./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.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 overflows 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_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/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_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/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_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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 15:15:01,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 15:15:01,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 15:15:01,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 15:15:01,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 15:15:01,426 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 15:15:01,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 15:15:01,428 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 15:15:01,430 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 15:15:01,431 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 15:15:01,432 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 15:15:01,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 15:15:01,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 15:15:01,434 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 15:15:01,436 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 15:15:01,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 15:15:01,437 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 15:15:01,438 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 15:15:01,440 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 15:15:01,442 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 15:15:01,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 15:15:01,444 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 15:15:01,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 15:15:01,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 15:15:01,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 15:15:01,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 15:15:01,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 15:15:01,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 15:15:01,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 15:15:01,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 15:15:01,453 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 15:15:01,454 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 15:15:01,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 15:15:01,455 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 15:15:01,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 15:15:01,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 15:15:01,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 15:15:01,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 15:15:01,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 15:15:01,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 15:15:01,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 15:15:01,460 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 15:15:01,481 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 15:15:01,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 15:15:01,482 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 15:15:01,482 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 15:15:01,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 15:15:01,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 15:15:01,483 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 15:15:01,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 15:15:01,484 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 15:15:01,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 15:15:01,484 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 15:15:01,484 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 15:15:01,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 15:15:01,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 15:15:01,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 15:15:01,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 15:15:01,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 15:15:01,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 15:15:01,486 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 15:15:01,486 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 15:15:01,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 15:15:01,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 15:15:01,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 15:15:01,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 15:15:01,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 15:15:01,487 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 15:15:01,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:15:01,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 15:15:01,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 15:15:01,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 15:15:01,488 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 15:15:01,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 15:15:01,488 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 15:15:01,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 15:15:01,489 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 15:15:01,489 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 15:15:01,489 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 15:15:01,489 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_c87baca8-d1c7-4231-8215-8ebd46fae3b9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c [2022-12-13 15:15:01,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 15:15:01,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 15:15:01,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 15:15:01,694 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 15:15:01,694 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 15:15:01,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/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 15:15:04,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 15:15:04,616 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 15:15:04,616 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 15:15:04,637 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/data/4a7a763f2/2a81c8d63b17469b9996a372d9139f9d/FLAG5f99a382e [2022-12-13 15:15:04,876 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/data/4a7a763f2/2a81c8d63b17469b9996a372d9139f9d [2022-12-13 15:15:04,879 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 15:15:04,880 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 15:15:04,882 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 15:15:04,882 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 15:15:04,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 15:15:04,888 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:15:04" (1/1) ... [2022-12-13 15:15:04,890 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c18b24c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:04, skipping insertion in model container [2022-12-13 15:15:04,890 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 03:15:04" (1/1) ... [2022-12-13 15:15:04,901 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 15:15:05,003 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 15:15:05,537 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 15:15:05,646 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 15:15:05,654 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:15:05,656 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 15:15:05,709 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:15:05,722 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 15:15:05,728 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 15:15:05,776 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 15:15:05,777 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 15:15:05,789 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:15:05,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,000 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,010 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,014 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,015 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 15:15:06,015 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,017 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 15:15:06,017 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,018 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:15:06,019 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 15:15:06,020 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 15:15:06,023 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 15:15:06,023 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,024 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 15:15:06,024 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,026 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 15:15:06,027 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,028 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,028 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 15:15:06,031 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,036 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 15:15:06,036 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,037 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,040 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,040 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,041 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,044 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,046 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:15:06,048 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,048 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 15:15:06,049 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 15:15:06,050 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:15:06,051 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,052 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 15:15:06,054 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,055 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,056 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,057 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,063 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,064 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,065 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,067 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,070 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 15:15:06,072 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,080 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:15:06,080 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,081 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:15:06,082 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:15:06,083 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 15:15:06,090 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,091 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,092 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 15:15:06,098 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,101 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,116 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,118 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,119 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,120 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 15:15:06,122 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 15:15:06,122 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 15:15:06,123 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,123 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,124 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,125 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 15:15:06,125 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 15:15:06,126 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,127 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,128 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,128 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 15:15:06,129 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 15:15:06,129 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 15:15:06,242 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 15:15:06,242 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 15:15:06,245 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 15:15:06,246 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 15:15:06,250 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 15:15:06,306 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 15:15:06,306 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 15:15:06,440 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_c87baca8-d1c7-4231-8215-8ebd46fae3b9/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-13 15:15:06,773 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:15:06,787 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 15:15:06,866 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 15:15:06,870 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-13 15:15:06,871 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:15:06,871 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-13 15:15:06,873 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-13 15:15:06,873 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 15:15:06,874 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 15:15:06,875 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-13 15:15:06,875 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-13 15:15:06,876 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-13 15:15:06,876 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,879 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,880 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,882 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,883 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-13 15:15:06,883 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,884 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-13 15:15:06,884 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,885 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 15:15:06,885 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-13 15:15:06,885 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-13 15:15:06,887 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 15:15:06,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,887 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 15:15:06,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,888 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 15:15:06,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,889 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,889 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-13 15:15:06,890 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,892 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-13 15:15:06,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,893 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,894 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,895 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,895 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,896 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,897 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:15:06,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,898 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-13 15:15:06,898 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-13 15:15:06,898 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-13 15:15:06,899 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,899 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 15:15:06,900 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,905 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,905 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,906 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-13 15:15:06,907 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,910 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-13 15:15:06,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,911 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:15:06,911 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-13 15:15:06,914 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-13 15:15:06,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,915 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,916 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-13 15:15:06,916 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,918 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,921 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,922 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,922 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,923 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,924 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-13 15:15:06,924 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-13 15:15:06,925 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-13 15:15:06,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,925 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,926 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,926 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-13 15:15:06,927 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-13 15:15:06,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,928 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,929 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 15:15:06,929 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 15:15:06,930 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-13 15:15:06,930 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-13 15:15:06,946 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 15:15:06,946 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-13 15:15:06,950 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-13 15:15:06,951 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-13 15:15:06,954 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 15:15:06,956 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 15:15:06,957 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 15:15:06,962 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_c87baca8-d1c7-4231-8215-8ebd46fae3b9/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-13 15:15:06,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 15:15:07,024 INFO L208 MainTranslator]: Completed translation [2022-12-13 15:15:07,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07 WrapperNode [2022-12-13 15:15:07,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 15:15:07,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 15:15:07,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 15:15:07,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 15:15:07,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,228 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7164 [2022-12-13 15:15:07,228 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 15:15:07,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 15:15:07,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 15:15:07,229 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 15:15:07,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,258 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,328 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,338 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,349 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 15:15:07,371 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 15:15:07,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 15:15:07,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 15:15:07,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (1/1) ... [2022-12-13 15:15:07,376 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 15:15:07,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 15:15:07,397 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 15:15:07,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c87baca8-d1c7-4231-8215-8ebd46fae3b9/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 15:15:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-13 15:15:07,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-13 15:15:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-13 15:15:07,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-13 15:15:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-13 15:15:07,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-13 15:15:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 15:15:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 15:15:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 15:15:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 15:15:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 15:15:07,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 15:15:07,457 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 15:15:07,831 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 15:15:07,832 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 15:15:12,169 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 15:15:12,205 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 15:15:12,205 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 15:15:12,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:15:12 BoogieIcfgContainer [2022-12-13 15:15:12,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 15:15:12,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 15:15:12,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 15:15:12,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 15:15:12,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 03:15:04" (1/3) ... [2022-12-13 15:15:12,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad9e890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:15:12, skipping insertion in model container [2022-12-13 15:15:12,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 03:15:07" (2/3) ... [2022-12-13 15:15:12,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ad9e890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 03:15:12, skipping insertion in model container [2022-12-13 15:15:12,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 03:15:12" (3/3) ... [2022-12-13 15:15:12,218 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-13 15:15:12,224 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 15:15:12,232 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 15:15:12,232 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 562 error locations. [2022-12-13 15:15:12,232 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 15:15:13,116 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-13 15:15:13,262 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 12718 places, 13087 transitions, 26238 flow [2022-12-13 15:16:36,796 INFO L130 PetriNetUnfolder]: 708/24744 cut-off events. [2022-12-13 15:16:36,796 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-13 15:16:41,950 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24778 conditions, 24744 events. 708/24744 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 178745 event pairs, 1 based on Foata normal form. 0/22731 useless extension candidates. Maximal degree in co-relation 24136. Up to 18 conditions per place. [2022-12-13 15:16:41,951 INFO L82 GeneralOperation]: Start removeDead. Operand has 12718 places, 13087 transitions, 26238 flow [2022-12-13 15:16:43,133 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 9553 places, 9820 transitions, 19674 flow [2022-12-13 15:16:43,136 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 15:16:43,144 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9553 places, 9820 transitions, 19674 flow [2022-12-13 15:16:43,146 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 9553 places, 9820 transitions, 19674 flow [2022-12-13 15:16:43,147 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 9553 places, 9820 transitions, 19674 flow [2022-12-13 15:18:04,028 INFO L130 PetriNetUnfolder]: 708/24744 cut-off events. [2022-12-13 15:18:04,028 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-13 15:18:09,602 INFO L83 FinitePrefix]: Finished finitePrefix Result has 24778 conditions, 24744 events. 708/24744 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 48. Compared 178758 event pairs, 1 based on Foata normal form. 0/22731 useless extension candidates. Maximal degree in co-relation 24136. Up to 18 conditions per place. [2022-12-13 15:18:32,423 INFO L119 LiptonReduction]: Number of co-enabled transitions 53932012