/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.repeated-lipton-8d0d62b [2022-12-06 04:38:39,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 04:38:39,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 04:38:39,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 04:38:39,629 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 04:38:39,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 04:38:39,634 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 04:38:39,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 04:38:39,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 04:38:39,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 04:38:39,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 04:38:39,647 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 04:38:39,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 04:38:39,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 04:38:39,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 04:38:39,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 04:38:39,652 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 04:38:39,653 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 04:38:39,655 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 04:38:39,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 04:38:39,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 04:38:39,660 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 04:38:39,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 04:38:39,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 04:38:39,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 04:38:39,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 04:38:39,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 04:38:39,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 04:38:39,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 04:38:39,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 04:38:39,669 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 04:38:39,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 04:38:39,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 04:38:39,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 04:38:39,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 04:38:39,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 04:38:39,672 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 04:38:39,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 04:38:39,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 04:38:39,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 04:38:39,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 04:38:39,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-RepeatedSemanticLbeWithPredicates.epf [2022-12-06 04:38:39,699 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 04:38:39,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 04:38:39,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 04:38:39,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 04:38:39,701 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 04:38:39,701 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 04:38:39,701 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 04:38:39,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 04:38:39,702 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 04:38:39,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 04:38:39,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 04:38:39,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 04:38:39,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 04:38:39,702 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 04:38:39,703 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 04:38:39,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:38:39,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 04:38:39,704 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 04:38:39,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 04:38:39,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 04:38:39,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 04:38:39,704 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 04:38:39,704 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-06 04:38:39,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 04:38:39,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 04:38:39,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 04:38:39,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 04:38:39,990 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 04:38:39,991 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-06 04:38:40,957 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 04:38:41,412 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 04:38:41,412 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-06 04:38:41,452 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dde4cf9f8/1d7c14b60da042dda98c3f27c2bc89d7/FLAGa7d698791 [2022-12-06 04:38:41,465 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dde4cf9f8/1d7c14b60da042dda98c3f27c2bc89d7 [2022-12-06 04:38:41,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 04:38:41,468 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 04:38:41,469 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 04:38:41,469 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 04:38:41,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 04:38:41,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:38:41" (1/1) ... [2022-12-06 04:38:41,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a214594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:41, skipping insertion in model container [2022-12-06 04:38:41,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:38:41" (1/1) ... [2022-12-06 04:38:41,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 04:38:41,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 04:38:42,205 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-06 04:38:42,300 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-06 04:38:42,311 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 04:38:42,314 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-06 04:38:42,365 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-06 04:38:42,380 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 04:38:42,387 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 04:38:42,432 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-06 04:38:42,436 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-06 04:38:42,451 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 04:38:42,452 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,624 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,626 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:38:42,627 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,627 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-06 04:38:42,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,629 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-06 04:38:42,631 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-06 04:38:42,634 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-06 04:38:42,640 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 04:38:42,640 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,640 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 04:38:42,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,642 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:38:42,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,648 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:38:42,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,653 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 04:38:42,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,654 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,657 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,659 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,660 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 04:38:42,666 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,667 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-06 04:38:42,667 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-06 04:38:42,668 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 04:38:42,669 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,669 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 04:38:42,670 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,671 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,672 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,684 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,687 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,688 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 04:38:42,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,701 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-06 04:38:42,701 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,702 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 04:38:42,703 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 04:38:42,704 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-06 04:38:42,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,712 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,712 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-06 04:38:42,721 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,724 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,747 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,747 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,748 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-06 04:38:42,749 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-06 04:38:42,749 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-06 04:38:42,750 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,750 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,752 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-06 04:38:42,752 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-06 04:38:42,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,754 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:42,755 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 04:38:42,756 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 04:38:42,756 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-06 04:38:42,889 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 04:38:42,891 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 04:38:42,895 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-06 04:38:42,895 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-06 04:38:42,905 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-06 04:38:42,967 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-06 04:38:42,967 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-06 04:38:43,096 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-06 04:38:43,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:38:43,448 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 04:38:43,522 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-06 04:38:43,529 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-06 04:38:43,533 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 04:38:43,533 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-06 04:38:43,536 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-06 04:38:43,537 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 04:38:43,537 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 04:38:43,539 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-06 04:38:43,541 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-06 04:38:43,543 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 04:38:43,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,546 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,547 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,552 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 04:38:43,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,553 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-06 04:38:43,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,555 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-06 04:38:43,555 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-06 04:38:43,584 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-06 04:38:43,590 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 04:38:43,591 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,592 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 04:38:43,592 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,593 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:38:43,593 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,594 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 04:38:43,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,600 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 04:38:43,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,604 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,605 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 04:38:43,606 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,606 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-06 04:38:43,606 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-06 04:38:43,607 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 04:38:43,607 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,608 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 04:38:43,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,615 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 04:38:43,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,619 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-06 04:38:43,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,620 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 04:38:43,620 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 04:38:43,625 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-06 04:38:43,629 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,633 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,633 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-06 04:38:43,634 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,644 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,645 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-06 04:38:43,646 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-06 04:38:43,646 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-06 04:38:43,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,648 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-06 04:38:43,648 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-06 04:38:43,650 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,651 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 04:38:43,651 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 04:38:43,652 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 04:38:43,652 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-06 04:38:43,668 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 04:38:43,668 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 04:38:43,681 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-06 04:38:43,681 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-06 04:38:43,685 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-06 04:38:43,690 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-06 04:38:43,690 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-06 04:38:43,698 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-06 04:38:43,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 04:38:43,786 INFO L208 MainTranslator]: Completed translation [2022-12-06 04:38:43,787 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43 WrapperNode [2022-12-06 04:38:43,787 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 04:38:43,788 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 04:38:43,788 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 04:38:43,788 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 04:38:43,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:43,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,092 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7434 [2022-12-06 04:38:44,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 04:38:44,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 04:38:44,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 04:38:44,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 04:38:44,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,252 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,291 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 04:38:44,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 04:38:44,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 04:38:44,343 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 04:38:44,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (1/1) ... [2022-12-06 04:38:44,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 04:38:44,356 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 04:38:44,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-06 04:38:44,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-06 04:38:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-06 04:38:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-06 04:38:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-06 04:38:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-06 04:38:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-06 04:38:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-06 04:38:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 04:38:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 04:38:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 04:38:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 04:38:44,478 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-06 04:38:45,303 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 04:38:45,304 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 04:38:49,134 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 04:38:49,162 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 04:38:49,162 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 04:38:49,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:38:49 BoogieIcfgContainer [2022-12-06 04:38:49,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 04:38:49,172 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 04:38:49,172 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 04:38:49,175 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 04:38:49,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 04:38:41" (1/3) ... [2022-12-06 04:38:49,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa0e02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:38:49, skipping insertion in model container [2022-12-06 04:38:49,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:43" (2/3) ... [2022-12-06 04:38:49,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fa0e02d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 04:38:49, skipping insertion in model container [2022-12-06 04:38:49,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:38:49" (3/3) ... [2022-12-06 04:38:49,177 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-06 04:38:49,191 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 04:38:49,191 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-06 04:38:49,191 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 04:38:50,169 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-06 04:38:50,256 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-06 04:40:05,287 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-06 04:40:05,288 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-06 04:40:09,123 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21204 conditions, 21170 events. 1156/21170 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 148323 event pairs, 1 based on Foata normal form. 0/19999 useless extension candidates. Maximal degree in co-relation 20605. Up to 18 conditions per place. [2022-12-06 04:40:09,124 INFO L82 GeneralOperation]: Start removeDead. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-06 04:40:09,925 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 7926 places, 8369 transitions, 16772 flow [2022-12-06 04:40:09,927 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 04:40:09,950 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-06 04:40:10,043 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 7926 places, 8369 transitions, 16772 flow [2022-12-06 04:41:22,947 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-06 04:41:22,948 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-06 04:41:27,181 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21204 conditions, 21170 events. 1156/21170 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 51. Compared 148277 event pairs, 1 based on Foata normal form. 0/19999 useless extension candidates. Maximal degree in co-relation 20605. Up to 18 conditions per place.