 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,139 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,139 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,139 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,144 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-14 15:47:46,145 WARN L623 FunctionHandler]: Unknown extern function kstrdup [2022-12-14 15:47:46,146 WARN L623 FunctionHandler]: Unknown extern function config_group_init_type_name [2022-12-14 15:47:46,146 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-14 15:47:46,146 WARN L623 FunctionHandler]: Unknown extern function config_item_put [2022-12-14 15:47:46,147 WARN L623 FunctionHandler]: Unknown extern function config_group_init [2022-12-14 15:47:46,148 WARN L623 FunctionHandler]: Unknown extern function configfs_register_subsystem [2022-12-14 15:47:46,148 WARN L623 FunctionHandler]: Unknown extern function configfs_unregister_subsystem [2022-12-14 15:47:46,159 WARN L623 FunctionHandler]: Unknown extern function ldv_initialize [2022-12-14 15:47:46,162 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_21 [2022-12-14 15:47:46,163 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_7 [2022-12-14 15:47:46,164 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_26 [2022-12-14 15:47:46,168 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_27 [2022-12-14 15:47:46,171 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_10 [2022-12-14 15:47:46,177 WARN L623 FunctionHandler]: Unknown extern function ldv_probe_15 [2022-12-14 15:47:46,180 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,181 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,181 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:46,181 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,182 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,182 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,182 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,182 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,182 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,182 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,183 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,183 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,183 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,183 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,183 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,184 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,185 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,186 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,187 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,187 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,187 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-14 15:47:46,188 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-14 15:47:46,188 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-14 15:47:46,188 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--libcomposite.ko-entry_point.cil.out.i[415639,415652] [2022-12-14 15:47:46,195 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:46,195 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:46,196 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-14 15:47:46,197 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 15:47:46,296 INFO L208 MainTranslator]: Completed translation [2022-12-14 15:47:46,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46 WrapperNode [2022-12-14 15:47:46,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 15:47:46,297 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 15:47:46,297 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 15:47:46,297 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 15:47:46,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,566 INFO L138 Inliner]: procedures = 526, calls = 5048, calls flagged for inlining = 185, calls inlined = 176, statements flattened = 10510 [2022-12-14 15:47:46,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 15:47:46,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 15:47:46,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 15:47:46,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 15:47:46,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,744 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,901 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 15:47:46,902 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 15:47:46,902 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 15:47:46,902 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 15:47:46,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (1/1) ... [2022-12-14 15:47:46,907 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 15:47:46,915 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 15:47:46,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 15:47:46,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_855dde0b-3b21-4faa-ab92-d2bfefc84d0d/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 15:47:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_serialnumber_show [2022-12-14 15:47:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_serialnumber_show [2022-12-14 15:47:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_link [2022-12-14 15:47:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_link [2022-12-14 15:47:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_function [2022-12-14 15:47:46,955 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_function [2022-12-14 15:47:46,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_product_store [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_product_store [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_desc_bmAttributes_store [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_desc_bmAttributes_store [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_free_request [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_free_request [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure count_ext_prop [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure count_ext_prop [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ext_prop_data_ptr [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ext_prop_data_ptr [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_info_attr_release [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_info_attr_release [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure configfs_composite_bind [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure configfs_composite_bind [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_manufacturer_show [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_manufacturer_show [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure usb_os_desc_ext_prop_attr_store [2022-12-14 15:47:46,956 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_os_desc_ext_prop_attr_store [2022-12-14 15:47:46,956 INFO L130 BoogieDeclarations]: Found specification of procedure composite_dev_prepare [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_dev_prepare [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure composite_unbind [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_unbind [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bMaxPacketSize0_show [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bMaxPacketSize0_show [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_product_show [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_product_show [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_gadget_info [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_gadget_info [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure config_group_init_type_name [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure config_group_init_type_name [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure usb_copy_descriptors [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_copy_descriptors [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_func_lock [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_func_lock [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-14 15:47:46,957 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-14 15:47:46,957 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_b_vendor_code_store [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_b_vendor_code_store [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_use_show [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_use_show [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure usb_os_desc_ext_prop_attr_show [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_os_desc_ext_prop_attr_show [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure __usb_ext_prop_ptr [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure __usb_ext_prop_ptr [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_attr_store [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_attr_store [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_func_lock [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_func_lock [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure function_drop [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure function_drop [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure to_config_usb_cfg [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure to_config_usb_cfg [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure config_usb_cfg_attr_store [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure config_usb_cfg_attr_store [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_gadget [2022-12-14 15:47:46,958 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_gadget [2022-12-14 15:47:46,958 INFO L130 BoogieDeclarations]: Found specification of procedure ext_prop_data_show [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_prop_data_show [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure composite_bind [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_bind [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure bos_desc [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure bos_desc [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure composite_disconnect [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_disconnect [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_idProduct_show [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_idProduct_show [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_qw_sign_store [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_qw_sign_store [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_function [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_remove_function [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_opts_mutex_of_usb_os_desc [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_opts_mutex_of_usb_os_desc [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_desc_MaxPower_show [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_desc_MaxPower_show [2022-12-14 15:47:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_UDC_show [2022-12-14 15:47:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_UDC_show [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_zero [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_zero [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure check_user_usb_string [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure check_user_usb_string [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure len_ext_prop [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure len_ext_prop [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_info_attr_store [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_info_attr_store [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_gadget_info [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_gadget_info [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_attr_release [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_attr_release [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_idProduct_store [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_idProduct_store [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bDeviceProtocol_show [2022-12-14 15:47:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bDeviceProtocol_show [2022-12-14 15:47:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_name_configuration_show [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_name_configuration_show [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure usb_os_desc_ext_prop_release [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_os_desc_ext_prop_release [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_name_attr_store [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_name_attr_store [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure composite_resume [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_resume [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure configfs_composite_unbind [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure configfs_composite_unbind [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure ext_prop_data_store [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_prop_data_store [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure to_cdriver [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure to_cdriver [2022-12-14 15:47:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure collect_langs [2022-12-14 15:47:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_langs [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_attr_store [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_attr_store [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure try_get_usb_function_instance [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure try_get_usb_function_instance [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure count_configs [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure count_configs [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_all_descriptors [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_all_descriptors [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_strings_drop [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_strings_drop [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_name_attr_show [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_name_attr_show [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_idVendor_store [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_idVendor_store [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure utf8s_to_utf16s [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure utf8s_to_utf16s [2022-12-14 15:47:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_b_vendor_code_show [2022-12-14 15:47:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_b_vendor_code_show [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_is_superspeed [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_is_superspeed [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure interf_grp_sub_compatible_id_store [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure interf_grp_sub_compatible_id_store [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_dequeue [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_dequeue [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure composite_ep0_queue [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_ep0_queue [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bDeviceClass_store [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bDeviceClass_store [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bcdUSB_show [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bcdUSB_show [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_UDC_store [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_UDC_store [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_autoconfig_reset [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_autoconfig_reset [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 15:47:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-12-14 15:47:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure to_usb_os_desc_ext_prop [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure to_usb_os_desc_ext_prop [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure config_usb_cfg_link [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure config_usb_cfg_link [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure config_desc_drop [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure config_desc_drop [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure composite_dev_cleanup [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_dev_cleanup [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_desc_MaxPower_store [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_desc_MaxPower_store [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bcdDevice_show [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bcdDevice_show [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure composite_suspend [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_suspend [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure ext_prop_drop [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_prop_drop [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure count_ext_compat [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure count_ext_compat [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_idVendor_show [2022-12-14 15:47:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_idVendor_show [2022-12-14 15:47:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_desc_bmAttributes_show [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_desc_bmAttributes_show [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure purge_configs_funcs [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure purge_configs_funcs [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_is_otg [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_is_otg [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ext_prop_data_len_ptr [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ext_prop_data_len_ptr [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_function_instance [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_function_instance [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_function_instance [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_function_instance [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_le16p [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_le16p [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_ids_tab [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_ids_tab [2022-12-14 15:47:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-12-14 15:47:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bDeviceClass_show [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bDeviceClass_show [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure get_gadget_data [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure get_gadget_data [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_alloc_request [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_alloc_request [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure reset_config [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_config [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_opts_mutex_of_usb_os_desc [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_opts_mutex_of_usb_os_desc [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bDeviceProtocol_store [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bDeviceProtocol_store [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string_copy [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_string_copy [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure to_config_group [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure to_config_group [2022-12-14 15:47:46,966 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_function [2022-12-14 15:47:46,966 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_function [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure to_gadget_info [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure to_gadget_info [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure __composite_unbind [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure __composite_unbind [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_vbus_draw [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_vbus_draw [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_serialnumber_store [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_serialnumber_store [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure to_gadget_strings [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure to_gadget_strings [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-12-14 15:47:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bcdDevice_store [2022-12-14 15:47:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bcdDevice_store [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bDeviceSubClass_show [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bDeviceSubClass_show [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure config_usb_cfg_unlink [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure config_usb_cfg_unlink [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bMaxPacketSize0_store [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bMaxPacketSize0_store [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_name_attr_release [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_name_attr_release [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure to_os_desc [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure to_os_desc [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_unlink [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_unlink [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_info_attr_show [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_info_attr_show [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-12-14 15:47:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unregister_driver [2022-12-14 15:47:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unregister_driver [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure le16_add_cpu [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure le16_add_cpu [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou16 [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou16 [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure composite_setup_complete [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_setup_complete [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure composite_setup [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_setup [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_name_strings_drop [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_name_strings_drop [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure set_config [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure set_config [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_function [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_function [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_attr_release [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_attr_release [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure composite_os_desc_req_prepare [2022-12-14 15:47:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure composite_os_desc_req_prepare [2022-12-14 15:47:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_bcd [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_bcd [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bcdUSB_store [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bcdUSB_store [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure interf_grp_compatible_id_show [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure interf_grp_compatible_id_show [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_qw_sign_show [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_qw_sign_show [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure config_usb_cfg_attr_show [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure config_usb_cfg_attr_show [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_config_only [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_config_only [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure config_item_put [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure config_item_put [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure lookup_string [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure lookup_string [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_CAST [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_CAST [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-14 15:47:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure interf_grp_compatible_id_store [2022-12-14 15:47:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure interf_grp_compatible_id_store [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_descriptors [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_descriptors [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure to_usb_os_desc [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure to_usb_os_desc [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gstrings_attach [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gstrings_attach [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure get_default_bcdDevice [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure get_default_bcdDevice [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure interf_grp_sub_compatible_id_show [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure interf_grp_sub_compatible_id_show [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_name_configuration_store [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_name_configuration_store [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_dev_desc_bDeviceSubClass_store [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_dev_desc_bDeviceSubClass_store [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_is_dualspeed [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_is_dualspeed [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_attr_show [2022-12-14 15:47:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_attr_show [2022-12-14 15:47:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ext_prop_type_store [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_prop_type_store [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_attr_show [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_attr_show [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure gadgets_drop [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure gadgets_drop [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure ext_prop_type_show [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_prop_type_show [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_strings_manufacturer_store [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_strings_manufacturer_store [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure set_gadget_data [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure set_gadget_data [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure to_gadget_config_name [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure to_gadget_config_name [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure remove_config [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_config [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_config_attr_release [2022-12-14 15:47:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_config_attr_release [2022-12-14 15:47:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 15:47:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-14 15:47:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-12-14 15:47:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure os_desc_use_store [2022-12-14 15:47:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure os_desc_use_store [2022-12-14 15:47:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure usb_descriptor_fillbuf [2022-12-14 15:47:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_descriptor_fillbuf [2022-12-14 15:47:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure get_containers_gs [2022-12-14 15:47:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure get_containers_gs [2022-12-14 15:47:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou8 [2022-12-14 15:47:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou8 [2022-12-14 15:47:47,866 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 15:47:47,869 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 15:47:48,027 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-12-14 15:48:01,151 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 15:48:19,275 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 15:48:19,275 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 15:48:19,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:48:19 BoogieIcfgContainer [2022-12-14 15:48:19,280 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 15:48:19,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 15:48:19,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 15:48:19,284 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 15:48:19,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 03:47:43" (1/3) ... [2022-12-14 15:48:19,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77533f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:48:19, skipping insertion in model container [2022-12-14 15:48:19,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 03:47:46" (2/3) ... [2022-12-14 15:48:19,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77533f82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 03:48:19, skipping insertion in model container [2022-12-14 15:48:19,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 03:48:19" (3/3) ... [2022-12-14 15:48:19,285 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--gadget--libcomposite.ko-entry_point.cil.out.i [2022-12-14 15:48:19,299 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 15:48:19,299 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 15:48:19,368 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 15:48:19,373 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;@5fd362b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 15:48:19,373 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 15:48:19,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 3246 states, 2053 states have (on average 1.3921091086215294) internal successors, (2858), 2148 states have internal predecessors, (2858), 993 states have call successors, (993), 199 states have call predecessors, (993), 198 states have return successors, (953), 932 states have call predecessors, (953), 953 states have call successors, (953) [2022-12-14 15:48:19,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2022-12-14 15:48:19,434 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:48:19,435 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:48:19,436 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:48:19,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:48:19,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1280283217, now seen corresponding path program 1 times [2022-12-14 15:48:19,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:48:19,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686164498] [2022-12-14 15:48:19,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:48:19,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:48:20,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:48:21,515 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:48:21,515 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:48:21,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686164498] [2022-12-14 15:48:21,516 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686164498] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:48:21,516 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:48:21,516 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:48:21,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476996276] [2022-12-14 15:48:21,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:48:21,522 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:48:21,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:48:21,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:48:21,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:48:21,555 INFO L87 Difference]: Start difference. First operand has 3246 states, 2053 states have (on average 1.3921091086215294) internal successors, (2858), 2148 states have internal predecessors, (2858), 993 states have call successors, (993), 199 states have call predecessors, (993), 198 states have return successors, (953), 932 states have call predecessors, (953), 953 states have call successors, (953) Second operand has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (110), 2 states have call predecessors, (110), 1 states have return successors, (105), 2 states have call predecessors, (105), 2 states have call successors, (105) [2022-12-14 15:48:23,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:48:26,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:48:30,917 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:48:30,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:48:30,985 INFO L93 Difference]: Finished difference Result 9272 states and 14118 transitions. [2022-12-14 15:48:30,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:48:30,987 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (110), 2 states have call predecessors, (110), 1 states have return successors, (105), 2 states have call predecessors, (105), 2 states have call successors, (105) Word has length 1154 [2022-12-14 15:48:30,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:48:31,043 INFO L225 Difference]: With dead ends: 9272 [2022-12-14 15:48:31,043 INFO L226 Difference]: Without dead ends: 6146 [2022-12-14 15:48:31,062 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 15:48:31,065 INFO L413 NwaCegarLoop]: 5245 mSDtfsCounter, 4398 mSDsluCounter, 4394 mSDsCounter, 0 mSdLazyCounter, 778 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4401 SdHoareTripleChecker+Valid, 9639 SdHoareTripleChecker+Invalid, 781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 778 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2022-12-14 15:48:31,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4401 Valid, 9639 Invalid, 781 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 778 Invalid, 2 Unknown, 0 Unchecked, 9.0s Time] [2022-12-14 15:48:31,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6146 states. [2022-12-14 15:48:31,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6146 to 6126. [2022-12-14 15:48:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6126 states, 3956 states have (on average 1.3811931243680486) internal successors, (5464), 4053 states have internal predecessors, (5464), 1778 states have call successors, (1778), 392 states have call predecessors, (1778), 391 states have return successors, (1770), 1724 states have call predecessors, (1770), 1767 states have call successors, (1770) [2022-12-14 15:48:31,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6126 states to 6126 states and 9012 transitions. [2022-12-14 15:48:31,323 INFO L78 Accepts]: Start accepts. Automaton has 6126 states and 9012 transitions. Word has length 1154 [2022-12-14 15:48:31,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:48:31,325 INFO L495 AbstractCegarLoop]: Abstraction has 6126 states and 9012 transitions. [2022-12-14 15:48:31,326 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.0) internal successors, (132), 3 states have internal predecessors, (132), 2 states have call successors, (110), 2 states have call predecessors, (110), 1 states have return successors, (105), 2 states have call predecessors, (105), 2 states have call successors, (105) [2022-12-14 15:48:31,326 INFO L276 IsEmpty]: Start isEmpty. Operand 6126 states and 9012 transitions. [2022-12-14 15:48:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2022-12-14 15:48:31,361 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:48:31,362 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:48:31,362 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 15:48:31,362 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:48:31,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:48:31,363 INFO L85 PathProgramCache]: Analyzing trace with hash 53857497, now seen corresponding path program 1 times [2022-12-14 15:48:31,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:48:31,363 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432367974] [2022-12-14 15:48:31,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:48:31,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:48:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:48:32,744 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:48:32,744 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:48:32,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432367974] [2022-12-14 15:48:32,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432367974] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:48:32,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:48:32,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:48:32,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101595287] [2022-12-14 15:48:32,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:48:32,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:48:32,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:48:32,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:48:32,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:48:32,747 INFO L87 Difference]: Start difference. First operand 6126 states and 9012 transitions. Second operand has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (111), 2 states have call predecessors, (111), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) [2022-12-14 15:48:34,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:48:37,279 WARN L539 Checker$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 15:48:41,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:48:41,271 INFO L93 Difference]: Finished difference Result 17882 states and 26301 transitions. [2022-12-14 15:48:41,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:48:41,271 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (111), 2 states have call predecessors, (111), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) Word has length 1157 [2022-12-14 15:48:41,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:48:41,318 INFO L225 Difference]: With dead ends: 17882 [2022-12-14 15:48:41,318 INFO L226 Difference]: Without dead ends: 11963 [2022-12-14 15:48:41,336 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 15:48:41,337 INFO L413 NwaCegarLoop]: 5207 mSDtfsCounter, 4322 mSDsluCounter, 4310 mSDsCounter, 0 mSdLazyCounter, 779 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4325 SdHoareTripleChecker+Valid, 9517 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 779 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:48:41,338 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4325 Valid, 9517 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 779 Invalid, 2 Unknown, 0 Unchecked, 8.1s Time] [2022-12-14 15:48:41,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11963 states. [2022-12-14 15:48:41,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11963 to 11943. [2022-12-14 15:48:41,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11943 states, 7744 states have (on average 1.3858471074380165) internal successors, (10732), 7929 states have internal predecessors, (10732), 3421 states have call successors, (3421), 778 states have call predecessors, (3421), 777 states have return successors, (3419), 3323 states have call predecessors, (3419), 3410 states have call successors, (3419) [2022-12-14 15:48:41,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11943 states to 11943 states and 17572 transitions. [2022-12-14 15:48:41,713 INFO L78 Accepts]: Start accepts. Automaton has 11943 states and 17572 transitions. Word has length 1157 [2022-12-14 15:48:41,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:48:41,715 INFO L495 AbstractCegarLoop]: Abstraction has 11943 states and 17572 transitions. [2022-12-14 15:48:41,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.333333333333336) internal successors, (133), 3 states have internal predecessors, (133), 2 states have call successors, (111), 2 states have call predecessors, (111), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) [2022-12-14 15:48:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 11943 states and 17572 transitions. [2022-12-14 15:48:41,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1157 [2022-12-14 15:48:41,728 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:48:41,729 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:48:41,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-14 15:48:41,729 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:48:41,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:48:41,729 INFO L85 PathProgramCache]: Analyzing trace with hash 447475241, now seen corresponding path program 1 times [2022-12-14 15:48:41,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:48:41,730 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472500680] [2022-12-14 15:48:41,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:48:41,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:48:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:48:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 28404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28404 trivial. 0 not checked. [2022-12-14 15:48:42,886 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:48:42,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472500680] [2022-12-14 15:48:42,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472500680] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:48:42,886 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:48:42,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:48:42,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061534874] [2022-12-14 15:48:42,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:48:42,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:48:42,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:48:42,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:48:42,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:48:42,891 INFO L87 Difference]: Start difference. First operand 11943 states and 17572 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (110), 2 states have call predecessors, (110), 1 states have return successors, (107), 2 states have call predecessors, (107), 2 states have call successors, (107) [2022-12-14 15:48:44,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:48:47,392 WARN L539 Checker$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 15:48:50,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:48:50,682 INFO L93 Difference]: Finished difference Result 35174 states and 51730 transitions. [2022-12-14 15:48:50,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:48:50,683 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (110), 2 states have call predecessors, (110), 1 states have return successors, (107), 2 states have call predecessors, (107), 2 states have call successors, (107) Word has length 1156 [2022-12-14 15:48:50,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:48:50,782 INFO L225 Difference]: With dead ends: 35174 [2022-12-14 15:48:50,782 INFO L226 Difference]: Without dead ends: 23438 [2022-12-14 15:48:50,828 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 15:48:50,828 INFO L413 NwaCegarLoop]: 5242 mSDtfsCounter, 4281 mSDsluCounter, 4298 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4284 SdHoareTripleChecker+Valid, 9540 SdHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.3s IncrementalHoareTripleChecker+Time [2022-12-14 15:48:50,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4284 Valid, 9540 Invalid, 797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 794 Invalid, 2 Unknown, 0 Unchecked, 7.3s Time] [2022-12-14 15:48:50,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23438 states. [2022-12-14 15:48:51,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23438 to 23415. [2022-12-14 15:48:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23415 states, 15212 states have (on average 1.3878516960294505) internal successors, (21112), 15573 states have internal predecessors, (21112), 6657 states have call successors, (6657), 1546 states have call predecessors, (6657), 1545 states have return successors, (6667), 6471 states have call predecessors, (6667), 6646 states have call successors, (6667) [2022-12-14 15:48:51,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23415 states to 23415 states and 34436 transitions. [2022-12-14 15:48:51,707 INFO L78 Accepts]: Start accepts. Automaton has 23415 states and 34436 transitions. Word has length 1156 [2022-12-14 15:48:51,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:48:51,709 INFO L495 AbstractCegarLoop]: Abstraction has 23415 states and 34436 transitions. [2022-12-14 15:48:51,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 2 states have call successors, (110), 2 states have call predecessors, (110), 1 states have return successors, (107), 2 states have call predecessors, (107), 2 states have call successors, (107) [2022-12-14 15:48:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 23415 states and 34436 transitions. [2022-12-14 15:48:51,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1163 [2022-12-14 15:48:51,719 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:48:51,719 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:48:51,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-14 15:48:51,719 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:48:51,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:48:51,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1460748066, now seen corresponding path program 1 times [2022-12-14 15:48:51,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:48:51,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853549285] [2022-12-14 15:48:51,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:48:51,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:48:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:48:52,784 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:48:52,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:48:52,785 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853549285] [2022-12-14 15:48:52,785 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853549285] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:48:52,785 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:48:52,785 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:48:52,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253646014] [2022-12-14 15:48:52,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:48:52,786 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:48:52,786 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:48:52,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:48:52,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:48:52,787 INFO L87 Difference]: Start difference. First operand 23415 states and 34436 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (109), 2 states have call predecessors, (109), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) [2022-12-14 15:48:54,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:48:57,406 WARN L539 Checker$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 15:49:03,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:49:03,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:49:03,452 INFO L93 Difference]: Finished difference Result 69558 states and 102274 transitions. [2022-12-14 15:49:03,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:49:03,453 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (109), 2 states have call predecessors, (109), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) Word has length 1162 [2022-12-14 15:49:03,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:49:03,630 INFO L225 Difference]: With dead ends: 69558 [2022-12-14 15:49:03,630 INFO L226 Difference]: Without dead ends: 46350 [2022-12-14 15:49:03,714 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 15:49:03,715 INFO L413 NwaCegarLoop]: 5307 mSDtfsCounter, 4305 mSDsluCounter, 4319 mSDsCounter, 0 mSdLazyCounter, 776 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4308 SdHoareTripleChecker+Valid, 9626 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 776 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-12-14 15:49:03,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4308 Valid, 9626 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 776 Invalid, 2 Unknown, 0 Unchecked, 9.7s Time] [2022-12-14 15:49:03,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46350 states. [2022-12-14 15:49:05,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46350 to 46323. [2022-12-14 15:49:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46323 states, 30148 states have (on average 1.3899429481225951) internal successors, (41904), 30861 states have internal predecessors, (41904), 13085 states have call successors, (13085), 3090 states have call predecessors, (13085), 3089 states have return successors, (13119), 12723 states have call predecessors, (13119), 13074 states have call successors, (13119) [2022-12-14 15:49:05,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46323 states to 46323 states and 68108 transitions. [2022-12-14 15:49:05,407 INFO L78 Accepts]: Start accepts. Automaton has 46323 states and 68108 transitions. Word has length 1162 [2022-12-14 15:49:05,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:49:05,408 INFO L495 AbstractCegarLoop]: Abstraction has 46323 states and 68108 transitions. [2022-12-14 15:49:05,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (109), 2 states have call predecessors, (109), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) [2022-12-14 15:49:05,409 INFO L276 IsEmpty]: Start isEmpty. Operand 46323 states and 68108 transitions. [2022-12-14 15:49:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1158 [2022-12-14 15:49:05,419 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:49:05,419 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:49:05,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-14 15:49:05,419 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:49:05,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:49:05,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1004735225, now seen corresponding path program 1 times [2022-12-14 15:49:05,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:49:05,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849103646] [2022-12-14 15:49:05,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:49:05,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:49:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:49:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:49:06,787 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:49:06,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849103646] [2022-12-14 15:49:06,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849103646] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:49:06,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:49:06,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:49:06,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230560473] [2022-12-14 15:49:06,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:49:06,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:49:06,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:49:06,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:49:06,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:49:06,789 INFO L87 Difference]: Start difference. First operand 46323 states and 68108 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 1 states have call predecessors, (104), 1 states have call successors, (104) [2022-12-14 15:49:08,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:49:11,318 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 15:49:17,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:49:17,190 INFO L93 Difference]: Finished difference Result 137463 states and 202051 transitions. [2022-12-14 15:49:17,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:49:17,191 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 1 states have call predecessors, (104), 1 states have call successors, (104) Word has length 1157 [2022-12-14 15:49:17,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:49:17,530 INFO L225 Difference]: With dead ends: 137463 [2022-12-14 15:49:17,530 INFO L226 Difference]: Without dead ends: 91347 [2022-12-14 15:49:17,690 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 15:49:17,691 INFO L413 NwaCegarLoop]: 5297 mSDtfsCounter, 4211 mSDsluCounter, 4319 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4214 SdHoareTripleChecker+Valid, 9616 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-12-14 15:49:17,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4214 Valid, 9616 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 775 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2022-12-14 15:49:17,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91347 states. [2022-12-14 15:49:19,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91347 to 91339. [2022-12-14 15:49:20,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91339 states, 59636 states have (on average 1.3928499564021732) internal successors, (83064), 61037 states have internal predecessors, (83064), 25525 states have call successors, (25525), 6178 states have call predecessors, (25525), 6177 states have return successors, (25607), 24827 states have call predecessors, (25607), 25514 states have call successors, (25607) [2022-12-14 15:49:20,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91339 states to 91339 states and 134196 transitions. [2022-12-14 15:49:20,371 INFO L78 Accepts]: Start accepts. Automaton has 91339 states and 134196 transitions. Word has length 1157 [2022-12-14 15:49:20,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:49:20,372 INFO L495 AbstractCegarLoop]: Abstraction has 91339 states and 134196 transitions. [2022-12-14 15:49:20,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 1 states have call predecessors, (104), 1 states have call successors, (104) [2022-12-14 15:49:20,372 INFO L276 IsEmpty]: Start isEmpty. Operand 91339 states and 134196 transitions. [2022-12-14 15:49:20,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1163 [2022-12-14 15:49:20,382 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:49:20,383 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:49:20,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-14 15:49:20,383 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:49:20,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:49:20,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1599313086, now seen corresponding path program 1 times [2022-12-14 15:49:20,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:49:20,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127480309] [2022-12-14 15:49:20,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:49:20,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:49:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:49:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:49:21,740 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:49:21,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127480309] [2022-12-14 15:49:21,741 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127480309] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:49:21,741 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:49:21,741 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:49:21,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575200264] [2022-12-14 15:49:21,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:49:21,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:49:21,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:49:21,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:49:21,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:49:21,742 INFO L87 Difference]: Start difference. First operand 91339 states and 134196 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (108), 2 states have call predecessors, (108), 1 states have return successors, (105), 2 states have call predecessors, (105), 2 states have call successors, (105) [2022-12-14 15:49:23,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:49:26,215 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:49:34,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:49:34,450 INFO L93 Difference]: Finished difference Result 271594 states and 398874 transitions. [2022-12-14 15:49:34,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:49:34,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (108), 2 states have call predecessors, (108), 1 states have return successors, (105), 2 states have call predecessors, (105), 2 states have call successors, (105) Word has length 1162 [2022-12-14 15:49:34,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:49:35,092 INFO L225 Difference]: With dead ends: 271594 [2022-12-14 15:49:35,092 INFO L226 Difference]: Without dead ends: 180462 [2022-12-14 15:49:35,362 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 15:49:35,362 INFO L413 NwaCegarLoop]: 5307 mSDtfsCounter, 4220 mSDsluCounter, 4298 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4223 SdHoareTripleChecker+Valid, 9605 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2022-12-14 15:49:35,363 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4223 Valid, 9605 Invalid, 801 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 798 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2022-12-14 15:49:35,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180462 states. [2022-12-14 15:49:40,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180462 to 180427. [2022-12-14 15:49:40,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 180427 states, 117812 states have (on average 1.3927953009880147) internal successors, (164088), 120605 states have internal predecessors, (164088), 50325 states have call successors, (50325), 12290 states have call predecessors, (50325), 12289 states have return successors, (50503), 48939 states have call predecessors, (50503), 50314 states have call successors, (50503) [2022-12-14 15:49:40,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180427 states to 180427 states and 264916 transitions. [2022-12-14 15:49:40,929 INFO L78 Accepts]: Start accepts. Automaton has 180427 states and 264916 transitions. Word has length 1162 [2022-12-14 15:49:40,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:49:40,930 INFO L495 AbstractCegarLoop]: Abstraction has 180427 states and 264916 transitions. [2022-12-14 15:49:40,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (108), 2 states have call predecessors, (108), 1 states have return successors, (105), 2 states have call predecessors, (105), 2 states have call successors, (105) [2022-12-14 15:49:40,930 INFO L276 IsEmpty]: Start isEmpty. Operand 180427 states and 264916 transitions. [2022-12-14 15:49:40,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1168 [2022-12-14 15:49:40,948 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:49:40,948 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:49:40,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-14 15:49:40,949 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:49:40,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:49:40,949 INFO L85 PathProgramCache]: Analyzing trace with hash -580782259, now seen corresponding path program 1 times [2022-12-14 15:49:40,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:49:40,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318692317] [2022-12-14 15:49:40,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:49:40,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:49:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:49:42,239 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:49:42,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:49:42,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318692317] [2022-12-14 15:49:42,239 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318692317] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:49:42,239 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:49:42,239 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:49:42,239 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797237179] [2022-12-14 15:49:42,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:49:42,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:49:42,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:49:42,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:49:42,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:49:42,241 INFO L87 Difference]: Start difference. First operand 180427 states and 264916 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (111), 2 states have call predecessors, (111), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) [2022-12-14 15:49:44,317 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:49:46,767 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 15:49:59,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:49:59,841 INFO L93 Difference]: Finished difference Result 538338 states and 790370 transitions. [2022-12-14 15:49:59,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:49:59,842 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (111), 2 states have call predecessors, (111), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) Word has length 1167 [2022-12-14 15:49:59,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:50:01,337 INFO L225 Difference]: With dead ends: 538338 [2022-12-14 15:50:01,337 INFO L226 Difference]: Without dead ends: 358118 [2022-12-14 15:50:01,912 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 15:50:01,913 INFO L413 NwaCegarLoop]: 5375 mSDtfsCounter, 4274 mSDsluCounter, 4310 mSDsCounter, 0 mSdLazyCounter, 788 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4277 SdHoareTripleChecker+Valid, 9685 SdHoareTripleChecker+Invalid, 791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 788 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.3s IncrementalHoareTripleChecker+Time [2022-12-14 15:50:01,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4277 Valid, 9685 Invalid, 791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 788 Invalid, 2 Unknown, 0 Unchecked, 8.3s Time] [2022-12-14 15:50:02,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358118 states. [2022-12-14 15:50:11,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358118 to 358091. [2022-12-14 15:50:12,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 358091 states, 233764 states have (on average 1.3926181961294297) internal successors, (325544), 239341 states have internal predecessors, (325544), 99877 states have call successors, (99877), 24450 states have call predecessors, (99877), 24449 states have return successors, (100247), 97115 states have call predecessors, (100247), 99866 states have call successors, (100247) [2022-12-14 15:50:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358091 states to 358091 states and 525668 transitions. [2022-12-14 15:50:14,338 INFO L78 Accepts]: Start accepts. Automaton has 358091 states and 525668 transitions. Word has length 1167 [2022-12-14 15:50:14,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:50:14,339 INFO L495 AbstractCegarLoop]: Abstraction has 358091 states and 525668 transitions. [2022-12-14 15:50:14,339 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 2 states have call successors, (111), 2 states have call predecessors, (111), 1 states have return successors, (106), 2 states have call predecessors, (106), 2 states have call successors, (106) [2022-12-14 15:50:14,340 INFO L276 IsEmpty]: Start isEmpty. Operand 358091 states and 525668 transitions. [2022-12-14 15:50:14,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1160 [2022-12-14 15:50:14,359 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:50:14,359 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:50:14,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-14 15:50:14,360 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:50:14,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:50:14,360 INFO L85 PathProgramCache]: Analyzing trace with hash -2040177541, now seen corresponding path program 1 times [2022-12-14 15:50:14,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:50:14,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949189555] [2022-12-14 15:50:14,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:50:14,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:50:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:50:15,437 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:50:15,437 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:50:15,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949189555] [2022-12-14 15:50:15,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949189555] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:50:15,437 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:50:15,437 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:50:15,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090581525] [2022-12-14 15:50:15,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:50:15,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:50:15,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:50:15,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:50:15,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:50:15,439 INFO L87 Difference]: Start difference. First operand 358091 states and 525668 transitions. Second operand has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2022-12-14 15:50:17,542 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:50:19,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:50:40,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:50:40,962 INFO L93 Difference]: Finished difference Result 707776 states and 1063564 transitions. [2022-12-14 15:50:40,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:50:40,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) Word has length 1159 [2022-12-14 15:50:40,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:50:44,477 INFO L225 Difference]: With dead ends: 707776 [2022-12-14 15:50:44,477 INFO L226 Difference]: Without dead ends: 707772 [2022-12-14 15:50:44,776 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 15:50:44,777 INFO L413 NwaCegarLoop]: 5704 mSDtfsCounter, 4532 mSDsluCounter, 4065 mSDsCounter, 0 mSdLazyCounter, 789 mSolverCounterSat, 4 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4532 SdHoareTripleChecker+Valid, 9769 SdHoareTripleChecker+Invalid, 795 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 789 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.7s IncrementalHoareTripleChecker+Time [2022-12-14 15:50:44,777 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4532 Valid, 9769 Invalid, 795 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 789 Invalid, 2 Unknown, 0 Unchecked, 9.7s Time] [2022-12-14 15:50:45,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707772 states. [2022-12-14 15:51:08,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707772 to 707766. [2022-12-14 15:51:08,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 707766 states, 462555 states have (on average 1.3929565132795019) internal successors, (644319), 473699 states have internal predecessors, (644319), 196825 states have call successors, (196825), 48770 states have call predecessors, (196825), 48385 states have return successors, (222283), 190800 states have call predecessors, (222283), 196814 states have call successors, (222283) [2022-12-14 15:51:13,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707766 states to 707766 states and 1063427 transitions. [2022-12-14 15:51:13,796 INFO L78 Accepts]: Start accepts. Automaton has 707766 states and 1063427 transitions. Word has length 1159 [2022-12-14 15:51:13,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:51:13,797 INFO L495 AbstractCegarLoop]: Abstraction has 707766 states and 1063427 transitions. [2022-12-14 15:51:13,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2022-12-14 15:51:13,798 INFO L276 IsEmpty]: Start isEmpty. Operand 707766 states and 1063427 transitions. [2022-12-14 15:51:13,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1161 [2022-12-14 15:51:13,814 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:51:13,815 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:51:13,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-14 15:51:13,815 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:51:13,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:51:13,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1177670352, now seen corresponding path program 1 times [2022-12-14 15:51:13,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:51:13,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635058439] [2022-12-14 15:51:13,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:51:13,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:51:14,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:51:15,029 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:51:15,029 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:51:15,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635058439] [2022-12-14 15:51:15,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635058439] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:51:15,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:51:15,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:51:15,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341468665] [2022-12-14 15:51:15,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:51:15,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:51:15,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:51:15,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:51:15,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:51:15,032 INFO L87 Difference]: Start difference. First operand 707766 states and 1063427 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2022-12-14 15:51:17,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:51:19,641 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 15:51:40,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 15:51:40,285 INFO L93 Difference]: Finished difference Result 707770 states and 1063432 transitions. [2022-12-14 15:51:40,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 15:51:40,286 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) Word has length 1160 [2022-12-14 15:51:40,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 15:51:43,541 INFO L225 Difference]: With dead ends: 707770 [2022-12-14 15:51:43,542 INFO L226 Difference]: Without dead ends: 707767 [2022-12-14 15:51:43,972 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 15:51:43,973 INFO L413 NwaCegarLoop]: 4328 mSDtfsCounter, 4467 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 380 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4470 SdHoareTripleChecker+Valid, 4328 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 380 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2022-12-14 15:51:43,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4470 Valid, 4328 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 380 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2022-12-14 15:51:44,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707767 states. [2022-12-14 15:52:09,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707767 to 707767. [2022-12-14 15:52:10,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 707767 states, 462556 states have (on average 1.3929535018462629) internal successors, (644319), 473700 states have internal predecessors, (644319), 196824 states have call successors, (196824), 48770 states have call predecessors, (196824), 48386 states have return successors, (222286), 190800 states have call predecessors, (222286), 196814 states have call successors, (222286) [2022-12-14 15:52:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707767 states to 707767 states and 1063429 transitions. [2022-12-14 15:52:14,758 INFO L78 Accepts]: Start accepts. Automaton has 707767 states and 1063429 transitions. Word has length 1160 [2022-12-14 15:52:14,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 15:52:14,759 INFO L495 AbstractCegarLoop]: Abstraction has 707767 states and 1063429 transitions. [2022-12-14 15:52:14,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2022-12-14 15:52:14,759 INFO L276 IsEmpty]: Start isEmpty. Operand 707767 states and 1063429 transitions. [2022-12-14 15:52:14,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1162 [2022-12-14 15:52:14,771 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 15:52:14,771 INFO L195 NwaCegarLoop]: trace histogram [72, 72, 72, 72, 72, 72, 72, 72, 72, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:52:14,771 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-14 15:52:14,771 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 15:52:14,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 15:52:14,772 INFO L85 PathProgramCache]: Analyzing trace with hash 2146712094, now seen corresponding path program 1 times [2022-12-14 15:52:14,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 15:52:14,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108110696] [2022-12-14 15:52:14,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 15:52:14,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 15:52:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 15:52:16,068 INFO L134 CoverageAnalysis]: Checked inductivity of 28402 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28402 trivial. 0 not checked. [2022-12-14 15:52:16,068 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 15:52:16,068 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108110696] [2022-12-14 15:52:16,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108110696] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 15:52:16,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 15:52:16,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-14 15:52:16,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743096300] [2022-12-14 15:52:16,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 15:52:16,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 15:52:16,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 15:52:16,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 15:52:16,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 15:52:16,072 INFO L87 Difference]: Start difference. First operand 707767 states and 1063429 transitions. Second operand has 3 states, 3 states have (on average 48.333333333333336) internal successors, (145), 3 states have internal predecessors, (145), 3 states have call successors, (105), 2 states have call predecessors, (105), 1 states have return successors, (104), 2 states have call predecessors, (104), 2 states have call successors, (104) [2022-12-14 15:52:18,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-12-14 15:52:20,687 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 []