./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 17:44:35,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:44:35,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:44:35,345 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:44:35,345 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:44:35,346 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:44:35,347 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:44:35,348 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:44:35,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:44:35,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:44:35,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:44:35,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:44:35,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:44:35,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:44:35,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:44:35,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:44:35,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:44:35,354 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:44:35,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:44:35,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:44:35,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:44:35,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:44:35,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:44:35,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:44:35,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:44:35,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:44:35,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:44:35,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:44:35,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:44:35,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:44:35,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:44:35,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:44:35,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:44:35,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:44:35,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:44:35,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:44:35,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:44:35,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:44:35,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:44:35,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:44:35,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:44:35,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-12-13 17:44:35,399 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:44:35,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:44:35,400 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:44:35,400 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:44:35,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:44:35,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:44:35,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:44:35,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:44:35,402 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:44:35,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:44:35,402 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 17:44:35,402 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:44:35,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:44:35,403 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 17:44:35,403 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:44:35,403 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:44:35,403 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:44:35,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:44:35,403 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-13 17:44:35,404 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 17:44:35,404 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:44:35,404 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:44:35,404 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:44:35,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:44:35,405 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:44:35,405 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:44:35,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:44:35,405 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:44:35,405 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:44:35,406 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:44:35,406 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:44:35,406 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:44:35,406 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:44:35,406 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:44:35,406 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:44:35,407 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:44:35,407 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:44:35,407 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c [2022-12-13 17:44:35,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:44:35,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:44:35,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:44:35,635 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:44:35,635 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:44:35,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 17:44:38,185 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:44:38,566 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:44:38,566 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 17:44:38,590 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/data/d00987555/4dc008e4d97c44129c82b4d878abd1ba/FLAG7639092d5 [2022-12-13 17:44:38,739 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/data/d00987555/4dc008e4d97c44129c82b4d878abd1ba [2022-12-13 17:44:38,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:44:38,743 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:44:38,744 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:44:38,744 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:44:38,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:44:38,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:44:38" (1/1) ... [2022-12-13 17:44:38,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49acaa9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:38, skipping insertion in model container [2022-12-13 17:44:38,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:44:38" (1/1) ... [2022-12-13 17:44:38,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:44:38,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:44:39,442 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 17:44:39,553 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 17:44:39,560 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 17:44:39,562 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 17:44:39,609 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 17:44:39,620 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 17:44:39,626 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 17:44:39,666 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 17:44:39,668 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 17:44:39,678 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 17:44:39,679 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,826 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,828 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,829 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 17:44:39,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,831 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 17:44:39,831 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,832 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 17:44:39,833 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 17:44:39,834 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 17:44:39,838 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 17:44:39,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,839 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 17:44:39,839 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,842 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 17:44:39,843 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,844 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,845 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 17:44:39,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,852 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 17:44:39,853 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,853 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,857 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,861 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 17:44:39,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,864 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 17:44:39,865 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 17:44:39,866 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 17:44:39,867 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,868 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 17:44:39,870 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,872 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,873 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,876 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,877 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,878 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,885 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 17:44:39,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,897 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:44:39,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,899 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 17:44:39,900 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 17:44:39,903 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 17:44:39,910 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,912 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 17:44:39,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,939 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,942 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,943 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,944 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,946 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 17:44:39,948 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 17:44:39,948 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 17:44:39,949 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,950 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,951 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,953 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 17:44:39,962 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 17:44:39,963 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,964 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,965 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:39,966 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 17:44:39,967 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 17:44:39,967 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 17:44:40,084 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 17:44:40,085 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 17:44:40,090 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 17:44:40,090 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 17:44:40,096 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 17:44:40,145 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 17:44:40,145 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:44:40,251 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-13 17:44:40,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:44:40,562 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:44:40,649 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 17:44:40,656 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 17:44:40,671 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 17:44:40,672 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 17:44:40,675 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 17:44:40,675 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 17:44:40,676 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 17:44:40,677 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 17:44:40,677 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 17:44:40,678 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 17:44:40,679 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,681 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,683 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,685 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,686 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 17:44:40,686 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,687 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 17:44:40,688 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,688 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 17:44:40,689 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 17:44:40,690 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 17:44:40,692 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 17:44:40,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,693 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 17:44:40,693 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,695 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 17:44:40,696 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,697 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,698 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 17:44:40,700 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,703 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 17:44:40,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,703 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,705 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,706 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,707 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,708 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 17:44:40,709 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,710 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 17:44:40,710 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 17:44:40,711 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 17:44:40,711 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,712 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 17:44:40,713 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,715 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,716 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,717 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,719 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,721 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 17:44:40,722 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,728 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 17:44:40,728 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,729 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 17:44:40,729 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 17:44:40,733 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 17:44:40,735 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,736 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,737 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 17:44:40,738 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,741 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,744 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,745 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,747 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 17:44:40,748 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 17:44:40,748 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 17:44:40,749 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,749 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,750 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,750 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 17:44:40,751 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 17:44:40,752 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 17:44:40,754 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 17:44:40,754 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 17:44:40,755 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 17:44:40,771 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 17:44:40,772 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 17:44:40,776 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 17:44:40,776 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 17:44:40,779 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 17:44:40,783 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 17:44:40,783 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 17:44:40,791 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-13 17:44:40,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:44:40,896 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:44:40,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40 WrapperNode [2022-12-13 17:44:40,897 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:44:40,897 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:44:40,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:44:40,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:44:40,905 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:40,963 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,260 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 9345 [2022-12-13 17:44:41,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:44:41,261 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:44:41,261 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:44:41,261 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:44:41,269 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,303 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,564 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,576 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:44:41,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:44:41,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:44:41,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:44:41,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (1/1) ... [2022-12-13 17:44:41,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:44:41,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:44:41,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:44:41,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731142a0-1f03-4084-b7c1-a775dd2136b9/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:44:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-13 17:44:41,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-13 17:44:41,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-13 17:44:41,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-13 17:44:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-13 17:44:41,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-13 17:44:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:44:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 17:44:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:44:41,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:44:41,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:44:41,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:44:41,701 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 17:44:42,119 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:44:42,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:44:48,163 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:44:48,202 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:44:48,203 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:44:48,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:48 BoogieIcfgContainer [2022-12-13 17:44:48,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:44:48,212 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:44:48,212 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:44:48,214 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:44:48,214 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:44:38" (1/3) ... [2022-12-13 17:44:48,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658873a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:44:48, skipping insertion in model container [2022-12-13 17:44:48,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:44:40" (2/3) ... [2022-12-13 17:44:48,215 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@658873a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:44:48, skipping insertion in model container [2022-12-13 17:44:48,215 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:44:48" (3/3) ... [2022-12-13 17:44:48,216 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 17:44:48,222 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 17:44:48,230 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:44:48,230 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 515 error locations. [2022-12-13 17:44:48,230 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 17:44:49,584 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-13 17:44:49,785 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 15667 places, 16036 transitions, 32136 flow [2022-12-13 17:47:00,638 INFO L130 PetriNetUnfolder]: 708/30328 cut-off events. [2022-12-13 17:47:00,639 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-13 17:47:08,884 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30362 conditions, 30328 events. 708/30328 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 218330 event pairs, 1 based on Foata normal form. 0/28316 useless extension candidates. Maximal degree in co-relation 29720. Up to 18 conditions per place. [2022-12-13 17:47:08,884 INFO L82 GeneralOperation]: Start removeDead. Operand has 15667 places, 16036 transitions, 32136 flow [2022-12-13 17:47:10,594 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 11687 places, 11954 transitions, 23942 flow [2022-12-13 17:47:10,596 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 17:47:10,604 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 11687 places, 11954 transitions, 23942 flow [2022-12-13 17:47:10,606 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 11687 places, 11954 transitions, 23942 flow [2022-12-13 17:47:10,607 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 11687 places, 11954 transitions, 23942 flow [2022-12-13 17:49:16,318 INFO L130 PetriNetUnfolder]: 708/30328 cut-off events. [2022-12-13 17:49:16,318 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-13 17:49:25,283 INFO L83 FinitePrefix]: Finished finitePrefix Result has 30362 conditions, 30328 events. 708/30328 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 49. Compared 218518 event pairs, 1 based on Foata normal form. 0/28316 useless extension candidates. Maximal degree in co-relation 29720. Up to 18 conditions per place. [2022-12-13 17:50:02,817 INFO L119 LiptonReduction]: Number of co-enabled transitions 80204514