./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_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/config/TaipanReach.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_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh --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 Taipan --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 [2022-12-14 12:24:06,437 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:24:06,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:24:06,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:24:06,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:24:06,451 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:24:06,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:24:06,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:24:06,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:24:06,454 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:24:06,455 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:24:06,455 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:24:06,456 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:24:06,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:24:06,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:24:06,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:24:06,458 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:24:06,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:24:06,460 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:24:06,461 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:24:06,462 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:24:06,463 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:24:06,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:24:06,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:24:06,466 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:24:06,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:24:06,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:24:06,467 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:24:06,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:24:06,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:24:06,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:24:06,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:24:06,469 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:24:06,470 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:24:06,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:24:06,470 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:24:06,471 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:24:06,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:24:06,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:24:06,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:24:06,472 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:24:06,473 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-12-14 12:24:06,487 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:24:06,487 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:24:06,487 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:24:06,487 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:24:06,488 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:24:06,488 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:24:06,488 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:24:06,488 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:24:06,488 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:24:06,488 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:24:06,488 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:24:06,488 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:24:06,489 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:24:06,489 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:24:06,489 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:24:06,489 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:24:06,489 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:24:06,489 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:24:06,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:24:06,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:24:06,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:24:06,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:24:06,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:24:06,492 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:24:06,492 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c [2022-12-14 12:24:06,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:24:06,682 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:24:06,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:24:06,685 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:24:06,686 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:24:06,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-14 12:24:09,311 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:24:09,663 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:24:09,663 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-14 12:24:09,684 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/data/19cf21de0/8171dec69f2540d18491bf19dd47e899/FLAG02ef2325e [2022-12-14 12:24:09,694 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/data/19cf21de0/8171dec69f2540d18491bf19dd47e899 [2022-12-14 12:24:09,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:24:09,697 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:24:09,698 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:24:09,698 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:24:09,701 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:24:09,702 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:24:09" (1/1) ... [2022-12-14 12:24:09,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecc9ff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:09, skipping insertion in model container [2022-12-14 12:24:09,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:24:09" (1/1) ... [2022-12-14 12:24:09,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:24:09,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:24:10,447 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 12:24:10,547 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 12:24:10,553 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:24:10,555 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 12:24:10,593 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 12:24:10,602 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 12:24:10,607 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 12:24:10,641 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:24:10,641 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 12:24:10,648 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:24:10,649 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,765 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,771 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,775 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 12:24:10,775 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,776 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-14 12:24:10,776 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,777 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:24:10,778 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-14 12:24:10,779 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-14 12:24:10,784 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-14 12:24:10,784 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,785 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-14 12:24:10,785 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,787 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 12:24:10,788 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,790 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,790 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 12:24:10,794 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,798 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-14 12:24:10,798 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,799 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,802 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,805 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,807 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:24:10,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,811 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-14 12:24:10,811 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-14 12:24:10,812 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:24:10,814 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,815 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-14 12:24:10,817 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,818 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,823 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,824 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,825 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,830 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,832 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-14 12:24:10,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,846 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:24:10,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,847 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:24:10,848 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:24:10,850 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 12:24:10,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,855 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,856 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-14 12:24:10,860 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,864 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,888 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,890 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,891 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,892 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,893 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-14 12:24:10,895 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:24:10,895 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-14 12:24:10,896 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,898 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,899 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-14 12:24:10,900 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-14 12:24:10,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,902 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:10,904 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 12:24:10,905 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 12:24:10,905 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-14 12:24:11,006 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-14 12:24:11,006 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-14 12:24:11,010 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 12:24:11,010 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 12:24:11,014 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 12:24:11,059 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 12:24:11,060 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 12:24:11,165 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_53503475-6074-4a9e-834c-246fec20ae00/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-14 12:24:11,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:24:11,467 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:24:11,531 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-14 12:24:11,552 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-12-14 12:24:11,554 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:24:11,554 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-12-14 12:24:11,558 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-12-14 12:24:11,559 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 12:24:11,559 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-14 12:24:11,561 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-12-14 12:24:11,562 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-12-14 12:24:11,563 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-12-14 12:24:11,564 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,568 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,574 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-12-14 12:24:11,574 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,575 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-12-14 12:24:11,576 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,576 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-14 12:24:11,577 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-12-14 12:24:11,578 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-12-14 12:24:11,581 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-14 12:24:11,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,582 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-14 12:24:11,582 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,584 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 12:24:11,586 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,587 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,587 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-12-14 12:24:11,590 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,593 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-12-14 12:24:11,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,596 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,599 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,601 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:24:11,603 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,603 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-12-14 12:24:11,604 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-12-14 12:24:11,604 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-12-14 12:24:11,606 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,606 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-14 12:24:11,608 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,609 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,610 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,611 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,615 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,616 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,618 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-12-14 12:24:11,619 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,628 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-12-14 12:24:11,628 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,629 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:24:11,629 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-12-14 12:24:11,634 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-12-14 12:24:11,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,636 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,637 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-12-14 12:24:11,638 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,641 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,645 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,647 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,648 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,649 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-12-14 12:24:11,650 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-12-14 12:24:11,651 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-12-14 12:24:11,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,652 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,653 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,654 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-12-14 12:24:11,654 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-12-14 12:24:11,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,656 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,657 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-14 12:24:11,657 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 12:24:11,658 WARN L623 FunctionHandler]: Unknown extern function capable [2022-12-14 12:24:11,658 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-12-14 12:24:11,680 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-14 12:24:11,680 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-12-14 12:24:11,686 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-12-14 12:24:11,686 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-12-14 12:24:11,690 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-14 12:24:11,694 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-14 12:24:11,694 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-14 12:24:11,703 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_53503475-6074-4a9e-834c-246fec20ae00/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-12-14 12:24:11,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:24:11,808 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:24:11,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11 WrapperNode [2022-12-14 12:24:11,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:24:11,810 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:24:11,810 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:24:11,810 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:24:11,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:11,867 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,033 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 9345 [2022-12-14 12:24:12,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:24:12,033 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:24:12,033 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:24:12,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:24:12,041 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,098 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,278 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,293 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,327 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:24:12,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:24:12,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:24:12,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:24:12,329 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (1/1) ... [2022-12-14 12:24:12,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:24:12,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:24:12,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:24:12,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53503475-6074-4a9e-834c-246fec20ae00/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-12-14 12:24:12,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-12-14 12:24:12,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-14 12:24:12,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 12:24:12,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:24:12,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:24:12,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:24:12,402 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 12:24:12,837 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:24:12,839 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:24:18,653 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:24:18,684 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:24:18,684 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 12:24:18,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:24:18 BoogieIcfgContainer [2022-12-14 12:24:18,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:24:18,692 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:24:18,692 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:24:18,694 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:24:18,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:24:09" (1/3) ... [2022-12-14 12:24:18,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ef8a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:24:18, skipping insertion in model container [2022-12-14 12:24:18,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:24:11" (2/3) ... [2022-12-14 12:24:18,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55ef8a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:24:18, skipping insertion in model container [2022-12-14 12:24:18,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:24:18" (3/3) ... [2022-12-14 12:24:18,696 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-12-14 12:24:18,702 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-14 12:24:18,709 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:24:18,709 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 515 error locations. [2022-12-14 12:24:18,710 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-14 12:24:19,919 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-12-14 12:24:20,068 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-12-14 12:24:20,079 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 15667 places, 16036 transitions, 32136 flow [2022-12-14 12:24:20,082 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 15667 places, 16036 transitions, 32136 flow [2022-12-14 12:24:20,083 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 15667 places, 16036 transitions, 32136 flow [2022-12-14 12:26:19,441 INFO L130 PetriNetUnfolder]: 708/30328 cut-off events. [2022-12-14 12:26:19,441 INFO L131 PetriNetUnfolder]: For 10/10 co-relation queries the response was YES. [2022-12-14 12:26:27,192 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. [2022-12-14 12:27:05,632 INFO L119 LiptonReduction]: Number of co-enabled transitions 80204514