/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-8d0d62b [2022-12-06 01:21:53,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-06 01:21:53,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-06 01:21:53,789 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-06 01:21:53,790 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-06 01:21:53,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-06 01:21:53,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-06 01:21:53,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-06 01:21:53,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-06 01:21:53,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-06 01:21:53,816 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-06 01:21:53,817 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-06 01:21:53,817 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-06 01:21:53,818 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-06 01:21:53,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-06 01:21:53,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-06 01:21:53,822 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-06 01:21:53,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-06 01:21:53,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-06 01:21:53,825 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-06 01:21:53,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-06 01:21:53,831 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-06 01:21:53,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-06 01:21:53,833 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-06 01:21:53,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-06 01:21:53,839 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-06 01:21:53,839 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-06 01:21:53,840 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-06 01:21:53,840 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-06 01:21:53,841 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-06 01:21:53,841 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-06 01:21:53,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-06 01:21:53,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-06 01:21:53,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-06 01:21:53,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-06 01:21:53,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-06 01:21:53,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-06 01:21:53,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-06 01:21:53,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-06 01:21:53,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-06 01:21:53,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-06 01:21:53,852 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 [2022-12-06 01:21:53,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-06 01:21:53,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-06 01:21:53,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-06 01:21:53,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-06 01:21:53,886 INFO L138 SettingsManager]: * Use SBE=true [2022-12-06 01:21:53,887 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-06 01:21:53,887 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-06 01:21:53,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-06 01:21:53,887 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-06 01:21:53,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-06 01:21:53,888 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-06 01:21:53,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-06 01:21:53,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-06 01:21:53,888 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-06 01:21:53,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-06 01:21:53,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:21:53,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-06 01:21:53,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-06 01:21:53,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-06 01:21:53,890 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-06 01:21:53,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-06 01:21:53,890 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=REPEATED_LIPTON_PN [2022-12-06 01:21:53,891 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use on-demand Petri net difference -> true [2022-12-06 01:21:54,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-06 01:21:54,208 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-06 01:21:54,210 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-06 01:21:54,211 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-06 01:21:54,211 INFO L275 PluginConnector]: CDTParser initialized [2022-12-06 01:21:54,212 INFO L432 ainManager$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 01:21:55,307 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-06 01:21:55,791 INFO L351 CDTParser]: Found 1 translation units. [2022-12-06 01:21:55,792 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 01:21:55,829 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c67ef68cd/0a6cf66182bc4be9baa707eae8580ece/FLAGf55b6c971 [2022-12-06 01:21:55,849 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c67ef68cd/0a6cf66182bc4be9baa707eae8580ece [2022-12-06 01:21:55,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-06 01:21:55,853 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-12-06 01:21:55,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-06 01:21:55,855 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-06 01:21:55,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-06 01:21:55,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:21:55" (1/1) ... [2022-12-06 01:21:55,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@340584a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:55, skipping insertion in model container [2022-12-06 01:21:55,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:21:55" (1/1) ... [2022-12-06 01:21:55,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-06 01:21:55,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-06 01:21:56,727 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-06 01:21:56,893 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-06 01:21:56,905 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 01:21:56,907 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-06 01:21:56,979 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-06 01:21:56,996 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 01:21:57,004 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 01:21:57,076 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-06 01:21:57,079 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-06 01:21:57,096 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 01:21:57,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,343 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,360 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,364 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,364 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:21:57,365 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,371 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-06 01:21:57,372 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,373 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-06 01:21:57,374 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-06 01:21:57,375 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-06 01:21:57,384 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 01:21:57,385 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,386 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 01:21:57,386 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,388 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:21:57,390 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,393 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,393 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:21:57,398 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,409 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 01:21:57,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,410 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,418 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,419 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,420 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,426 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,427 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 01:21:57,428 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,429 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-06 01:21:57,429 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-06 01:21:57,429 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 01:21:57,430 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,431 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 01:21:57,432 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,433 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,434 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,445 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,446 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,448 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,456 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,457 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,460 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 01:21:57,462 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,474 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-06 01:21:57,474 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,475 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 01:21:57,476 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 01:21:57,477 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-06 01:21:57,485 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,486 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,490 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-06 01:21:57,498 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,533 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,535 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,536 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,537 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-06 01:21:57,538 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-06 01:21:57,539 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-06 01:21:57,555 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,556 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,557 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-06 01:21:57,558 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-06 01:21:57,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:57,561 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 01:21:57,561 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 01:21:57,562 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-06 01:21:57,762 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 01:21:57,763 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 01:21:57,768 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-06 01:21:57,768 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-06 01:21:57,782 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-06 01:21:57,936 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-06 01:21:57,937 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-06 01:21:58,200 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 01:21:58,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:21:58,639 INFO L203 MainTranslator]: Completed pre-run [2022-12-06 01:21:58,743 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-06 01:21:58,753 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-06 01:21:58,754 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 01:21:58,754 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-06 01:21:58,759 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-06 01:21:58,760 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 01:21:58,760 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-06 01:21:58,763 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-06 01:21:58,763 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-06 01:21:58,765 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-06 01:21:58,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,770 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,776 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-06 01:21:58,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,778 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-06 01:21:58,778 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,779 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-06 01:21:58,780 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-06 01:21:58,781 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-06 01:21:58,783 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 01:21:58,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,784 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 01:21:58,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,785 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:21:58,786 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,787 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,787 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-06 01:21:58,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,793 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-06 01:21:58,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,796 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,797 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,802 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 01:21:58,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,803 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-06 01:21:58,803 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-06 01:21:58,804 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-06 01:21:58,804 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,805 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 01:21:58,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,808 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,808 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,809 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,812 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,812 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,813 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-06 01:21:58,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,818 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-06 01:21:58,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,819 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 01:21:58,819 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-06 01:21:58,862 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-06 01:21:58,863 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,864 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-06 01:21:58,865 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,866 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,879 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,879 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,880 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,881 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-06 01:21:58,881 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-06 01:21:58,881 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-06 01:21:58,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,883 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-06 01:21:58,884 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-06 01:21:58,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,885 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,885 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-06 01:21:58,885 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 01:21:58,886 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-06 01:21:58,886 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-06 01:21:58,907 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 01:21:58,907 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-06 01:21:58,913 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-06 01:21:58,914 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-06 01:21:58,917 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-06 01:21:58,925 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-06 01:21:58,925 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-06 01:21:58,934 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 01:21:58,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-06 01:21:59,030 INFO L208 MainTranslator]: Completed translation [2022-12-06 01:21:59,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59 WrapperNode [2022-12-06 01:21:59,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-06 01:21:59,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-06 01:21:59,032 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-06 01:21:59,032 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-06 01:21:59,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,329 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7434 [2022-12-06 01:21:59,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-06 01:21:59,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-06 01:21:59,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-06 01:21:59,330 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-06 01:21:59,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,380 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,524 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-06 01:21:59,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-06 01:21:59,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-06 01:21:59,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-06 01:21:59,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (1/1) ... [2022-12-06 01:21:59,667 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-06 01:21:59,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-12-06 01:21:59,701 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 01:21:59,716 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 01:21:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-06 01:21:59,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-06 01:21:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-06 01:21:59,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-06 01:21:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-06 01:21:59,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-06 01:21:59,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-06 01:21:59,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-06 01:21:59,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-06 01:21:59,749 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 01:22:00,341 INFO L236 CfgBuilder]: Building ICFG [2022-12-06 01:22:00,343 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-06 01:22:04,987 INFO L277 CfgBuilder]: Performing block encoding [2022-12-06 01:22:05,030 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-06 01:22:05,030 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-06 01:22:05,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:22:05 BoogieIcfgContainer [2022-12-06 01:22:05,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-06 01:22:05,042 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-06 01:22:05,042 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-06 01:22:05,045 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-06 01:22:05,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 01:21:55" (1/3) ... [2022-12-06 01:22:05,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb11423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:22:05, skipping insertion in model container [2022-12-06 01:22:05,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:21:59" (2/3) ... [2022-12-06 01:22:05,046 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fb11423 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 01:22:05, skipping insertion in model container [2022-12-06 01:22:05,046 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:22:05" (3/3) ... [2022-12-06 01:22:05,048 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-06 01:22:05,066 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-06 01:22:05,066 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-06 01:22:05,066 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-06 01:22:06,431 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-06 01:22:06,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-06 01:23:27,622 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-06 01:23:27,622 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-06 01:23:32,988 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 01:23:32,989 INFO L82 GeneralOperation]: Start removeDead. Operand has 10652 places, 11249 transitions, 22562 flow [2022-12-06 01:23:34,243 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 7926 places, 8369 transitions, 16772 flow [2022-12-06 01:23:34,245 INFO L195 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-06 01:23:34,273 INFO L167 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-06 01:23:34,325 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 7926 places, 8369 transitions, 16772 flow [2022-12-06 01:24:54,832 INFO L130 PetriNetUnfolder]: 1156/21170 cut-off events. [2022-12-06 01:24:54,833 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-06 01:24:58,701 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. [2022-12-06 01:26:30,773 INFO L184 LiptonReduction]: Starting Lipton reduction on Petri net that has 7926 places, 8369 transitions, 16772 flow [2022-12-06 01:26:30,775 INFO L188 LiptonReduction]: Number of co-enabled transitions 38147776