./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 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/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_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur --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 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-38b53e6 [2022-11-26 00:50:52,004 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:50:52,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:50:52,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:50:52,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:50:52,046 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:50:52,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:50:52,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:50:52,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:50:52,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:50:52,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:50:52,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:50:52,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:50:52,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:50:52,069 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:50:52,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:50:52,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:50:52,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:50:52,078 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:50:52,085 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:50:52,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:50:52,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:50:52,090 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:50:52,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:50:52,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:50:52,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:50:52,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:50:52,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:50:52,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:50:52,105 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:50:52,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:50:52,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:50:52,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:50:52,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:50:52,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:50:52,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:50:52,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:50:52,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:50:52,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:50:52,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:50:52,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:50:52,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-26 00:50:52,158 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:50:52,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:50:52,159 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:50:52,159 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:50:52,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:50:52,161 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:50:52,161 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:50:52,161 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:50:52,161 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:50:52,162 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:50:52,163 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:50:52,163 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:50:52,163 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:50:52,163 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:50:52,164 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:50:52,164 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:50:52,164 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:50:52,164 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:50:52,165 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:50:52,166 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:50:52,166 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:50:52,166 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:50:52,166 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:50:52,166 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:50:52,167 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:50:52,167 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:50:52,168 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:50:52,168 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:50:52,168 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:50:52,168 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:50:52,169 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:50:52,169 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:50:52,169 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:50:52,169 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:50:52,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:50:52,170 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:50:52,170 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:50:52,170 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:50:52,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:50:52,172 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:50:52,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:50:52,172 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:50:52,173 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:50:52,173 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_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dcbacb5c6320cc7d732f3f08957667bdf1dc73f77660278f36230fbc0ccef69c [2022-11-26 00:50:52,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:50:52,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:50:52,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:50:52,493 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:50:52,494 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:50:52,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-11-26 00:50:55,475 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:50:56,027 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:50:56,028 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-11-26 00:50:56,073 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/data/86584a0ac/a04658655fdb4979b136f10d765fb62f/FLAG9543249e8 [2022-11-26 00:50:56,093 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/data/86584a0ac/a04658655fdb4979b136f10d765fb62f [2022-11-26 00:50:56,098 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:50:56,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:50:56,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:50:56,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:50:56,129 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:50:56,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:50:56" (1/1) ... [2022-11-26 00:50:56,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22b13be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:56, skipping insertion in model container [2022-11-26 00:50:56,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:50:56" (1/1) ... [2022-11-26 00:50:56,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:50:56,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:50:57,032 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:50:57,143 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-26 00:50:57,151 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:50:57,155 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-26 00:50:57,202 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-26 00:50:57,211 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-26 00:50:57,216 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-26 00:50:57,253 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-26 00:50:57,255 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-26 00:50:57,270 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:50:57,272 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,454 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,463 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,477 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,478 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-26 00:50:57,479 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,481 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-11-26 00:50:57,490 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,492 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:50:57,494 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-11-26 00:50:57,495 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-11-26 00:50:57,499 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-26 00:50:57,500 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,500 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-26 00:50:57,501 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,502 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-26 00:50:57,504 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,505 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,506 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-26 00:50:57,509 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,514 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-26 00:50:57,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,515 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,527 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,527 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,528 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,532 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,542 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:50:57,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,548 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-11-26 00:50:57,550 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-11-26 00:50:57,551 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:50:57,552 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,554 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-11-26 00:50:57,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,559 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,561 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,566 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,567 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,569 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,573 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,616 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-11-26 00:50:57,618 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,652 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:50:57,679 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,680 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:50:57,681 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:50:57,684 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-26 00:50:57,689 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,690 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,691 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-11-26 00:50:57,696 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,714 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,746 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,749 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,750 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,751 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,753 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-11-26 00:50:57,755 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-26 00:50:57,755 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-11-26 00:50:57,756 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,757 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,758 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,759 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-11-26 00:50:57,763 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-11-26 00:50:57,766 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,767 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:57,769 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:50:57,770 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:50:57,771 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-11-26 00:50:57,892 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-11-26 00:50:57,892 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-11-26 00:50:57,898 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:50:57,899 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:50:57,906 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:50:57,984 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-26 00:50:57,985 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:50:58,158 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_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-11-26 00:50:58,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:50:58,598 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:50:58,724 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:50:58,743 WARN L623 FunctionHandler]: Unknown extern function debug_dma_alloc_coherent [2022-11-26 00:50:58,745 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:50:58,746 WARN L623 FunctionHandler]: Unknown extern function debug_dma_free_coherent [2022-11-26 00:50:58,750 WARN L623 FunctionHandler]: Unknown extern function __netdev_alloc_skb [2022-11-26 00:50:58,752 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-26 00:50:58,753 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-26 00:50:58,757 WARN L623 FunctionHandler]: Unknown extern function netpoll_trap [2022-11-26 00:50:58,758 WARN L623 FunctionHandler]: Unknown extern function __netif_schedule [2022-11-26 00:50:58,759 WARN L623 FunctionHandler]: Unknown extern function warn_slowpath_null [2022-11-26 00:50:58,760 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,768 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,774 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,778 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,779 WARN L623 FunctionHandler]: Unknown extern function __request_region [2022-11-26 00:50:58,780 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,782 WARN L623 FunctionHandler]: Unknown extern function alloc_irdadev [2022-11-26 00:50:58,783 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,784 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:50:58,785 WARN L623 FunctionHandler]: Unknown extern function irda_init_max_qos_capabilies [2022-11-26 00:50:58,789 WARN L623 FunctionHandler]: Unknown extern function irda_qos_bits_to_value [2022-11-26 00:50:58,797 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-26 00:50:58,801 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,801 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-26 00:50:58,803 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,804 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-26 00:50:58,806 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,807 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,808 WARN L623 FunctionHandler]: Unknown extern function __release_region [2022-11-26 00:50:58,810 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,813 WARN L623 FunctionHandler]: Unknown extern function net_ratelimit [2022-11-26 00:50:58,815 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,815 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,818 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,819 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,820 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,822 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,831 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:50:58,832 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,833 WARN L623 FunctionHandler]: Unknown extern function __udelay [2022-11-26 00:50:58,833 WARN L623 FunctionHandler]: Unknown extern function async_wrap_skb [2022-11-26 00:50:58,834 WARN L623 FunctionHandler]: Unknown extern function consume_skb [2022-11-26 00:50:58,835 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,836 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-11-26 00:50:58,838 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,841 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,845 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,846 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,848 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,849 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,850 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,854 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,856 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,857 WARN L623 FunctionHandler]: Unknown extern function irda_setup_dma [2022-11-26 00:50:58,859 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,870 WARN L623 FunctionHandler]: Unknown extern function __const_udelay [2022-11-26 00:50:58,871 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,871 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:50:58,872 WARN L623 FunctionHandler]: Unknown extern function skb_put [2022-11-26 00:50:58,881 WARN L623 FunctionHandler]: Unknown extern function netif_rx [2022-11-26 00:50:58,887 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,892 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,894 WARN L623 FunctionHandler]: Unknown extern function async_unwrap_char [2022-11-26 00:50:58,895 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,897 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,901 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,903 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,905 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,906 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,908 WARN L623 FunctionHandler]: Unknown extern function request_dma [2022-11-26 00:50:58,909 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-26 00:50:58,910 WARN L623 FunctionHandler]: Unknown extern function irlap_open [2022-11-26 00:50:58,911 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,913 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,914 WARN L623 FunctionHandler]: Unknown extern function irlap_close [2022-11-26 00:50:58,927 WARN L623 FunctionHandler]: Unknown extern function free_dma [2022-11-26 00:50:58,929 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,934 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:50:58,935 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:50:58,936 WARN L623 FunctionHandler]: Unknown extern function capable [2022-11-26 00:50:58,936 WARN L623 FunctionHandler]: Unknown extern function irda_device_set_media_busy [2022-11-26 00:50:58,963 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-11-26 00:50:58,963 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_register_netdev [2022-11-26 00:50:59,036 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_interrupt_context [2022-11-26 00:50:59,037 WARN L623 FunctionHandler]: Unknown extern function ldv_switch_to_process_context [2022-11-26 00:50:59,042 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:50:59,051 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-26 00:50:59,051 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:50:59,065 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_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2022-11-26 00:50:59,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:50:59,190 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:50:59,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59 WrapperNode [2022-11-26 00:50:59,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:50:59,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:50:59,192 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:50:59,192 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:50:59,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,273 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,556 INFO L138 Inliner]: procedures = 326, calls = 1240, calls flagged for inlining = 468, calls inlined = 783, statements flattened = 7164 [2022-11-26 00:50:59,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:50:59,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:50:59,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:50:59,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:50:59,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,802 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,822 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:50:59,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:50:59,894 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:50:59,894 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:50:59,895 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (1/1) ... [2022-11-26 00:50:59,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:50:59,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:50:59,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:50:59,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfd5c6d8-a63d-401c-a63f-a2c967ec2719/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:50:59,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2022-11-26 00:50:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2022-11-26 00:50:59,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2022-11-26 00:50:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2022-11-26 00:50:59,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-11-26 00:50:59,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-11-26 00:50:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:50:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:50:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:50:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:50:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:50:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:50:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-26 00:50:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:50:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:50:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:50:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:50:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:50:59,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:50:59,982 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-26 00:51:00,638 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:51:00,640 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:51:07,439 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:51:07,476 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:51:07,477 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-26 00:51:07,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:07 BoogieIcfgContainer [2022-11-26 00:51:07,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:51:07,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:51:07,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:51:07,490 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:51:07,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:50:56" (1/3) ... [2022-11-26 00:51:07,491 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0121fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:51:07, skipping insertion in model container [2022-11-26 00:51:07,491 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:50:59" (2/3) ... [2022-11-26 00:51:07,492 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a0121fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:51:07, skipping insertion in model container [2022-11-26 00:51:07,492 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:51:07" (3/3) ... [2022-11-26 00:51:07,493 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2022-11-26 00:51:07,502 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-26 00:51:07,512 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:51:07,512 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 562 error locations. [2022-11-26 00:51:07,512 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-26 00:51:09,322 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2022-11-26 00:51:09,524 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-26 00:51:09,546 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 12718 places, 13087 transitions, 26238 flow [2022-11-26 00:51:09,551 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 12718 places, 13087 transitions, 26238 flow [2022-11-26 00:51:09,552 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 12718 places, 13087 transitions, 26238 flow