./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 18:53:19,413 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:53:19,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:53:19,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:53:19,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:53:19,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:53:19,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:53:19,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:53:19,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:53:19,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:53:19,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:53:19,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:53:19,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:53:19,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:53:19,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:53:19,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:53:19,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:53:19,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:53:19,447 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:53:19,449 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:53:19,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:53:19,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:53:19,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:53:19,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:53:19,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:53:19,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:53:19,457 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:53:19,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:53:19,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:53:19,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:53:19,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:53:19,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:53:19,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:53:19,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:53:19,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:53:19,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:53:19,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:53:19,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:53:19,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:53:19,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:53:19,464 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:53:19,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-12-13 18:53:19,485 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:53:19,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:53:19,486 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:53:19,486 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:53:19,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:53:19,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:53:19,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:53:19,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:53:19,487 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:53:19,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:53:19,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:53:19,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:53:19,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:53:19,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:53:19,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:53:19,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:53:19,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:53:19,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:53:19,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:53:19,489 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:53:19,489 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:53:19,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:53:19,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:53:19,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:53:19,490 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:53:19,490 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:53:19,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:53:19,490 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:53:19,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:53:19,491 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:53:19,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:53:19,491 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:53:19,491 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 [2022-12-13 18:53:19,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:53:19,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:53:19,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:53:19,686 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:53:19,686 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:53:19,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-13 18:53:22,358 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:53:22,643 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:53:22,643 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-13 18:53:22,661 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data/e52bd3eb9/95a1b7278b5a4a34830787890c803deb/FLAG854e4e4af [2022-12-13 18:53:22,671 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data/e52bd3eb9/95a1b7278b5a4a34830787890c803deb [2022-12-13 18:53:22,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:53:22,674 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:53:22,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:53:22,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:53:22,678 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:53:22,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:53:22" (1/1) ... [2022-12-13 18:53:22,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@470a5003 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:22, skipping insertion in model container [2022-12-13 18:53:22,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:53:22" (1/1) ... [2022-12-13 18:53:22,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:53:22,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:53:23,076 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:53:23,107 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-13 18:53:23,213 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:53:23,217 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:53:23,221 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:53:23,293 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 18:53:23,297 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:23,311 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,315 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,422 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,423 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,423 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 18:53:23,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,424 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,426 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:23,434 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,439 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,447 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,449 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,452 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,454 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,461 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,465 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,480 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,481 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:23,487 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,498 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,499 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:23,502 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,505 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,511 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,512 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,516 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,517 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,517 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,518 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:23,519 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:23,523 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,525 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,526 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,527 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:23,527 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:23,528 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,540 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 18:53:23,550 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,552 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:23,553 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:23,559 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,561 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-13 18:53:23,562 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,563 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-13 18:53:23,565 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,567 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,568 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,570 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,576 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:23,577 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:23,579 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,579 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:23,580 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:23,580 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:53:23,581 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:53:23,581 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-13 18:53:23,581 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-13 18:53:23,582 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 18:53:23,583 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 18:53:23,583 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,583 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 18:53:23,586 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-13 18:53:23,587 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:23,587 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-13 18:53:23,588 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 18:53:23,589 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-13 18:53:23,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,590 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,591 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,595 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,595 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:23,596 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:23,597 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:53:23,598 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,598 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:23,598 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:23,601 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-13 18:53:23,601 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,604 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-13 18:53:23,616 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-13 18:53:23,618 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,618 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,619 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,619 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:23,619 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,620 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,620 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,620 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,620 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,621 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,621 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,621 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,628 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:53:23,693 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 18:53:23,696 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 18:53:23,751 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:23,751 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:23,752 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:23,752 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:53:23,752 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-13 18:53:23,753 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:53:23,754 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:23,756 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,757 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-13 18:53:23,757 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:53:23,758 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-13 18:53:23,763 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,765 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,765 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:23,767 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:53:23,767 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:23,767 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 18:53:23,768 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:23,769 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,770 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 18:53:23,770 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:23,771 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:53:23,771 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,773 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:23,776 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,776 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,776 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,777 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,777 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,777 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,777 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,777 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,778 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:53:23,778 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:53:23,778 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-13 18:53:23,778 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,779 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,779 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,779 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,779 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,780 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:23,780 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,780 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,780 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,781 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,781 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,781 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,781 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,782 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,782 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,782 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,782 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,782 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:23,783 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:23,785 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-13 18:53:23,858 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-13 18:53:23,863 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:53:23,879 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:53:23,954 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:53:23,955 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-13 18:53:23,956 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:53:23,956 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:53:23,956 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:53:23,958 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 18:53:23,958 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:23,959 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,959 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,962 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:23,962 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,963 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 18:53:23,963 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,963 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:23,964 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:23,966 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,967 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,968 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,969 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,971 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,971 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:23,973 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,974 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,978 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,978 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:23,980 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,982 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,982 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:23,984 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,985 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,986 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,987 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,988 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,988 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,988 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,989 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:23,989 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:23,990 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:23,991 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:23,992 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,992 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:23,992 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:23,993 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:23,996 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 18:53:23,999 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,000 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:24,001 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:24,003 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,004 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-13 18:53:24,005 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,006 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-13 18:53:24,007 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,009 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,009 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:24,010 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,012 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:24,012 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:24,014 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:24,016 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:24,016 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:24,017 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:53:24,017 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:53:24,017 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-13 18:53:24,017 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-13 18:53:24,018 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 18:53:24,018 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 18:53:24,018 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:24,018 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 18:53:24,022 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-13 18:53:24,023 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:24,023 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-13 18:53:24,024 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 18:53:24,024 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-13 18:53:24,025 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:24,025 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:24,026 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,029 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,030 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:24,030 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:24,030 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:53:24,031 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,031 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:24,032 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:24,032 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-13 18:53:24,032 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:24,033 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-13 18:53:24,034 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-13 18:53:24,035 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,036 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,036 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,036 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:24,036 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,036 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,037 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,037 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,037 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,037 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,037 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,038 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,038 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:53:24,039 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 18:53:24,039 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 18:53:24,042 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:24,042 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:24,042 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:24,043 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:53:24,043 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-13 18:53:24,043 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:53:24,044 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:24,046 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,047 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-13 18:53:24,047 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:53:24,048 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-13 18:53:24,051 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:24,053 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:24,054 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:24,058 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:53:24,058 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:24,058 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 18:53:24,059 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:24,061 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:24,061 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 18:53:24,062 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:24,063 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:53:24,063 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:24,065 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:24,065 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,066 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,066 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,066 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,066 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,066 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,066 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,067 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:24,067 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:53:24,067 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:53:24,068 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-13 18:53:24,068 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,068 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,068 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,080 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,081 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,081 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:24,081 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,081 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,082 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,082 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,082 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,082 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,082 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,082 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,083 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,083 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,083 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,083 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:24,083 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:24,083 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-13 18:53:24,090 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-13 18:53:24,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:53:24,124 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:53:24,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24 WrapperNode [2022-12-13 18:53:24,125 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:53:24,126 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:53:24,126 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:53:24,126 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:53:24,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,168 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,211 INFO L138 Inliner]: procedures = 259, calls = 1866, calls flagged for inlining = 99, calls inlined = 32, statements flattened = 1585 [2022-12-13 18:53:24,212 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:53:24,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:53:24,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:53:24,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:53:24,220 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,263 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,267 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,275 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:53:24,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:53:24,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:53:24,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:53:24,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (1/1) ... [2022-12-13 18:53:24,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:53:24,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:53:24,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:53:24,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:53:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2022-12-13 18:53:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2022-12-13 18:53:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 18:53:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 18:53:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-13 18:53:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-13 18:53:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 18:53:24,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 18:53:24,340 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2022-12-13 18:53:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 18:53:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 18:53:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 18:53:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 18:53:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 18:53:24,341 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 18:53:24,341 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-12-13 18:53:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 18:53:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 18:53:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-13 18:53:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-13 18:53:24,342 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 18:53:24,342 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-13 18:53:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2022-12-13 18:53:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 18:53:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 18:53:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 18:53:24,343 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-13 18:53:24,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 18:53:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2022-12-13 18:53:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 18:53:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 18:53:24,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-13 18:53:24,344 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-13 18:53:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-13 18:53:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:53:24,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:53:24,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:53:24,593 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:53:24,595 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:53:25,762 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:53:25,771 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:53:25,771 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 18:53:25,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:53:25 BoogieIcfgContainer [2022-12-13 18:53:25,774 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:53:25,776 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:53:25,776 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:53:25,779 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:53:25,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:53:22" (1/3) ... [2022-12-13 18:53:25,779 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9a09da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:53:25, skipping insertion in model container [2022-12-13 18:53:25,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:24" (2/3) ... [2022-12-13 18:53:25,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f9a09da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:53:25, skipping insertion in model container [2022-12-13 18:53:25,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:53:25" (3/3) ... [2022-12-13 18:53:25,781 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-13 18:53:25,795 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:53:25,795 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 18:53:25,840 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 18:53:25,845 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@768f7268, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 18:53:25,846 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 18:53:25,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-12-13 18:53:25,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-13 18:53:25,857 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:25,857 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:25,857 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:25,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:25,861 INFO L85 PathProgramCache]: Analyzing trace with hash 273593741, now seen corresponding path program 1 times [2022-12-13 18:53:25,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:25,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1795661903] [2022-12-13 18:53:25,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:25,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:26,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:26,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:26,310 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1795661903] [2022-12-13 18:53:26,310 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1795661903] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:26,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:26,311 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:26,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528243233] [2022-12-13 18:53:26,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:26,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:26,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:26,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:26,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:26,348 INFO L87 Difference]: Start difference. First operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:26,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:26,506 INFO L93 Difference]: Finished difference Result 736 states and 1044 transitions. [2022-12-13 18:53:26,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:26,509 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-13 18:53:26,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:26,521 INFO L225 Difference]: With dead ends: 736 [2022-12-13 18:53:26,521 INFO L226 Difference]: Without dead ends: 414 [2022-12-13 18:53:26,526 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 [2022-12-13 18:53:26,530 INFO L413 NwaCegarLoop]: 439 mSDtfsCounter, 142 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 857 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:26,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 857 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:26,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-12-13 18:53:26,607 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 399. [2022-12-13 18:53:26,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 316 states have internal predecessors, (436), 62 states have call successors, (62), 31 states have call predecessors, (62), 30 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-13 18:53:26,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 551 transitions. [2022-12-13 18:53:26,619 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 551 transitions. Word has length 17 [2022-12-13 18:53:26,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:26,619 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 551 transitions. [2022-12-13 18:53:26,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:26,619 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 551 transitions. [2022-12-13 18:53:26,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 18:53:26,621 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:26,621 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:26,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 18:53:26,622 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:26,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:26,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1660204033, now seen corresponding path program 1 times [2022-12-13 18:53:26,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:26,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503607154] [2022-12-13 18:53:26,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:26,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:26,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:26,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:26,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503607154] [2022-12-13 18:53:26,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503607154] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:26,789 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:26,789 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:26,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833874577] [2022-12-13 18:53:26,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:26,790 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:26,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:26,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:26,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:26,792 INFO L87 Difference]: Start difference. First operand 399 states and 551 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:26,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:26,873 INFO L93 Difference]: Finished difference Result 401 states and 552 transitions. [2022-12-13 18:53:26,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:26,873 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-13 18:53:26,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:26,879 INFO L225 Difference]: With dead ends: 401 [2022-12-13 18:53:26,879 INFO L226 Difference]: Without dead ends: 398 [2022-12-13 18:53:26,880 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 [2022-12-13 18:53:26,882 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 408 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:26,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 423 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:53:26,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2022-12-13 18:53:26,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2022-12-13 18:53:26,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 306 states have (on average 1.4215686274509804) internal successors, (435), 315 states have internal predecessors, (435), 61 states have call successors, (61), 31 states have call predecessors, (61), 30 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-13 18:53:26,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 549 transitions. [2022-12-13 18:53:26,932 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 549 transitions. Word has length 19 [2022-12-13 18:53:26,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:26,933 INFO L495 AbstractCegarLoop]: Abstraction has 398 states and 549 transitions. [2022-12-13 18:53:26,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:26,933 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 549 transitions. [2022-12-13 18:53:26,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 18:53:26,934 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:26,935 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:26,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 18:53:26,935 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:26,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:26,936 INFO L85 PathProgramCache]: Analyzing trace with hash 73096171, now seen corresponding path program 1 times [2022-12-13 18:53:26,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:26,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991348264] [2022-12-13 18:53:26,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:26,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:27,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:27,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991348264] [2022-12-13 18:53:27,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991348264] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:27,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:27,069 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:27,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499650589] [2022-12-13 18:53:27,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:27,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:27,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:27,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:27,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:27,071 INFO L87 Difference]: Start difference. First operand 398 states and 549 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:27,133 INFO L93 Difference]: Finished difference Result 405 states and 553 transitions. [2022-12-13 18:53:27,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:27,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-12-13 18:53:27,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:27,136 INFO L225 Difference]: With dead ends: 405 [2022-12-13 18:53:27,136 INFO L226 Difference]: Without dead ends: 401 [2022-12-13 18:53:27,137 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 [2022-12-13 18:53:27,138 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 391 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:27,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 429 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:53:27,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2022-12-13 18:53:27,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 399. [2022-12-13 18:53:27,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 308 states have (on average 1.4123376623376624) internal successors, (435), 315 states have internal predecessors, (435), 59 states have call successors, (59), 32 states have call predecessors, (59), 31 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-13 18:53:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 547 transitions. [2022-12-13 18:53:27,159 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 547 transitions. Word has length 20 [2022-12-13 18:53:27,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:27,159 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 547 transitions. [2022-12-13 18:53:27,159 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,159 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 547 transitions. [2022-12-13 18:53:27,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 18:53:27,160 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:27,160 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:27,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 18:53:27,160 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:27,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:27,161 INFO L85 PathProgramCache]: Analyzing trace with hash -2029167486, now seen corresponding path program 1 times [2022-12-13 18:53:27,161 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:27,161 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341698139] [2022-12-13 18:53:27,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:27,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:27,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:27,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341698139] [2022-12-13 18:53:27,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341698139] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:27,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:27,261 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:27,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147577430] [2022-12-13 18:53:27,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:27,262 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:27,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:27,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:27,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:27,262 INFO L87 Difference]: Start difference. First operand 399 states and 547 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:27,312 INFO L93 Difference]: Finished difference Result 401 states and 548 transitions. [2022-12-13 18:53:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:27,312 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-12-13 18:53:27,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:27,314 INFO L225 Difference]: With dead ends: 401 [2022-12-13 18:53:27,314 INFO L226 Difference]: Without dead ends: 398 [2022-12-13 18:53:27,315 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 [2022-12-13 18:53:27,315 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 400 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:27,316 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 417 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:53:27,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 398 states. [2022-12-13 18:53:27,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 398 to 398. [2022-12-13 18:53:27,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 398 states, 308 states have (on average 1.4090909090909092) internal successors, (434), 314 states have internal predecessors, (434), 58 states have call successors, (58), 32 states have call predecessors, (58), 31 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-13 18:53:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 545 transitions. [2022-12-13 18:53:27,333 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 545 transitions. Word has length 21 [2022-12-13 18:53:27,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:27,334 INFO L495 AbstractCegarLoop]: Abstraction has 398 states and 545 transitions. [2022-12-13 18:53:27,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,334 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 545 transitions. [2022-12-13 18:53:27,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-13 18:53:27,335 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:27,335 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:27,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 18:53:27,335 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:27,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:27,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1520140750, now seen corresponding path program 1 times [2022-12-13 18:53:27,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:27,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833674057] [2022-12-13 18:53:27,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:27,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:27,435 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:27,436 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [833674057] [2022-12-13 18:53:27,436 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [833674057] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:27,436 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:27,436 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:27,436 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941006834] [2022-12-13 18:53:27,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:27,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:27,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:27,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:27,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:27,437 INFO L87 Difference]: Start difference. First operand 398 states and 545 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:27,513 INFO L93 Difference]: Finished difference Result 604 states and 834 transitions. [2022-12-13 18:53:27,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:27,514 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-12-13 18:53:27,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:27,516 INFO L225 Difference]: With dead ends: 604 [2022-12-13 18:53:27,516 INFO L226 Difference]: Without dead ends: 600 [2022-12-13 18:53:27,516 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 [2022-12-13 18:53:27,517 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 152 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:27,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 826 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:53:27,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2022-12-13 18:53:27,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 598. [2022-12-13 18:53:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 598 states, 471 states have (on average 1.4288747346072186) internal successors, (673), 479 states have internal predecessors, (673), 80 states have call successors, (80), 48 states have call predecessors, (80), 46 states have return successors, (75), 71 states have call predecessors, (75), 75 states have call successors, (75) [2022-12-13 18:53:27,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 598 states and 828 transitions. [2022-12-13 18:53:27,541 INFO L78 Accepts]: Start accepts. Automaton has 598 states and 828 transitions. Word has length 22 [2022-12-13 18:53:27,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:27,541 INFO L495 AbstractCegarLoop]: Abstraction has 598 states and 828 transitions. [2022-12-13 18:53:27,541 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 828 transitions. [2022-12-13 18:53:27,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-13 18:53:27,542 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:27,542 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:27,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-12-13 18:53:27,542 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:27,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:27,543 INFO L85 PathProgramCache]: Analyzing trace with hash -120448763, now seen corresponding path program 1 times [2022-12-13 18:53:27,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:27,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993148484] [2022-12-13 18:53:27,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:27,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:27,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:27,635 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993148484] [2022-12-13 18:53:27,635 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993148484] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:27,635 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:27,635 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:27,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087029798] [2022-12-13 18:53:27,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:27,636 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:27,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:27,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:27,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:27,636 INFO L87 Difference]: Start difference. First operand 598 states and 828 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:27,686 INFO L93 Difference]: Finished difference Result 600 states and 829 transitions. [2022-12-13 18:53:27,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:27,689 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-12-13 18:53:27,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:27,691 INFO L225 Difference]: With dead ends: 600 [2022-12-13 18:53:27,691 INFO L226 Difference]: Without dead ends: 575 [2022-12-13 18:53:27,692 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 [2022-12-13 18:53:27,692 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 396 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:27,692 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 416 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 18:53:27,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2022-12-13 18:53:27,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 575. [2022-12-13 18:53:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 575 states, 457 states have (on average 1.4310722100656454) internal successors, (654), 463 states have internal predecessors, (654), 73 states have call successors, (73), 46 states have call predecessors, (73), 44 states have return successors, (69), 66 states have call predecessors, (69), 69 states have call successors, (69) [2022-12-13 18:53:27,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 796 transitions. [2022-12-13 18:53:27,717 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 796 transitions. Word has length 23 [2022-12-13 18:53:27,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:27,717 INFO L495 AbstractCegarLoop]: Abstraction has 575 states and 796 transitions. [2022-12-13 18:53:27,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 796 transitions. [2022-12-13 18:53:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-13 18:53:27,718 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:27,718 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:27,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-12-13 18:53:27,718 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:27,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:27,719 INFO L85 PathProgramCache]: Analyzing trace with hash 590221083, now seen corresponding path program 1 times [2022-12-13 18:53:27,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:27,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827259491] [2022-12-13 18:53:27,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:27,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:27,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-12-13 18:53:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-12-13 18:53:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:27,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 18:53:27,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:27,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827259491] [2022-12-13 18:53:27,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827259491] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:27,925 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:27,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:53:27,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551658873] [2022-12-13 18:53:27,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:27,925 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:53:27,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:27,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:53:27,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:53:27,926 INFO L87 Difference]: Start difference. First operand 575 states and 796 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 18:53:28,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:28,413 INFO L93 Difference]: Finished difference Result 1146 states and 1588 transitions. [2022-12-13 18:53:28,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:53:28,413 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 45 [2022-12-13 18:53:28,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:28,416 INFO L225 Difference]: With dead ends: 1146 [2022-12-13 18:53:28,416 INFO L226 Difference]: Without dead ends: 574 [2022-12-13 18:53:28,418 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:53:28,418 INFO L413 NwaCegarLoop]: 351 mSDtfsCounter, 457 mSDsluCounter, 393 mSDsCounter, 0 mSdLazyCounter, 289 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 483 SdHoareTripleChecker+Valid, 744 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:28,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [483 Valid, 744 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 289 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-13 18:53:28,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2022-12-13 18:53:28,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 574. [2022-12-13 18:53:28,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 574 states, 457 states have (on average 1.4266958424507659) internal successors, (652), 462 states have internal predecessors, (652), 72 states have call successors, (72), 46 states have call predecessors, (72), 44 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2022-12-13 18:53:28,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 791 transitions. [2022-12-13 18:53:28,446 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 791 transitions. Word has length 45 [2022-12-13 18:53:28,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:28,446 INFO L495 AbstractCegarLoop]: Abstraction has 574 states and 791 transitions. [2022-12-13 18:53:28,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 18:53:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 791 transitions. [2022-12-13 18:53:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-13 18:53:28,448 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:28,448 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:28,448 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-12-13 18:53:28,448 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:28,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:28,448 INFO L85 PathProgramCache]: Analyzing trace with hash 741731796, now seen corresponding path program 1 times [2022-12-13 18:53:28,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:28,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881163783] [2022-12-13 18:53:28,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:28,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:28,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:53:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:28,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 18:53:28,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:28,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-12-13 18:53:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:28,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-12-13 18:53:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:28,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-13 18:53:28,622 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:28,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881163783] [2022-12-13 18:53:28,622 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881163783] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:28,622 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:28,622 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:53:28,622 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1724979150] [2022-12-13 18:53:28,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:28,623 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:53:28,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:28,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:53:28,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:53:28,624 INFO L87 Difference]: Start difference. First operand 574 states and 791 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 18:53:29,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:29,178 INFO L93 Difference]: Finished difference Result 576 states and 792 transitions. [2022-12-13 18:53:29,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-13 18:53:29,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 54 [2022-12-13 18:53:29,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:29,181 INFO L225 Difference]: With dead ends: 576 [2022-12-13 18:53:29,181 INFO L226 Difference]: Without dead ends: 573 [2022-12-13 18:53:29,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-12-13 18:53:29,182 INFO L413 NwaCegarLoop]: 268 mSDtfsCounter, 238 mSDsluCounter, 628 mSDsCounter, 0 mSdLazyCounter, 397 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 896 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:29,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 896 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 397 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-13 18:53:29,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2022-12-13 18:53:29,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 573. [2022-12-13 18:53:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 457 states have (on average 1.424507658643326) internal successors, (651), 461 states have internal predecessors, (651), 71 states have call successors, (71), 46 states have call predecessors, (71), 44 states have return successors, (67), 66 states have call predecessors, (67), 67 states have call successors, (67) [2022-12-13 18:53:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 789 transitions. [2022-12-13 18:53:29,210 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 789 transitions. Word has length 54 [2022-12-13 18:53:29,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:29,210 INFO L495 AbstractCegarLoop]: Abstraction has 573 states and 789 transitions. [2022-12-13 18:53:29,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 3 states have internal predecessors, (40), 3 states have call successors, (6), 5 states have call predecessors, (6), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-12-13 18:53:29,210 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 789 transitions. [2022-12-13 18:53:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-12-13 18:53:29,211 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:29,211 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:29,211 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-12-13 18:53:29,212 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:29,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:29,212 INFO L85 PathProgramCache]: Analyzing trace with hash 360678227, now seen corresponding path program 1 times [2022-12-13 18:53:29,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:29,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478456779] [2022-12-13 18:53:29,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:29,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:29,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-12-13 18:53:29,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:29,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-12-13 18:53:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:29,514 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-13 18:53:29,514 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 18:53:29,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478456779] [2022-12-13 18:53:29,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478456779] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:29,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:29,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 18:53:29,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752287170] [2022-12-13 18:53:29,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:29,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 18:53:29,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 18:53:29,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 18:53:29,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:53:29,516 INFO L87 Difference]: Start difference. First operand 573 states and 789 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 18:53:30,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:30,155 INFO L93 Difference]: Finished difference Result 1171 states and 1609 transitions. [2022-12-13 18:53:30,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 18:53:30,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 53 [2022-12-13 18:53:30,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:30,157 INFO L225 Difference]: With dead ends: 1171 [2022-12-13 18:53:30,157 INFO L226 Difference]: Without dead ends: 593 [2022-12-13 18:53:30,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-12-13 18:53:30,159 INFO L413 NwaCegarLoop]: 273 mSDtfsCounter, 150 mSDsluCounter, 690 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 963 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:30,159 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 963 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-13 18:53:30,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2022-12-13 18:53:30,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 525. [2022-12-13 18:53:30,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 425 states have (on average 1.44) internal successors, (612), 428 states have internal predecessors, (612), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-13 18:53:30,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 732 transitions. [2022-12-13 18:53:30,179 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 732 transitions. Word has length 53 [2022-12-13 18:53:30,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:30,179 INFO L495 AbstractCegarLoop]: Abstraction has 525 states and 732 transitions. [2022-12-13 18:53:30,179 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2022-12-13 18:53:30,179 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 732 transitions. [2022-12-13 18:53:30,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-13 18:53:30,180 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:30,180 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:30,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-12-13 18:53:30,181 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:30,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:30,181 INFO L85 PathProgramCache]: Analyzing trace with hash 763976356, now seen corresponding path program 1 times [2022-12-13 18:53:30,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 18:53:30,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [26520410] [2022-12-13 18:53:30,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:30,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 18:53:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:53:30,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:53:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:53:30,435 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 18:53:30,435 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 18:53:30,436 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 18:53:30,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-12-13 18:53:30,441 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:30,444 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 18:53:30,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 06:53:30 BoogieIcfgContainer [2022-12-13 18:53:30,535 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 18:53:30,535 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 18:53:30,535 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 18:53:30,535 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 18:53:30,536 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:53:25" (3/4) ... [2022-12-13 18:53:30,538 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 18:53:30,538 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 18:53:30,539 INFO L158 Benchmark]: Toolchain (without parser) took 7864.66ms. Allocated memory was 138.4MB in the beginning and 293.6MB in the end (delta: 155.2MB). Free memory was 94.2MB in the beginning and 175.1MB in the end (delta: -80.9MB). Peak memory consumption was 74.6MB. Max. memory is 16.1GB. [2022-12-13 18:53:30,539 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:53:30,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1450.23ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 93.8MB in the beginning and 96.7MB in the end (delta: -2.8MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2022-12-13 18:53:30,539 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.36ms. Allocated memory is still 167.8MB. Free memory was 96.7MB in the beginning and 86.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 18:53:30,539 INFO L158 Benchmark]: Boogie Preprocessor took 62.51ms. Allocated memory is still 167.8MB. Free memory was 86.2MB in the beginning and 76.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-13 18:53:30,540 INFO L158 Benchmark]: RCFGBuilder took 1498.47ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 76.8MB in the beginning and 94.3MB in the end (delta: -17.5MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2022-12-13 18:53:30,540 INFO L158 Benchmark]: TraceAbstraction took 4758.94ms. Allocated memory was 201.3MB in the beginning and 293.6MB in the end (delta: 92.3MB). Free memory was 93.3MB in the beginning and 175.1MB in the end (delta: -81.9MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2022-12-13 18:53:30,540 INFO L158 Benchmark]: Witness Printer took 3.22ms. Allocated memory is still 293.6MB. Free memory is still 175.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:53:30,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 138.4MB. Free memory is still 107.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1450.23ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 93.8MB in the beginning and 96.7MB in the end (delta: -2.8MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.36ms. Allocated memory is still 167.8MB. Free memory was 96.7MB in the beginning and 86.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.51ms. Allocated memory is still 167.8MB. Free memory was 86.2MB in the beginning and 76.8MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1498.47ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 76.8MB in the beginning and 94.3MB in the end (delta: -17.5MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * TraceAbstraction took 4758.94ms. Allocated memory was 201.3MB in the beginning and 293.6MB in the end (delta: 92.3MB). Free memory was 93.3MB in the beginning and 175.1MB in the end (delta: -81.9MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Witness Printer took 3.22ms. Allocated memory is still 293.6MB. Free memory is still 175.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6023]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 3473. Possible FailurePath: [L3298] int ldv_state_variable_3 ; [L3299] int ldv_state_variable_1 ; [L3300] int ldv_state_variable_2 ; [L3301] int ref_cnt ; [L3302] int ldv_state_variable_0 ; [L3412] int rc_core_debug ; [L3472] static struct list_head rc_map_list = {& rc_map_list, & rc_map_list}; [L3473-L3474] static spinlock_t rc_map_lock = {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "rc_map_lock", 0, 0UL}}}}; [L3551] static struct rc_map_table empty[1U] = { {42U, 152U}}; [L3552-L3559] static struct rc_map_list empty_map = {{0, 0}, {(struct rc_map_table *)(& empty), 1U, 0U, 0U, 0, "rc-empty", {{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}}}; [L4237-L4238] static struct class ir_input_class = {"rc", 0, 0, 0, 0, 0, 0, & ir_devnode, 0, 0, 0, 0, 0, 0, 0, 0}; [L4239-L4251] static struct __anonstruct_proto_names_168 proto_names[12U] = { {0ULL, (char *)"none"}, {2ULL, (char *)"other"}, {1ULL, (char *)"unknown"}, {24ULL, (char *)"rc-5"}, {1024ULL, (char *)"nec"}, {253952ULL, (char *)"rc-6"}, {64ULL, (char *)"jvc"}, {896ULL, (char *)"sony"}, {32ULL, (char *)"rc-5-sz"}, {2048ULL, (char *)"sanyo"}, {4096ULL, (char *)"mce_kbd"}, {4ULL, (char *)"lirc"}}; [L4578-L4580] static struct device_attribute dev_attr_protocols = {{"protocols", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_protocols, & store_protocols}; [L4581] static struct attribute *rc_dev_attrs[2U] = { & dev_attr_protocols.attr, 0}; [L4582] static struct attribute_group rc_dev_attr_grp = {0, 0, (struct attribute **)(& rc_dev_attrs)}; [L4583] static struct attribute_group const *rc_dev_attr_groups[2U] = { (struct attribute_group const *)(& rc_dev_attr_grp), 0}; [L4584-L4585] static struct device_type rc_dev_type = {0, (struct attribute_group const **)(& rc_dev_attr_groups), & rc_dev_uevent, 0, & rc_dev_release, 0}; [L4884] char *ldvarg3 ; [L4885] struct device *dev_attr_protocols_group0 ; [L4886] struct kobj_uevent_env *ldvarg0 ; [L4887] char *ldvarg5 ; [L4888] struct device *ldvarg1 ; [L4889] int ldv_retval_0 ; [L4890] size_t ldvarg4 ; [L4892] struct device_attribute *dev_attr_protocols_group1 ; [L4894] struct device *rc_dev_type_group0 ; [L4895] umode_t *ldvarg2 ; [L5297] static struct list_head ir_raw_client_list = {& ir_raw_client_list, & ir_raw_client_list}; [L5298-L5301] static struct mutex ir_raw_handler_lock = {{1}, {{{{{0U}}, 3735899821U, 4294967295U, 0xffffffffffffffffUL, {0, {0, 0}, "ir_raw_handler_lock.wait_lock", 0, 0UL}}}}, {& ir_raw_handler_lock.wait_list, & ir_raw_handler_lock.wait_list}, 0, 0, (void *)(& ir_raw_handler_lock), {0, {0, 0}, "ir_raw_handler_lock", 0, 0UL}}; [L5302] static struct list_head ir_raw_handler_list = {& ir_raw_handler_list, & ir_raw_handler_list}; [L5303] static u64 available_protocols ; [L5304] static struct work_struct wq_load ; [L6040] static int ldv_mutex_cred_guard_mutex_of_signal_struct ; [L6143] static int ldv_mutex_ir_raw_handler_lock ; [L6245] static int ldv_mutex_lock ; [L6347] static int ldv_mutex_lock_of_rc_dev ; [L6449] static int ldv_mutex_mutex_of_device ; VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:0}, dev_attr_protocols_group1={0:0}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=0, ldv_mutex_ir_raw_handler_lock=0, ldv_mutex_lock=0, ldv_mutex_lock_of_rc_dev=0, ldv_mutex_mutex_of_device=0, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4=0, ldvarg5={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4898] int tmp ; [L4899] int tmp___0 ; [L4900] int tmp___1 ; [L4901] int tmp___2 ; [L4902] int tmp___3 ; [L4904] ldvarg0 = (struct kobj_uevent_env*) __VERIFIER_nondet_long () [L4905] ldvarg1 = (struct device*) __VERIFIER_nondet_long () [L4906] ldvarg2 = (umode_t *) __VERIFIER_nondet_long () [L4907] ldvarg3 = (char*) __VERIFIER_nondet_long () [L4908] ldvarg4 = (size_t) __VERIFIER_nondet_long () [L4909] ldvarg5 = (char*) __VERIFIER_nondet_long () [L4910] dev_attr_protocols_group0 = (struct device *)__VERIFIER_nondet_long () [L4911] dev_attr_protocols_group1 = (struct device_attribute *)__VERIFIER_nondet_long () [L4912] rc_dev_type_group0 = (struct device*) __VERIFIER_nondet_long () [L4913] CALL ldv_initialize() [L6554] ldv_mutex_cred_guard_mutex_of_signal_struct = 1 [L6555] ldv_mutex_ir_raw_handler_lock = 1 [L6556] ldv_mutex_lock = 1 [L6557] ldv_mutex_lock_of_rc_dev = 1 [L6558] ldv_mutex_mutex_of_device = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4913] RET ldv_initialize() [L4914] ldv_state_variable_1 = 0 [L4915] ref_cnt = 0 [L4916] ldv_state_variable_0 = 1 [L4917] ldv_state_variable_3 = 0 [L4918] ldv_state_variable_2 = 0 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, wq_load={201:0}] [L4962] COND TRUE ldv_state_variable_0 != 0 [L4963] tmp___1 = __VERIFIER_nondet_int() [L4965] case 0: [L4973] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4974] COND TRUE ldv_state_variable_0 == 1 [L4975] CALL, EXPR rc_core_init() [L4861] int rc ; [L4862] struct lock_class_key __key ; [L4863] int tmp ; [L4865] CALL, EXPR __class_register(& ir_input_class, & __key) [L6590] return __VERIFIER_nondet_int(); [L4865] RET, EXPR __class_register(& ir_input_class, & __key) [L4865] tmp = __class_register(& ir_input_class, & __key) [L4866] rc = tmp VAL [__key={203:0}, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc=0, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=0, wq_load={201:0}] [L4867] COND FALSE !(rc != 0) [L4872] CALL rc_map_register(& empty_map) [L3536] CALL spin_lock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3319] FCALL _raw_spin_lock(& lock->ldv_5961.rlock) [L3536] RET spin_lock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3537] CALL list_add_tail(& map->list, & rc_map_list) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3236] EXPR head->prev [L3236] FCALL __list_add(new, head->prev, head) [L3537] RET list_add_tail(& map->list, & rc_map_list) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3538] CALL spin_unlock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3326] FCALL _raw_spin_unlock(& lock->ldv_5961.rlock) [L3538] RET spin_unlock(& rc_map_lock) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L3539] return (0); VAL [\result=0, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, map={190:0}, map={190:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4872] RET rc_map_register(& empty_map) [L4873] return (0); [L4873] return (0); VAL [\result=0, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc=0, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=0, wq_load={201:0}] [L4975] RET, EXPR rc_core_init() [L4975] ldv_retval_0 = rc_core_init() [L4976] COND TRUE ldv_retval_0 == 0 [L4977] ldv_state_variable_0 = 3 [L4978] ldv_state_variable_2 = 1 [L4979] ldv_state_variable_3 = 1 [L4980] ldv_state_variable_1 = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4983] COND FALSE !(ldv_retval_0 != 0) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=1, tmp___1=1, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: [L4998] case 2: [L5016] case 3: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, wq_load={201:0}] [L5017] COND TRUE ldv_state_variable_2 != 0 [L5018] tmp___3 = __VERIFIER_nondet_int() [L5020] case 0: [L5028] case 1: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L5029] COND TRUE ldv_state_variable_2 == 1 [L5030] CALL show_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, ldvarg3) [L4254] struct rc_dev *dev ; [L4255] struct device const *__mptr ; [L4256] u64 allowed ; [L4257] u64 enabled ; [L4258] char *tmp ; [L4259] int i ; [L4260] struct _ddebug descriptor ; [L4261] long tmp___0 ; [L4262] int tmp___1 ; [L4263] int tmp___2 ; [L4265] __mptr = (struct device const *)device [L4266] dev = (struct rc_dev *)__mptr [L4267] tmp = buf VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-5}, buf={0:-5}, descriptor={204:0}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-5}, wq_load={201:0}] [L4268] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L4272] CALL ldv_mutex_lock_6(& dev->lock) [L5099] CALL ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6383] COND TRUE ldv_mutex_lock_of_rc_dev == 1 VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=1, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6387] ldv_mutex_lock_of_rc_dev = 2 VAL [\old(ldv_mutex_lock_of_rc_dev)=1, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L5099] RET ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L5100] FCALL mutex_lock(ldv_func_arg1) VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L4272] RET ldv_mutex_lock_6(& dev->lock) [L4273] EXPR dev->driver_type VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-5}, buf={0:-5}, descriptor={204:0}, dev={0:-1227}, dev->driver_type=4294967297, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-5}, wq_load={201:0}] [L4273] COND FALSE !((unsigned int )dev->driver_type == 0U) [L4277] EXPR dev->raw VAL [__mptr={0:-1227}, available_protocols=0, buf={0:-5}, buf={0:-5}, descriptor={204:0}, dev={0:-1227}, dev->raw={0:0}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-5}, wq_load={201:0}] [L4277] COND FALSE !((unsigned long )dev->raw != (unsigned long )((struct ir_raw_event_ctrl *)0)) [L4281] return (-19L); [L4281] return (-19L); VAL [\result=-19, __mptr={0:-1227}, available_protocols=0, buf={0:-5}, buf={0:-5}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp={0:-5}, wq_load={201:0}] [L5030] RET show_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, ldvarg3) [L5031] ldv_state_variable_2 = 1 VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L4920] tmp = __VERIFIER_nondet_int() [L4922] case 0: [L4961] case 1: [L4998] case 2: [L5016] case 3: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=1, wq_load={201:0}] [L5017] COND TRUE ldv_state_variable_2 != 0 [L5018] tmp___3 = __VERIFIER_nondet_int() [L5020] case 0: VAL [available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, tmp=3, tmp___1=1, tmp___3=0, wq_load={201:0}] [L5021] COND TRUE ldv_state_variable_2 == 1 [L5022-L5023] CALL store_protocols(dev_attr_protocols_group0, dev_attr_protocols_group1, (char const *)ldvarg5, ldvarg4) [L4333] struct rc_dev *dev ; [L4334] struct device const *__mptr ; [L4335] bool enable ; [L4336] bool disable ; [L4337] char const *tmp ; [L4338] u64 type ; [L4339] u64 mask ; [L4340] int rc ; [L4341] int i ; [L4342] int count ; [L4343] unsigned long flags ; [L4344] ssize_t ret ; [L4345] struct _ddebug descriptor ; [L4346] long tmp___0 ; [L4347] int tmp___1 ; [L4348] struct _ddebug descriptor___0 ; [L4349] long tmp___2 ; [L4350] char *tmp___3 ; [L4351] struct _ddebug descriptor___1 ; [L4352] long tmp___4 ; [L4353] struct _ddebug descriptor___2 ; [L4354] long tmp___5 ; [L4355] raw_spinlock_t *tmp___6 ; [L4356] struct _ddebug descriptor___3 ; [L4357] long tmp___7 ; [L4359] __mptr = (struct device const *)device [L4360] dev = (struct rc_dev *)__mptr [L4361] count = 0 VAL [\old(len)=18446744073709551613, __mptr={0:-1227}, available_protocols=0, count=0, data={0:-2}, data={210:0}, descriptor={202:0}, descriptor___0={208:0}, descriptor___1={206:0}, descriptor___2={207:0}, descriptor___3={209:0}, dev={0:-1227}, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, device={0:-1227}, device={0:-1227}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, len=18446744073709551613, mattr={0:-4}, mattr={0:-4}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, type={205:0}, wq_load={201:0}] [L4362] COND FALSE !((unsigned long )dev == (unsigned long )((struct rc_dev *)0)) [L4366] CALL ldv_mutex_lock_8(& dev->lock) [L5115] CALL ldv_mutex_lock_lock_of_rc_dev(ldv_func_arg1) VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6383] COND FALSE !(ldv_mutex_lock_of_rc_dev == 1) VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, lock={0:0}, lock={0:0}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6385] CALL ldv_error() VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] [L6023] reach_error() VAL [\old(ldv_mutex_lock_of_rc_dev)=2, available_protocols=0, dev_attr_protocols={193:0}, dev_attr_protocols_group0={0:-1227}, dev_attr_protocols_group1={0:-4}, empty={189:0}, empty_map={190:0}, ir_input_class={191:0}, ir_raw_client_list={198:0}, ir_raw_handler_list={200:0}, ir_raw_handler_lock={199:0}, ldv_mutex_cred_guard_mutex_of_signal_struct=1, ldv_mutex_ir_raw_handler_lock=1, ldv_mutex_lock=1, ldv_mutex_lock_of_rc_dev=2, ldv_mutex_mutex_of_device=1, ldv_retval_0=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:-5}, ldvarg4=18446744073709551613, ldvarg5={0:-2}, proto_names={192:0}, rc_core_debug=0, rc_dev_attr_groups={196:0}, rc_dev_attr_grp={195:0}, rc_dev_attrs={194:0}, rc_dev_type={197:0}, rc_dev_type_group0={0:0}, rc_map_list={187:0}, rc_map_lock={188:0}, ref_cnt=0, wq_load={201:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 25 procedures, 317 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2770 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2734 mSDsluCounter, 5971 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2538 mSDsCounter, 235 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1227 IncrementalHoareTripleChecker+Invalid, 1462 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 235 mSolverCounterUnsat, 3433 mSDtfsCounter, 1227 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=598occurred in iteration=5, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 9 MinimizatonAttempts, 87 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 265 ConstructedInterpolants, 0 QuantifiedInterpolants, 509 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 24/24 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-13 18:53:30,557 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 18:53:32,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:53:32,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:53:32,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:53:32,163 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:53:32,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:53:32,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:53:32,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:53:32,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:53:32,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:53:32,168 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:53:32,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:53:32,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:53:32,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:53:32,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:53:32,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:53:32,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:53:32,180 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:53:32,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:53:32,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:53:32,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:53:32,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:53:32,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:53:32,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:53:32,190 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:53:32,190 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:53:32,190 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:53:32,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:53:32,191 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:53:32,192 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:53:32,192 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:53:32,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:53:32,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:53:32,194 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:53:32,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:53:32,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:53:32,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:53:32,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:53:32,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:53:32,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:53:32,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:53:32,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-12-13 18:53:32,212 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:53:32,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:53:32,212 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:53:32,212 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:53:32,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:53:32,213 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:53:32,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:53:32,214 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:53:32,214 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:53:32,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:53:32,215 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:53:32,216 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:53:32,216 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:53:32,217 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 18:53:32,217 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:53:32,217 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8001390eb2f6d47f3c7e12a6690b5c61f51c12957cc81df6245a38db5a896095 [2022-12-13 18:53:32,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:53:32,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:53:32,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:53:32,455 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:53:32,455 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:53:32,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-13 18:53:35,069 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:53:35,441 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:53:35,441 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-13 18:53:35,467 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data/1114cf7a7/53325de5af61496d8c461bb172211d39/FLAG1c2b7cbfb [2022-12-13 18:53:35,479 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/data/1114cf7a7/53325de5af61496d8c461bb172211d39 [2022-12-13 18:53:35,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:53:35,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:53:35,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:53:35,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:53:35,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:53:35,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:53:35" (1/1) ... [2022-12-13 18:53:35,487 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48540df4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:35, skipping insertion in model container [2022-12-13 18:53:35,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:53:35" (1/1) ... [2022-12-13 18:53:35,493 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:53:35,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:53:35,853 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:53:35,874 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-13 18:53:35,945 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:53:35,948 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:53:35,951 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:53:36,011 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 18:53:36,014 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:36,025 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,028 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,104 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,105 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,105 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 18:53:36,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,108 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,117 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,120 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,126 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,129 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,132 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,134 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,140 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,144 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,157 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,158 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:36,165 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,174 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,175 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:36,178 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,181 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,186 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,188 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,192 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,193 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,193 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,194 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:36,194 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:36,198 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,201 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,203 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,203 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:36,204 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:36,205 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,218 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 18:53:36,240 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,241 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:36,243 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:36,250 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,252 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-13 18:53:36,254 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,255 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-13 18:53:36,257 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,259 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,260 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,261 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,267 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:36,268 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:36,271 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,272 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:36,272 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:36,272 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:53:36,273 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:53:36,273 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-13 18:53:36,273 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-13 18:53:36,274 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 18:53:36,275 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 18:53:36,275 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,275 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 18:53:36,278 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-13 18:53:36,279 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:36,279 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-13 18:53:36,280 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 18:53:36,281 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-13 18:53:36,282 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,282 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,284 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,288 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,289 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:36,289 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:36,290 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:53:36,292 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,292 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:36,292 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:36,295 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-13 18:53:36,295 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,298 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-13 18:53:36,308 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-13 18:53:36,311 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,311 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,312 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,312 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:36,313 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,313 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,314 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,314 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,315 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,315 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,315 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,316 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,326 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:53:36,384 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 18:53:36,387 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 18:53:36,432 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:36,432 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:36,433 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:36,433 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:53:36,434 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-13 18:53:36,434 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:53:36,435 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:36,438 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,439 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-13 18:53:36,439 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:53:36,441 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-13 18:53:36,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,455 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,455 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:36,457 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:53:36,457 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:36,458 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 18:53:36,459 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:36,461 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,462 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 18:53:36,462 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,463 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:53:36,463 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,465 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,468 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,469 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,469 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,469 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,469 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,469 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,470 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,470 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,470 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:53:36,470 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:53:36,471 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-13 18:53:36,471 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,471 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,471 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,472 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,472 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,472 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:36,473 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,473 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,473 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,474 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,474 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,474 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,474 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,474 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,475 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,475 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,475 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,475 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,476 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,478 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-13 18:53:36,563 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-13 18:53:36,570 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:53:36,597 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-12-13 18:53:36,625 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:53:36,685 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:53:36,686 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-13 18:53:36,688 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:53:36,688 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:53:36,688 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:53:36,691 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 18:53:36,691 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:36,691 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,692 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,697 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,697 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,698 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 18:53:36,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,698 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,699 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,702 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,703 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,705 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,707 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,709 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,710 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,712 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,714 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,719 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,720 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:36,722 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,725 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,726 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:36,728 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,730 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,732 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,733 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,733 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,734 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,734 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,735 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:36,735 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:36,736 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,738 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,739 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,740 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:36,740 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:36,741 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,743 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 18:53:36,749 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,750 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:36,751 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:36,755 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,756 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-13 18:53:36,758 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,759 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-13 18:53:36,760 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,762 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,763 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,764 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,766 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:36,767 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:36,769 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,770 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:36,770 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:36,771 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:53:36,771 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:53:36,772 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-13 18:53:36,772 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-13 18:53:36,773 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 18:53:36,773 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 18:53:36,773 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,773 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 18:53:36,776 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-13 18:53:36,777 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:36,777 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-13 18:53:36,779 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 18:53:36,779 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-13 18:53:36,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,781 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,782 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,786 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,793 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:36,793 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:36,794 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:53:36,796 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,796 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:36,796 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:36,797 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-13 18:53:36,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,797 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-13 18:53:36,800 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-13 18:53:36,802 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,803 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,803 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,803 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:36,804 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,804 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,804 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,804 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,805 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,805 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,806 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:53:36,807 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 18:53:36,808 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 18:53:36,812 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:36,813 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:36,813 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:36,814 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:53:36,814 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-13 18:53:36,815 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:53:36,816 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:36,820 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,821 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-13 18:53:36,821 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:53:36,823 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-13 18:53:36,830 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,832 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:36,832 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:36,835 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:53:36,835 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:36,836 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 18:53:36,837 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:36,839 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,840 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 18:53:36,840 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,842 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:53:36,842 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,844 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,845 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,846 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,846 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,846 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,846 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,847 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,847 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,847 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,847 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:53:36,848 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:53:36,848 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-13 18:53:36,848 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,849 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,849 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,849 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,849 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,850 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:36,850 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,850 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,851 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,851 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,851 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,851 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,852 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,852 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,852 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,852 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,853 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,853 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:36,853 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:36,853 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-13 18:53:36,866 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-13 18:53:36,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:53:36,879 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:53:36,970 WARN L623 FunctionHandler]: Unknown extern function __list_add [2022-12-13 18:53:36,971 WARN L623 FunctionHandler]: Unknown extern function __xadd_wrong_size [2022-12-13 18:53:36,973 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:53:36,973 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:53:36,973 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:53:36,975 WARN L623 FunctionHandler]: Unknown extern function dev_get_drvdata [2022-12-13 18:53:36,976 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:36,976 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,976 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:36,981 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:36,981 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,981 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-12-13 18:53:36,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,982 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:36,983 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:36,987 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,988 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,990 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,992 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,994 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:36,995 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:36,997 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,000 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,004 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,005 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:37,008 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,011 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,011 WARN L623 FunctionHandler]: Unknown extern function input_scancode_to_scalar [2022-12-13 18:53:37,013 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,015 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,017 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,018 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,018 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,019 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,019 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:37,020 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:37,020 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:37,021 WARN L623 FunctionHandler]: Unknown extern function input_event [2022-12-13 18:53:37,023 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,024 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,025 WARN L623 FunctionHandler]: Unknown extern function msecs_to_jiffies [2022-12-13 18:53:37,025 WARN L623 FunctionHandler]: Unknown extern function mod_timer [2022-12-13 18:53:37,026 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,033 WARN L623 FunctionHandler]: Unknown extern function kasprintf [2022-12-13 18:53:37,037 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,038 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:37,039 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 18:53:37,042 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,043 WARN L623 FunctionHandler]: Unknown extern function strcasecmp [2022-12-13 18:53:37,045 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,045 WARN L623 FunctionHandler]: Unknown extern function strsep [2022-12-13 18:53:37,046 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,049 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,050 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,051 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,052 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:37,053 WARN L623 FunctionHandler]: Unknown extern function add_uevent_var [2022-12-13 18:53:37,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:37,059 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:37,059 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:37,059 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:53:37,060 WARN L623 FunctionHandler]: Unknown extern function init_timer_key [2022-12-13 18:53:37,060 WARN L623 FunctionHandler]: Unknown extern function device_initialize [2022-12-13 18:53:37,060 WARN L623 FunctionHandler]: Unknown extern function __module_get [2022-12-13 18:53:37,061 WARN L623 FunctionHandler]: Unknown extern function input_free_device [2022-12-13 18:53:37,061 WARN L623 FunctionHandler]: Unknown extern function put_device [2022-12-13 18:53:37,061 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:37,062 WARN L623 FunctionHandler]: Unknown extern function module_put [2022-12-13 18:53:37,080 WARN L623 FunctionHandler]: Unknown extern function dev_set_name [2022-12-13 18:53:37,081 WARN L623 FunctionHandler]: Unknown extern function dev_set_drvdata [2022-12-13 18:53:37,081 WARN L623 FunctionHandler]: Unknown extern function device_add [2022-12-13 18:53:37,082 WARN L623 FunctionHandler]: Unknown extern function input_register_device [2022-12-13 18:53:37,082 WARN L623 FunctionHandler]: Unknown extern function kobject_get_path [2022-12-13 18:53:37,083 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:37,083 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:37,084 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,087 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,087 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:37,087 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:37,088 WARN L623 FunctionHandler]: Unknown extern function del_timer_sync [2022-12-13 18:53:37,088 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,089 WARN L623 FunctionHandler]: Unknown extern function input_unregister_device [2022-12-13 18:53:37,089 WARN L623 FunctionHandler]: Unknown extern function device_del [2022-12-13 18:53:37,089 WARN L623 FunctionHandler]: Unknown extern function __class_register [2022-12-13 18:53:37,089 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:53:37,090 WARN L623 FunctionHandler]: Unknown extern function class_unregister [2022-12-13 18:53:37,091 WARN L623 FunctionHandler]: Unknown extern function ldv_rc_dev_type_probe_1 [2022-12-13 18:53:37,092 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,092 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,092 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,092 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,093 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,094 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,094 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:53:37,095 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irq [2022-12-13 18:53:37,095 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irq [2022-12-13 18:53:37,097 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:37,097 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:37,097 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:53:37,098 WARN L623 FunctionHandler]: Unknown extern function schedule [2022-12-13 18:53:37,098 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out_r [2022-12-13 18:53:37,098 WARN L623 FunctionHandler]: Unknown extern function __kfifo_out [2022-12-13 18:53:37,099 WARN L623 FunctionHandler]: Unknown extern function kthread_should_stop [2022-12-13 18:53:37,101 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,101 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in_r [2022-12-13 18:53:37,101 WARN L623 FunctionHandler]: Unknown extern function __kfifo_in [2022-12-13 18:53:37,102 WARN L623 FunctionHandler]: Unknown extern function ktime_get [2022-12-13 18:53:37,106 WARN L623 FunctionHandler]: Unknown extern function __dynamic_pr_debug [2022-12-13 18:53:37,108 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock_irqsave [2022-12-13 18:53:37,108 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:37,111 WARN L623 FunctionHandler]: Unknown extern function __kfifo_alloc [2022-12-13 18:53:37,112 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:53:37,112 WARN L623 FunctionHandler]: Unknown extern function kthread_create_on_node [2022-12-13 18:53:37,112 WARN L623 FunctionHandler]: Unknown extern function wake_up_process [2022-12-13 18:53:37,114 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:37,115 WARN L623 FunctionHandler]: Unknown extern function kthread_stop [2022-12-13 18:53:37,116 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:37,116 WARN L623 FunctionHandler]: Unknown extern function __kfifo_free [2022-12-13 18:53:37,117 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:53:37,118 WARN L623 FunctionHandler]: Unknown extern function list_del [2022-12-13 18:53:37,118 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,118 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,118 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function __request_module [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function __init_work [2022-12-13 18:53:37,119 WARN L623 FunctionHandler]: Unknown extern function lockdep_init_map [2022-12-13 18:53:37,120 WARN L623 FunctionHandler]: Unknown extern function schedule_work [2022-12-13 18:53:37,120 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,120 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,120 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,120 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,120 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_trylock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,121 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,122 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,122 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,122 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,122 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,122 WARN L623 FunctionHandler]: Unknown extern function mutex_lock [2022-12-13 18:53:37,122 WARN L623 FunctionHandler]: Unknown extern function mutex_unlock [2022-12-13 18:53:37,122 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i[175309,175322] [2022-12-13 18:53:37,129 WARN L611 FunctionHandler]: implicit declaration of function ldv_xmalloc [2022-12-13 18:53:37,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:53:37,189 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:53:37,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37 WrapperNode [2022-12-13 18:53:37,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:53:37,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:53:37,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:53:37,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:53:37,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,237 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,284 INFO L138 Inliner]: procedures = 274, calls = 1866, calls flagged for inlining = 99, calls inlined = 32, statements flattened = 1547 [2022-12-13 18:53:37,284 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:53:37,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:53:37,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:53:37,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:53:37,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,292 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,356 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,379 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:53:37,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:53:37,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:53:37,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:53:37,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (1/1) ... [2022-12-13 18:53:37,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:53:37,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:53:37,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:53:37,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure ir_lookup_by_scancode [2022-12-13 18:53:37,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ir_lookup_by_scancode [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-12-13 18:53:37,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ir_raw_handler_lock [2022-12-13 18:53:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-12-13 18:53:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_uevent [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_uevent [2022-12-13 18:53:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-12-13 18:53:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-12-13 18:53:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-12-13 18:53:37,447 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-12-13 18:53:37,447 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-12-13 18:53:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2022-12-13 18:53:37,448 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 18:53:37,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-12-13 18:53:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-12-13 18:53:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-13 18:53:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_rc_dev [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-12-13 18:53:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-12-13 18:53:37,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-13 18:53:37,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_rc_dev [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure rc_dev_release [2022-12-13 18:53:37,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rc_dev_release [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-12-13 18:53:37,450 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-12-13 18:53:37,450 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-13 18:53:37,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ir_raw_handler_lock [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-12-13 18:53:37,450 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-13 18:53:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-12-13 18:53:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure input_scancode_to_scalar [2022-12-13 18:53:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure input_scancode_to_scalar [2022-12-13 18:53:37,451 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-12-13 18:53:37,451 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-12-13 18:53:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-12-13 18:53:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-12-13 18:53:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-12-13 18:53:37,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:53:37,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:53:37,717 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:53:37,719 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:53:43,592 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:53:43,598 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:53:43,598 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 18:53:43,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:53:43 BoogieIcfgContainer [2022-12-13 18:53:43,600 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:53:43,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:53:43,602 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:53:43,604 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:53:43,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:53:35" (1/3) ... [2022-12-13 18:53:43,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@310b62ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:53:43, skipping insertion in model container [2022-12-13 18:53:43,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:53:37" (2/3) ... [2022-12-13 18:53:43,605 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@310b62ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:53:43, skipping insertion in model container [2022-12-13 18:53:43,605 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:53:43" (3/3) ... [2022-12-13 18:53:43,606 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--rc--rc-core.ko-main.cil.out.i [2022-12-13 18:53:43,619 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:53:43,619 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 18:53:43,665 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 18:53:43,671 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4bddd643, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 18:53:43,671 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-13 18:53:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-12-13 18:53:43,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-13 18:53:43,683 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:43,683 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:43,684 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:43,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:43,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1403411196, now seen corresponding path program 1 times [2022-12-13 18:53:43,699 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:43,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867756890] [2022-12-13 18:53:43,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:43,700 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:43,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:43,701 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:43,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 18:53:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:44,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:53:44,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:44,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:44,484 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:44,485 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:44,485 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [867756890] [2022-12-13 18:53:44,485 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [867756890] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:44,485 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:44,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:44,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746201762] [2022-12-13 18:53:44,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:44,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:44,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:44,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:44,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:44,516 INFO L87 Difference]: Start difference. First operand has 317 states, 239 states have (on average 1.4142259414225942) internal successors, (338), 250 states have internal predecessors, (338), 52 states have call successors, (52), 24 states have call predecessors, (52), 24 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:44,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:44,765 INFO L93 Difference]: Finished difference Result 736 states and 1044 transitions. [2022-12-13 18:53:44,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:44,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-12-13 18:53:44,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:44,780 INFO L225 Difference]: With dead ends: 736 [2022-12-13 18:53:44,780 INFO L226 Difference]: Without dead ends: 414 [2022-12-13 18:53:44,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:44,786 INFO L413 NwaCegarLoop]: 461 mSDtfsCounter, 142 mSDsluCounter, 418 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:44,787 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 879 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-12-13 18:53:44,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2022-12-13 18:53:44,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 399. [2022-12-13 18:53:44,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 306 states have (on average 1.4248366013071896) internal successors, (436), 316 states have internal predecessors, (436), 62 states have call successors, (62), 31 states have call predecessors, (62), 30 states have return successors, (53), 52 states have call predecessors, (53), 53 states have call successors, (53) [2022-12-13 18:53:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 551 transitions. [2022-12-13 18:53:44,841 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 551 transitions. Word has length 17 [2022-12-13 18:53:44,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:44,841 INFO L495 AbstractCegarLoop]: Abstraction has 399 states and 551 transitions. [2022-12-13 18:53:44,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 551 transitions. [2022-12-13 18:53:44,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 18:53:44,842 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:44,843 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:44,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 18:53:45,043 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:45,043 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:45,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:45,044 INFO L85 PathProgramCache]: Analyzing trace with hash 1255176370, now seen corresponding path program 1 times [2022-12-13 18:53:45,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:45,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1501657941] [2022-12-13 18:53:45,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:45,046 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:45,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:45,047 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:45,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 18:53:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:45,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:53:45,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:45,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:45,799 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:45,800 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:45,800 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1501657941] [2022-12-13 18:53:45,800 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1501657941] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:45,800 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:45,800 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-12-13 18:53:45,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177256770] [2022-12-13 18:53:45,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:45,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-12-13 18:53:45,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:45,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-12-13 18:53:45,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-12-13 18:53:45,803 INFO L87 Difference]: Start difference. First operand 399 states and 551 transitions. Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:46,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:46,010 INFO L93 Difference]: Finished difference Result 826 states and 1142 transitions. [2022-12-13 18:53:46,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 18:53:46,011 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-13 18:53:46,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:46,015 INFO L225 Difference]: With dead ends: 826 [2022-12-13 18:53:46,015 INFO L226 Difference]: Without dead ends: 430 [2022-12-13 18:53:46,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-12-13 18:53:46,018 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 41 mSDsluCounter, 852 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1275 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:46,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 1275 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:46,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 430 states. [2022-12-13 18:53:46,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 430 to 373. [2022-12-13 18:53:46,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 290 states have (on average 1.4379310344827587) internal successors, (417), 299 states have internal predecessors, (417), 56 states have call successors, (56), 27 states have call predecessors, (56), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-13 18:53:46,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 520 transitions. [2022-12-13 18:53:46,043 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 520 transitions. Word has length 19 [2022-12-13 18:53:46,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:46,044 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 520 transitions. [2022-12-13 18:53:46,044 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:46,044 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 520 transitions. [2022-12-13 18:53:46,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-13 18:53:46,045 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:46,045 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:46,067 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 18:53:46,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:46,246 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:46,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:46,247 INFO L85 PathProgramCache]: Analyzing trace with hash 1312434672, now seen corresponding path program 1 times [2022-12-13 18:53:46,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:46,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1530982867] [2022-12-13 18:53:46,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:46,251 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:46,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:46,254 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:46,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-12-13 18:53:46,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:47,005 INFO L263 TraceCheckSpWp]: Trace formula consists of 1253 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:53:47,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:47,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:47,072 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:47,072 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:47,073 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1530982867] [2022-12-13 18:53:47,073 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1530982867] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:47,073 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:47,073 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:47,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274854657] [2022-12-13 18:53:47,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:47,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:47,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:47,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:47,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:47,075 INFO L87 Difference]: Start difference. First operand 373 states and 520 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:47,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:47,189 INFO L93 Difference]: Finished difference Result 375 states and 521 transitions. [2022-12-13 18:53:47,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:47,189 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-12-13 18:53:47,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:47,191 INFO L225 Difference]: With dead ends: 375 [2022-12-13 18:53:47,191 INFO L226 Difference]: Without dead ends: 372 [2022-12-13 18:53:47,191 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:47,192 INFO L413 NwaCegarLoop]: 423 mSDtfsCounter, 408 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 408 SdHoareTripleChecker+Valid, 423 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:47,192 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [408 Valid, 423 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:47,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-12-13 18:53:47,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-12-13 18:53:47,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 290 states have (on average 1.4344827586206896) internal successors, (416), 298 states have internal predecessors, (416), 55 states have call successors, (55), 27 states have call predecessors, (55), 26 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-13 18:53:47,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 518 transitions. [2022-12-13 18:53:47,207 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 518 transitions. Word has length 19 [2022-12-13 18:53:47,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:47,207 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 518 transitions. [2022-12-13 18:53:47,207 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:47,207 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 518 transitions. [2022-12-13 18:53:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-13 18:53:47,208 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:47,208 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:47,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-12-13 18:53:47,408 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:47,408 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:47,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:47,409 INFO L85 PathProgramCache]: Analyzing trace with hash 2030613114, now seen corresponding path program 1 times [2022-12-13 18:53:47,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:47,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1656667997] [2022-12-13 18:53:47,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:47,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:47,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:47,411 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:47,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-12-13 18:53:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:48,068 INFO L263 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:53:48,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:48,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:48,144 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:48,145 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:48,145 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1656667997] [2022-12-13 18:53:48,145 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1656667997] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:48,145 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:48,145 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:48,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619297886] [2022-12-13 18:53:48,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:48,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:48,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:48,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:48,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:48,147 INFO L87 Difference]: Start difference. First operand 372 states and 518 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:48,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:48,272 INFO L93 Difference]: Finished difference Result 379 states and 522 transitions. [2022-12-13 18:53:48,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:48,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-12-13 18:53:48,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:48,274 INFO L225 Difference]: With dead ends: 379 [2022-12-13 18:53:48,274 INFO L226 Difference]: Without dead ends: 375 [2022-12-13 18:53:48,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:48,276 INFO L413 NwaCegarLoop]: 418 mSDtfsCounter, 391 mSDsluCounter, 11 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:48,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 429 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:48,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2022-12-13 18:53:48,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 373. [2022-12-13 18:53:48,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 292 states have (on average 1.4246575342465753) internal successors, (416), 298 states have internal predecessors, (416), 53 states have call successors, (53), 28 states have call predecessors, (53), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-13 18:53:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 516 transitions. [2022-12-13 18:53:48,295 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 516 transitions. Word has length 20 [2022-12-13 18:53:48,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:48,295 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 516 transitions. [2022-12-13 18:53:48,296 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 516 transitions. [2022-12-13 18:53:48,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-13 18:53:48,296 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:48,297 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:48,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-12-13 18:53:48,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:48,498 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:48,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:48,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1475654093, now seen corresponding path program 1 times [2022-12-13 18:53:48,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:48,504 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [801851958] [2022-12-13 18:53:48,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:48,504 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:48,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:48,507 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:48,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-12-13 18:53:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:49,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:53:49,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:49,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:49,253 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:49,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [801851958] [2022-12-13 18:53:49,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [801851958] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:49,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:49,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:49,253 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404655704] [2022-12-13 18:53:49,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:49,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:49,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:49,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:49,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:49,254 INFO L87 Difference]: Start difference. First operand 373 states and 516 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:49,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:49,366 INFO L93 Difference]: Finished difference Result 375 states and 517 transitions. [2022-12-13 18:53:49,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:49,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-12-13 18:53:49,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:49,368 INFO L225 Difference]: With dead ends: 375 [2022-12-13 18:53:49,368 INFO L226 Difference]: Without dead ends: 372 [2022-12-13 18:53:49,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:49,369 INFO L413 NwaCegarLoop]: 417 mSDtfsCounter, 400 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 400 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:49,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [400 Valid, 417 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:49,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2022-12-13 18:53:49,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2022-12-13 18:53:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 292 states have (on average 1.4212328767123288) internal successors, (415), 297 states have internal predecessors, (415), 52 states have call successors, (52), 28 states have call predecessors, (52), 27 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2022-12-13 18:53:49,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 514 transitions. [2022-12-13 18:53:49,389 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 514 transitions. Word has length 21 [2022-12-13 18:53:49,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:49,389 INFO L495 AbstractCegarLoop]: Abstraction has 372 states and 514 transitions. [2022-12-13 18:53:49,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 514 transitions. [2022-12-13 18:53:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-13 18:53:49,390 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:49,390 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:49,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-12-13 18:53:49,590 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:49,591 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:49,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:49,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1499217053, now seen corresponding path program 1 times [2022-12-13 18:53:49,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:49,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [918825519] [2022-12-13 18:53:49,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:49,594 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:49,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:49,597 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:49,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-12-13 18:53:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:50,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 1256 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:53:50,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:50,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:50,297 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:50,297 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:50,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [918825519] [2022-12-13 18:53:50,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [918825519] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:50,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:50,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:50,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764809195] [2022-12-13 18:53:50,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:50,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:50,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:50,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:50,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:50,299 INFO L87 Difference]: Start difference. First operand 372 states and 514 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:50,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:50,443 INFO L93 Difference]: Finished difference Result 552 states and 772 transitions. [2022-12-13 18:53:50,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:50,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-12-13 18:53:50,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:50,445 INFO L225 Difference]: With dead ends: 552 [2022-12-13 18:53:50,445 INFO L226 Difference]: Without dead ends: 548 [2022-12-13 18:53:50,446 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:50,446 INFO L413 NwaCegarLoop]: 428 mSDtfsCounter, 152 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 826 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:50,447 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 826 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:50,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 548 states. [2022-12-13 18:53:50,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 548 to 546. [2022-12-13 18:53:50,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 546 states, 439 states have (on average 1.4464692482915718) internal successors, (635), 445 states have internal predecessors, (635), 68 states have call successors, (68), 40 states have call predecessors, (68), 38 states have return successors, (63), 61 states have call predecessors, (63), 63 states have call successors, (63) [2022-12-13 18:53:50,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 546 states and 766 transitions. [2022-12-13 18:53:50,469 INFO L78 Accepts]: Start accepts. Automaton has 546 states and 766 transitions. Word has length 22 [2022-12-13 18:53:50,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:50,469 INFO L495 AbstractCegarLoop]: Abstraction has 546 states and 766 transitions. [2022-12-13 18:53:50,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:50,470 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 766 transitions. [2022-12-13 18:53:50,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-13 18:53:50,470 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:50,470 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:50,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-12-13 18:53:50,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:50,671 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:50,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:50,671 INFO L85 PathProgramCache]: Analyzing trace with hash -769053066, now seen corresponding path program 1 times [2022-12-13 18:53:50,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:50,672 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1531171707] [2022-12-13 18:53:50,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:50,672 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:50,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:50,673 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:50,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-12-13 18:53:51,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:51,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 1257 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 18:53:51,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:51,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 18:53:51,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:51,383 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:51,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1531171707] [2022-12-13 18:53:51,383 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1531171707] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:51,383 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:51,383 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:51,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450025000] [2022-12-13 18:53:51,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:51,383 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:51,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:51,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:51,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:51,384 INFO L87 Difference]: Start difference. First operand 546 states and 766 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:51,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:51,491 INFO L93 Difference]: Finished difference Result 548 states and 767 transitions. [2022-12-13 18:53:51,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:51,504 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-12-13 18:53:51,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:51,507 INFO L225 Difference]: With dead ends: 548 [2022-12-13 18:53:51,507 INFO L226 Difference]: Without dead ends: 527 [2022-12-13 18:53:51,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:51,508 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 396 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:51,509 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 416 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:51,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2022-12-13 18:53:51,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 527. [2022-12-13 18:53:51,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 425 states have (on average 1.4470588235294117) internal successors, (615), 430 states have internal predecessors, (615), 64 states have call successors, (64), 39 states have call predecessors, (64), 37 states have return successors, (60), 58 states have call predecessors, (60), 60 states have call successors, (60) [2022-12-13 18:53:51,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 739 transitions. [2022-12-13 18:53:51,532 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 739 transitions. Word has length 23 [2022-12-13 18:53:51,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:51,533 INFO L495 AbstractCegarLoop]: Abstraction has 527 states and 739 transitions. [2022-12-13 18:53:51,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 18:53:51,533 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 739 transitions. [2022-12-13 18:53:51,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-13 18:53:51,534 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:51,534 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:51,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-12-13 18:53:51,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:51,736 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:51,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:51,737 INFO L85 PathProgramCache]: Analyzing trace with hash 1664175646, now seen corresponding path program 1 times [2022-12-13 18:53:51,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:51,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1144204091] [2022-12-13 18:53:51,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:51,742 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:51,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:51,745 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:51,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-12-13 18:53:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:52,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:53:52,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:52,686 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 18:53:52,686 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:52,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:52,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1144204091] [2022-12-13 18:53:52,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1144204091] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:52,687 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:52,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:52,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390762898] [2022-12-13 18:53:52,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:52,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:52,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:52,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:52,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:52,688 INFO L87 Difference]: Start difference. First operand 527 states and 739 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 18:53:52,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:52,850 INFO L93 Difference]: Finished difference Result 1050 states and 1474 transitions. [2022-12-13 18:53:52,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:52,850 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 62 [2022-12-13 18:53:52,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:52,852 INFO L225 Difference]: With dead ends: 1050 [2022-12-13 18:53:52,852 INFO L226 Difference]: Without dead ends: 526 [2022-12-13 18:53:52,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:52,853 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 384 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 384 SdHoareTripleChecker+Valid, 690 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:52,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [384 Valid, 690 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:52,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2022-12-13 18:53:52,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2022-12-13 18:53:52,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 425 states have (on average 1.4423529411764706) internal successors, (613), 429 states have internal predecessors, (613), 63 states have call successors, (63), 39 states have call predecessors, (63), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-13 18:53:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 734 transitions. [2022-12-13 18:53:52,877 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 734 transitions. Word has length 62 [2022-12-13 18:53:52,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:52,877 INFO L495 AbstractCegarLoop]: Abstraction has 526 states and 734 transitions. [2022-12-13 18:53:52,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2022-12-13 18:53:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 734 transitions. [2022-12-13 18:53:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-13 18:53:52,878 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:52,878 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:52,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-12-13 18:53:53,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:53,079 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:53,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:53,080 INFO L85 PathProgramCache]: Analyzing trace with hash -656103517, now seen corresponding path program 1 times [2022-12-13 18:53:53,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:53,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [30980247] [2022-12-13 18:53:53,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:53,081 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:53,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:53,082 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:53,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-12-13 18:53:53,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 18:53:53,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 4 conjunts are in the unsatisfiable core [2022-12-13 18:53:53,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 18:53:53,880 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-13 18:53:53,881 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 18:53:53,881 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 18:53:53,881 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [30980247] [2022-12-13 18:53:53,881 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [30980247] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 18:53:53,881 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 18:53:53,881 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-12-13 18:53:53,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152765806] [2022-12-13 18:53:53,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 18:53:53,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 18:53:53,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 18:53:53,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 18:53:53,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:53,883 INFO L87 Difference]: Start difference. First operand 526 states and 734 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 18:53:54,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 18:53:54,021 INFO L93 Difference]: Finished difference Result 528 states and 735 transitions. [2022-12-13 18:53:54,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 18:53:54,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 71 [2022-12-13 18:53:54,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 18:53:54,024 INFO L225 Difference]: With dead ends: 528 [2022-12-13 18:53:54,024 INFO L226 Difference]: Without dead ends: 525 [2022-12-13 18:53:54,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 18:53:54,025 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 1 mSDsluCounter, 397 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 809 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-12-13 18:53:54,025 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 809 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-12-13 18:53:54,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 525 states. [2022-12-13 18:53:54,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 525 to 525. [2022-12-13 18:53:54,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 425 states have (on average 1.44) internal successors, (612), 428 states have internal predecessors, (612), 62 states have call successors, (62), 39 states have call predecessors, (62), 37 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-12-13 18:53:54,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 732 transitions. [2022-12-13 18:53:54,052 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 732 transitions. Word has length 71 [2022-12-13 18:53:54,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 18:53:54,052 INFO L495 AbstractCegarLoop]: Abstraction has 525 states and 732 transitions. [2022-12-13 18:53:54,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-12-13 18:53:54,052 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 732 transitions. [2022-12-13 18:53:54,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-13 18:53:54,053 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 18:53:54,054 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:53:54,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2022-12-13 18:53:54,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:54,254 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-13 18:53:54,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 18:53:54,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1176347224, now seen corresponding path program 1 times [2022-12-13 18:53:54,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 18:53:54,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996612996] [2022-12-13 18:53:54,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 18:53:54,256 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:53:54,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 18:53:54,257 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 18:53:54,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-12-13 18:54:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:54:11,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 18:55:05,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 18:55:07,873 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 18:55:07,873 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 18:55:07,873 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-12-13 18:55:07,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-12-13 18:55:08,076 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 18:55:08,086 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 18:55:08,098 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 18:55:08,180 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Expected only CPrimitive but got *kobj_uevent_env at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:360) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateBitvecLiteral(CACSL2BoogieBacktranslator.java:1258) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateExpression(CACSL2BoogieBacktranslator.java:1067) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramStateEntry(CACSL2BoogieBacktranslator.java:659) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramState(CACSL2BoogieBacktranslator.java:634) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator.translateProgramExecution(CACSL2BoogieBacktranslator.java:301) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:217) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getProgramExecutionAsString(UnprovableResult.java:132) at de.uni_freiburg.informatik.ultimate.core.lib.results.UnprovableResult.getLongDescription(UnprovableResult.java:125) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:582) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:180) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-13 18:55:08,182 INFO L158 Benchmark]: Toolchain (without parser) took 92700.67ms. Allocated memory was 81.8MB in the beginning and 174.1MB in the end (delta: 92.3MB). Free memory was 52.1MB in the beginning and 110.7MB in the end (delta: -58.7MB). Peak memory consumption was 116.7MB. Max. memory is 16.1GB. [2022-12-13 18:55:08,183 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 26.3MB in the beginning and 26.2MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 18:55:08,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1707.18ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 51.8MB in the beginning and 47.5MB in the end (delta: 4.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2022-12-13 18:55:08,183 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.71ms. Allocated memory is still 119.5MB. Free memory was 47.5MB in the beginning and 37.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-13 18:55:08,183 INFO L158 Benchmark]: Boogie Preprocessor took 94.17ms. Allocated memory is still 119.5MB. Free memory was 37.0MB in the beginning and 51.0MB in the end (delta: -14.0MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-12-13 18:55:08,184 INFO L158 Benchmark]: RCFGBuilder took 6220.64ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 51.0MB in the beginning and 89.8MB in the end (delta: -38.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. [2022-12-13 18:55:08,184 INFO L158 Benchmark]: TraceAbstraction took 84580.51ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 88.8MB in the beginning and 110.7MB in the end (delta: -21.9MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. [2022-12-13 18:55:08,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 26.3MB in the beginning and 26.2MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1707.18ms. Allocated memory was 81.8MB in the beginning and 119.5MB in the end (delta: 37.7MB). Free memory was 51.8MB in the beginning and 47.5MB in the end (delta: 4.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.71ms. Allocated memory is still 119.5MB. Free memory was 47.5MB in the beginning and 37.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.17ms. Allocated memory is still 119.5MB. Free memory was 37.0MB in the beginning and 51.0MB in the end (delta: -14.0MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * RCFGBuilder took 6220.64ms. Allocated memory was 119.5MB in the beginning and 144.7MB in the end (delta: 25.2MB). Free memory was 51.0MB in the beginning and 89.8MB in the end (delta: -38.8MB). Peak memory consumption was 56.5MB. Max. memory is 16.1GB. * TraceAbstraction took 84580.51ms. Allocated memory was 144.7MB in the beginning and 174.1MB in the end (delta: 29.4MB). Free memory was 88.8MB in the beginning and 110.7MB in the end (delta: -21.9MB). Peak memory consumption was 88.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: AssertionError: Expected only CPrimitive but got *kobj_uevent_env de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Expected only CPrimitive but got *kobj_uevent_env: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizes.extractIntegerValue(TypeSizes.java:360) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-13 18:55:08,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7e7b0-3bc9-430d-b2d8-b69f2a3ff585/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Expected only CPrimitive but got *kobj_uevent_env