/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-SemanticLbe.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 [2022-12-05 20:28:49,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-05 20:28:49,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-05 20:28:50,032 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-05 20:28:50,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-05 20:28:50,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-05 20:28:50,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-05 20:28:50,043 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-05 20:28:50,046 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-05 20:28:50,047 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-05 20:28:50,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-05 20:28:50,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-05 20:28:50,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-05 20:28:50,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-05 20:28:50,050 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-05 20:28:50,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-05 20:28:50,051 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-05 20:28:50,052 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-05 20:28:50,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-05 20:28:50,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-05 20:28:50,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-05 20:28:50,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-05 20:28:50,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-05 20:28:50,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-05 20:28:50,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-05 20:28:50,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-05 20:28:50,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-05 20:28:50,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-05 20:28:50,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-05 20:28:50,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-05 20:28:50,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-05 20:28:50,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-05 20:28:50,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-05 20:28:50,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-05 20:28:50,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-05 20:28:50,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-05 20:28:50,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-05 20:28:50,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-05 20:28:50,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-05 20:28:50,072 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-05 20:28:50,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-05 20:28:50,081 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-SemanticLbe.epf [2022-12-05 20:28:50,112 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-05 20:28:50,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-05 20:28:50,113 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-05 20:28:50,114 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-05 20:28:50,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-05 20:28:50,115 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-05 20:28:50,115 INFO L138 SettingsManager]: * Use SBE=true [2022-12-05 20:28:50,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-05 20:28:50,115 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-05 20:28:50,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-05 20:28:50,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-05 20:28:50,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-05 20:28:50,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-05 20:28:50,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-05 20:28:50,116 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-05 20:28:50,117 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-05 20:28:50,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-05 20:28:50,117 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-05 20:28:50,117 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-05 20:28:50,117 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-05 20:28:50,117 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-05 20:28:50,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-05 20:28:50,118 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-05 20:28:50,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 20:28:50,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-05 20:28:50,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-05 20:28:50,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-05 20:28:50,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-05 20:28:50,118 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-05 20:28:50,119 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-05 20:28:50,119 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-12-05 20:28:50,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-05 20:28:50,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-05 20:28:50,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-05 20:28:50,436 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-05 20:28:50,439 INFO L275 PluginConnector]: CDTParser initialized [2022-12-05 20:28:50,440 INFO L432 ainManager$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 [2022-12-05 20:28:51,632 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-05 20:28:52,114 INFO L351 CDTParser]: Found 1 translation units. [2022-12-05 20:28:52,114 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 [2022-12-05 20:28:52,161 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58c908144/180d5a8161c946008afff046accfa232/FLAG2c74c0d52 [2022-12-05 20:28:52,179 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58c908144/180d5a8161c946008afff046accfa232 [2022-12-05 20:28:52,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-05 20:28:52,183 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-05 20:28:52,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-05 20:28:52,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-05 20:28:52,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-05 20:28:52,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 08:28:52" (1/1) ... [2022-12-05 20:28:52,189 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94c7a93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:52, skipping insertion in model container [2022-12-05 20:28:52,189 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 08:28:52" (1/1) ... [2022-12-05 20:28:52,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-05 20:28:52,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-05 20:28:53,010 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-05 20:28:53,098 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-05 20:28:53,107 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-05 20:28:53,111 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-05 20:28:53,168 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-05 20:28:53,181 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-05 20:28:53,191 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-05 20:28:53,254 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-05 20:28:53,257 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-05 20:28:53,271 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-05 20:28:53,272 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,420 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,440 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,441 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 20:28:53,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,442 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-05 20:28:53,443 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,444 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-05 20:28:53,445 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-05 20:28:53,445 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-05 20:28:53,448 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-05 20:28:53,448 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,449 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-05 20:28:53,449 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,450 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:28:53,451 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,455 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,456 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:28:53,458 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,463 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-05 20:28:53,463 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,463 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,466 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,467 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,470 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,482 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-05 20:28:53,484 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,485 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-05 20:28:53,486 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-05 20:28:53,487 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-05 20:28:53,488 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,491 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-05 20:28:53,497 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,502 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,508 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,514 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,516 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,518 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,526 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,529 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-05 20:28:53,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,542 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-05 20:28:53,543 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,544 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-05 20:28:53,544 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-05 20:28:53,545 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-05 20:28:53,554 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,556 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,558 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-05 20:28:53,565 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,602 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,604 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-05 20:28:53,606 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-05 20:28:53,611 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-05 20:28:53,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,614 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,616 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-05 20:28:53,616 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-05 20:28:53,617 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,620 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:53,621 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-05 20:28:53,623 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-05 20:28:53,623 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-05 20:28:53,739 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-05 20:28:53,741 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-05 20:28:53,745 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-05 20:28:53,746 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-05 20:28:53,760 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-05 20:28:53,825 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-05 20:28:53,825 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-05 20:28:53,944 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] [2022-12-05 20:28:54,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 20:28:54,249 INFO L203 MainTranslator]: Completed pre-run [2022-12-05 20:28:54,336 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-05 20:28:54,344 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-05 20:28:54,345 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-05 20:28:54,345 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-05 20:28:54,350 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-05 20:28:54,352 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-05 20:28:54,352 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-05 20:28:54,354 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-05 20:28:54,354 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-05 20:28:54,355 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-05 20:28:54,356 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,359 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,362 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,366 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,367 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-05 20:28:54,367 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,368 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-05 20:28:54,369 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,369 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-05 20:28:54,370 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-05 20:28:54,370 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-05 20:28:54,372 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-05 20:28:54,373 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,374 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-05 20:28:54,374 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,376 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:28:54,376 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,378 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-05 20:28:54,380 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,382 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-05 20:28:54,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,383 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,386 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,391 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-05 20:28:54,392 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,392 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-05 20:28:54,393 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-05 20:28:54,393 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-05 20:28:54,394 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,394 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-05 20:28:54,395 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,396 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,397 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,397 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,399 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,401 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,401 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,402 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-05 20:28:54,404 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,407 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-05 20:28:54,408 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,408 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-05 20:28:54,408 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-05 20:28:54,415 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-05 20:28:54,421 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,425 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,425 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-05 20:28:54,426 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,427 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,431 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,442 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,443 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-05 20:28:54,444 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-05 20:28:54,444 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-05 20:28:54,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,446 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,446 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-05 20:28:54,446 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-05 20:28:54,449 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,450 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-05 20:28:54,450 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-05 20:28:54,451 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-05 20:28:54,451 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-05 20:28:54,490 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-05 20:28:54,490 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-05 20:28:54,496 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-05 20:28:54,496 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-05 20:28:54,500 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-05 20:28:54,507 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-05 20:28:54,507 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-05 20:28:54,518 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] [2022-12-05 20:28:54,537 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-05 20:28:54,631 INFO L208 MainTranslator]: Completed translation [2022-12-05 20:28:54,631 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54 WrapperNode [2022-12-05 20:28:54,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-05 20:28:54,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-05 20:28:54,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-05 20:28:54,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-05 20:28:54,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:54,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:54,944 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7434 [2022-12-05 20:28:54,944 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-05 20:28:54,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-05 20:28:54,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-05 20:28:54,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-05 20:28:54,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:54,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:54,993 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:54,994 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:55,139 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:55,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:55,188 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:55,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:55,237 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-05 20:28:55,238 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-05 20:28:55,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-05 20:28:55,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-05 20:28:55,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (1/1) ... [2022-12-05 20:28:55,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-05 20:28:55,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-05 20:28:55,268 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) [2022-12-05 20:28:55,275 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 [2022-12-05 20:28:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-05 20:28:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-05 20:28:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-05 20:28:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-05 20:28:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-05 20:28:55,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-05 20:28:55,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-05 20:28:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-05 20:28:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-05 20:28:55,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-05 20:28:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-05 20:28:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-05 20:28:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-05 20:28:55,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-05 20:28:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-05 20:28:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-05 20:28:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-05 20:28:55,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-05 20:28:55,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-05 20:28:55,314 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-05 20:28:55,879 INFO L236 CfgBuilder]: Building ICFG [2022-12-05 20:28:55,881 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-05 20:29:00,557 INFO L277 CfgBuilder]: Performing block encoding [2022-12-05 20:29:00,598 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-05 20:29:00,598 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-05 20:29:00,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 08:29:00 BoogieIcfgContainer [2022-12-05 20:29:00,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-05 20:29:00,609 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-05 20:29:00,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-05 20:29:00,611 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-05 20:29:00,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.12 08:28:52" (1/3) ... [2022-12-05 20:29:00,612 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489c1ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 08:29:00, skipping insertion in model container [2022-12-05 20:29:00,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 08:28:54" (2/3) ... [2022-12-05 20:29:00,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@489c1ca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.12 08:29:00, skipping insertion in model container [2022-12-05 20:29:00,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 08:29:00" (3/3) ... [2022-12-05 20:29:00,614 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-05 20:29:00,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-05 20:29:00,630 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-05 20:29:00,630 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-05 20:29:01,894 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-05 20:29:02,008 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-05 20:30:19,587 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-05 20:30:19,587 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-05 20:30:24,126 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. [2022-12-05 20:30:24,127 INFO L82 GeneralOperation]: Start removeDead. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-05 20:30:25,251 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 7926 places, 8369 transitions, 16772 flow [2022-12-05 20:30:25,253 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-05 20:30:25,273 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-05 20:30:25,317 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 7926 places, 8369 transitions, 16772 flow [2022-12-05 20:31:43,695 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-05 20:31:43,695 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-05 20:31:46,865 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. [2022-12-05 20:33:12,969 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-05 20:33:12,973 INFO L188 LiptonReduction]: Number of co-enabled transitions 38147776