/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-RepeatedSemanticLbe.epf --traceabstraction.use.on-demand.petri.net.difference true -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-a802222-m [2022-12-13 03:20:36,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 03:20:36,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 03:20:36,074 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 03:20:36,075 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 03:20:36,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 03:20:36,077 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 03:20:36,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 03:20:36,080 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 03:20:36,081 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 03:20:36,082 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 03:20:36,083 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 03:20:36,083 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 03:20:36,084 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 03:20:36,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 03:20:36,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 03:20:36,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 03:20:36,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 03:20:36,089 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 03:20:36,091 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 03:20:36,092 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 03:20:36,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 03:20:36,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 03:20:36,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 03:20:36,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 03:20:36,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 03:20:36,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 03:20:36,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 03:20:36,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 03:20:36,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 03:20:36,103 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 03:20:36,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 03:20:36,105 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 03:20:36,105 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 03:20:36,106 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 03:20:36,107 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 03:20:36,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 03:20:36,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 03:20:36,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 03:20:36,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 03:20:36,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 03:20:36,116 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-RepeatedSemanticLbe.epf [2022-12-13 03:20:36,153 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 03:20:36,154 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 03:20:36,156 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 03:20:36,156 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 03:20:36,156 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 03:20:36,157 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 03:20:36,157 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 03:20:36,157 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 03:20:36,157 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 03:20:36,157 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 03:20:36,158 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 03:20:36,158 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 03:20:36,158 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 03:20:36,158 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 03:20:36,159 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 03:20:36,159 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 03:20:36,159 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 03:20:36,159 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 03:20:36,159 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 03:20:36,159 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-13 03:20:36,159 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 03:20:36,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 03:20:36,160 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 03:20:36,160 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 03:20:36,160 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 03:20:36,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 03:20:36,160 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 03:20:36,160 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-13 03:20:36,161 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-13 03:20:36,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 03:20:36,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 03:20:36,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 03:20:36,516 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 03:20:36,517 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 03:20:36,518 INFO L432 ainManager$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 [2022-12-13 03:20:37,747 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 03:20:38,251 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 03:20:38,252 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 [2022-12-13 03:20:38,293 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d302f9c04/bc2ab760e1f34245b54eb70a81c88d52/FLAG0270f0852 [2022-12-13 03:20:38,308 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d302f9c04/bc2ab760e1f34245b54eb70a81c88d52 [2022-12-13 03:20:38,309 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 03:20:38,310 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-13 03:20:38,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 03:20:38,312 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 03:20:38,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 03:20:38,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:20:38" (1/1) ... [2022-12-13 03:20:38,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fa909f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:38, skipping insertion in model container [2022-12-13 03:20:38,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:20:38" (1/1) ... [2022-12-13 03:20:38,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 03:20:38,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 03:20:39,230 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 03:20:39,392 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 03:20:39,403 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 03:20:39,406 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 03:20:39,460 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 03:20:39,476 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 03:20:39,484 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 03:20:39,541 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 03:20:39,545 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 03:20:39,561 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 03:20:39,563 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,796 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,797 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 03:20:39,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,799 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 03:20:39,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,800 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 03:20:39,801 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 03:20:39,802 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 03:20:39,835 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 03:20:39,836 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,836 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 03:20:39,837 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,838 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 03:20:39,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,840 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,841 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 03:20:39,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,882 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 03:20:39,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,886 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,890 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 03:20:39,900 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,900 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 03:20:39,901 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 03:20:39,902 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 03:20:39,904 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,905 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 03:20:39,907 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,924 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,927 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 03:20:39,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,934 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 03:20:39,935 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,935 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 03:20:39,941 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 03:20:39,943 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 03:20:39,948 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,950 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,950 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 03:20:39,955 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,959 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,973 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,975 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,976 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,976 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,978 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 03:20:39,979 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 03:20:39,979 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 03:20:39,980 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,988 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,989 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,990 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 03:20:39,991 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 03:20:39,993 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,995 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:39,996 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 03:20:39,997 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 03:20:39,997 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 03:20:40,117 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 03:20:40,118 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 03:20:40,122 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 03:20:40,123 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 03:20:40,134 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 03:20:40,227 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 03:20:40,228 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 03:20:40,354 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] [2022-12-13 03:20:40,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 03:20:40,703 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 03:20:40,803 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 03:20:40,810 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 03:20:40,810 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 03:20:40,811 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 03:20:40,813 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 03:20:40,813 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 03:20:40,814 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 03:20:40,839 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 03:20:40,840 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 03:20:40,841 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 03:20:40,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,849 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 03:20:40,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,850 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 03:20:40,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,851 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 03:20:40,851 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 03:20:40,852 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 03:20:40,853 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 03:20:40,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,854 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 03:20:40,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,855 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 03:20:40,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,857 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 03:20:40,858 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,860 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 03:20:40,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,861 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,862 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,866 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 03:20:40,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,867 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 03:20:40,867 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 03:20:40,868 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 03:20:40,868 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,869 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 03:20:40,869 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,870 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,872 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,872 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,874 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,875 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,883 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 03:20:40,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,888 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 03:20:40,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,889 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 03:20:40,890 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 03:20:40,902 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 03:20:40,908 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,909 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,909 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 03:20:40,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,912 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,917 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,918 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 03:20:40,929 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 03:20:40,930 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 03:20:40,930 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,931 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,932 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 03:20:40,932 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 03:20:40,933 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 03:20:40,934 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 03:20:40,935 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 03:20:40,935 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 03:20:40,961 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 03:20:40,961 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 03:20:40,967 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 03:20:40,967 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 03:20:40,971 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 03:20:40,979 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 03:20:40,979 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 03:20:40,989 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] [2022-12-13 03:20:41,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 03:20:41,114 INFO L208 MainTranslator]: Completed translation [2022-12-13 03:20:41,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41 WrapperNode [2022-12-13 03:20:41,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 03:20:41,117 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 03:20:41,117 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 03:20:41,117 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 03:20:41,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,185 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,401 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7434 [2022-12-13 03:20:41,402 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 03:20:41,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 03:20:41,403 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 03:20:41,403 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 03:20:41,411 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,459 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,587 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,649 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 03:20:41,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 03:20:41,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 03:20:41,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 03:20:41,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (1/1) ... [2022-12-13 03:20:41,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 03:20:41,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-13 03:20:41,817 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) [2022-12-13 03:20:41,843 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 [2022-12-13 03:20:41,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-13 03:20:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-13 03:20:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-13 03:20:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-13 03:20:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-13 03:20:41,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-13 03:20:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 03:20:41,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 03:20:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 03:20:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 03:20:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 03:20:41,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 03:20:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 03:20:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 03:20:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 03:20:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 03:20:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 03:20:41,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 03:20:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 03:20:41,872 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2022-12-13 03:20:42,461 INFO L236 CfgBuilder]: Building ICFG [2022-12-13 03:20:42,463 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 03:20:47,126 INFO L277 CfgBuilder]: Performing block encoding [2022-12-13 03:20:47,164 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 03:20:47,164 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 03:20:47,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:20:47 BoogieIcfgContainer [2022-12-13 03:20:47,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 03:20:47,177 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 03:20:47,177 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 03:20:47,181 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 03:20:47,181 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:20:38" (1/3) ... [2022-12-13 03:20:47,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23bd04d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:20:47, skipping insertion in model container [2022-12-13 03:20:47,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:20:41" (2/3) ... [2022-12-13 03:20:47,182 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23bd04d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:20:47, skipping insertion in model container [2022-12-13 03:20:47,182 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:20:47" (3/3) ... [2022-12-13 03:20:47,184 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 03:20:47,201 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 03:20:47,202 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 03:20:47,203 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 03:20:48,442 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-13 03:20:48,657 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-13 03:22:06,944 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-13 03:22:06,945 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-13 03:22:12,277 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. [2022-12-13 03:22:12,283 INFO L82 GeneralOperation]: Start removeDead. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-13 03:22:13,515 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 7926 places, 8369 transitions, 16772 flow [2022-12-13 03:22:13,517 INFO L203 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-13 03:22:13,540 INFO L174 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-13 03:22:13,593 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 7926 places, 8369 transitions, 16772 flow [2022-12-13 03:23:30,226 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-13 03:23:30,226 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-13 03:23:33,806 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. [2022-12-13 03:25:07,570 INFO L222 LiptonReduction]: Starting Lipton reduction on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-13 03:25:07,572 INFO L226 LiptonReduction]: Number of co-enabled transitions 38147776