./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/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_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur --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 d21289ad0260bc29d79b2bd61c2535ad4b8522ed30b4caa2844d314826a0bd1c --- 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 [2022-11-25 23:52:44,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 23:52:44,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 23:52:44,580 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 23:52:44,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 23:52:44,586 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 23:52:44,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 23:52:44,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 23:52:44,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 23:52:44,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 23:52:44,603 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 23:52:44,606 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 23:52:44,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 23:52:44,610 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 23:52:44,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 23:52:44,614 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 23:52:44,616 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 23:52:44,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 23:52:44,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 23:52:44,627 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 23:52:44,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 23:52:44,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 23:52:44,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 23:52:44,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 23:52:44,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 23:52:44,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 23:52:44,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 23:52:44,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 23:52:44,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 23:52:44,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 23:52:44,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 23:52:44,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 23:52:44,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 23:52:44,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 23:52:44,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 23:52:44,661 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 23:52:44,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 23:52:44,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 23:52:44,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 23:52:44,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 23:52:44,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 23:52:44,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-25 23:52:44,713 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 23:52:44,714 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 23:52:44,715 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 23:52:44,715 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 23:52:44,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 23:52:44,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 23:52:44,717 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 23:52:44,717 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 23:52:44,718 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 23:52:44,718 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 23:52:44,719 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 23:52:44,720 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 23:52:44,720 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 23:52:44,720 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 23:52:44,721 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 23:52:44,721 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 23:52:44,722 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 23:52:44,722 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 23:52:44,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 23:52:44,723 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 23:52:44,724 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 23:52:44,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 23:52:44,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 23:52:44,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 23:52:44,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 23:52:44,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 23:52:44,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 23:52:44,726 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-25 23:52:44,727 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 23:52:44,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 23:52:44,728 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 23:52:44,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 23:52:44,730 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 23:52:44,730 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 23:52:44,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:52:44,731 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 23:52:44,731 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 23:52:44,731 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 23:52:44,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 23:52:44,732 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 23:52:44,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 23:52:44,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 23:52:44,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 23:52:44,733 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_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21289ad0260bc29d79b2bd61c2535ad4b8522ed30b4caa2844d314826a0bd1c [2022-11-25 23:52:45,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 23:52:45,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 23:52:45,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 23:52:45,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 23:52:45,121 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 23:52:45,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-11-25 23:52:48,333 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 23:52:48,826 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 23:52:48,827 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-11-25 23:52:48,875 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/data/10a8fe803/0618f0dca6494592bfaca9301a9d93b5/FLAG3139891f5 [2022-11-25 23:52:48,892 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/data/10a8fe803/0618f0dca6494592bfaca9301a9d93b5 [2022-11-25 23:52:48,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 23:52:48,898 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 23:52:48,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 23:52:48,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 23:52:48,906 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 23:52:48,907 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:52:48" (1/1) ... [2022-11-25 23:52:48,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4872082b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:48, skipping insertion in model container [2022-11-25 23:52:48,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 11:52:48" (1/1) ... [2022-11-25 23:52:48,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 23:52:49,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 23:52:49,653 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:52:49,830 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:52:49,840 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:52:49,852 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:52:49,963 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:52:49,964 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:52:49,968 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:52:49,969 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 23:52:49,974 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:52:49,976 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:52:49,980 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:52:49,981 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 23:52:50,137 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:50,171 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,183 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 23:52:50,188 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 23:52:50,198 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 23:52:50,201 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 23:52:50,203 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:50,205 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:50,206 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:50,208 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:50,210 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:50,233 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,241 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 23:52:50,250 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,256 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,257 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:52:50,266 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,268 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:52:50,274 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-11-25 23:52:50,275 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:52:50,291 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,296 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:50,305 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,315 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,326 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:52:50,359 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,361 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,364 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,376 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,384 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,389 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:50,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,394 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:50,394 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:52:50,395 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:52:50,397 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:50,397 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:50,399 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,402 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,407 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:50,417 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:52:50,419 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,420 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:52:50,422 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:50,425 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,426 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:50,427 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:52:50,429 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,430 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:50,432 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,435 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:50,435 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:50,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,440 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,445 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:50,446 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,448 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:50,455 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,456 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,456 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:52:50,457 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:52:50,458 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:52:50,458 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:52:50,461 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,462 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,465 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,468 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,471 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,472 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 23:52:50,473 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,474 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,474 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 23:52:50,475 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,476 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 23:52:50,476 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,478 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,479 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-11-25 23:52:50,479 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:50,480 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:52:50,487 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-11-25 23:52:50,489 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:50,491 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:52:50,577 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 23:52:50,637 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_usb_register_driver [2022-11-25 23:52:50,643 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:52:50,653 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:50,653 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:50,655 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:50,655 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:50,656 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:50,657 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:50,707 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 23:52:50,708 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:52:50,887 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_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2022-11-25 23:52:51,205 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,206 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,208 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:52:51,242 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 23:52:51,314 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-25 23:52:51,317 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-25 23:52:51,317 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-25 23:52:51,318 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 23:52:51,322 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:52:51,322 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:52:51,323 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-25 23:52:51,323 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-25 23:52:51,324 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-25 23:52:51,324 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:52:51,325 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-25 23:52:51,325 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-25 23:52:51,336 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,341 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,343 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 23:52:51,344 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-25 23:52:51,345 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 23:52:51,345 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-25 23:52:51,346 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:51,346 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:51,347 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:51,347 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:51,348 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 23:52:51,352 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,354 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-25 23:52:51,358 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,360 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,361 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:52:51,367 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,368 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-25 23:52:51,370 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-11-25 23:52:51,370 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:52:51,374 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,377 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:51,381 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,386 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,391 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:52:51,394 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,396 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,399 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,403 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,407 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,410 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,412 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:51,415 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,416 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:51,417 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:52:51,417 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:52:51,418 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:51,419 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:51,421 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,424 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,427 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:51,435 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 23:52:51,437 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,438 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-25 23:52:51,439 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:51,441 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,442 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:51,443 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-25 23:52:51,445 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,446 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:51,448 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,449 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-25 23:52:51,450 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:51,452 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,454 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,457 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-25 23:52:51,458 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,459 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-25 23:52:51,464 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,465 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,465 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-25 23:52:51,466 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 23:52:51,466 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:52:51,467 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-25 23:52:51,469 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,469 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,471 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,473 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,475 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,476 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 23:52:51,477 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,478 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,478 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-25 23:52:51,479 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,479 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-25 23:52:51,480 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,482 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-11-25 23:52:51,483 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-25 23:52:51,483 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:52:51,486 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-11-25 23:52:51,488 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 23:52:51,490 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-25 23:52:51,600 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-25 23:52:51,618 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_usb_register_driver [2022-11-25 23:52:51,639 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-25 23:52:51,643 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:51,644 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:51,645 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:51,646 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:51,646 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:51,647 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-25 23:52:51,651 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-25 23:52:51,652 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 23:52:51,666 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_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2022-11-25 23:52:51,682 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,683 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,683 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-25 23:52:51,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 23:52:51,788 INFO L208 MainTranslator]: Completed translation [2022-11-25 23:52:51,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51 WrapperNode [2022-11-25 23:52:51,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 23:52:51,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 23:52:51,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 23:52:51,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 23:52:51,799 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:51,921 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,335 INFO L138 Inliner]: procedures = 286, calls = 1704, calls flagged for inlining = 418, calls inlined = 483, statements flattened = 8210 [2022-11-25 23:52:52,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 23:52:52,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 23:52:52,338 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 23:52:52,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 23:52:52,348 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,453 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,454 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,865 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,890 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,954 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 23:52:52,956 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 23:52:52,956 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 23:52:52,956 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 23:52:52,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (1/1) ... [2022-11-25 23:52:52,965 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 23:52:52,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 23:52:52,997 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 23:52:53,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4392fa0-62e5-4d78-8276-b0e0dd262c7a/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 23:52:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-25 23:52:53,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-11-25 23:52:53,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-11-25 23:52:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 23:52:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2022-11-25 23:52:53,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-25 23:52:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 23:52:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 23:52:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 23:52:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-25 23:52:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2022-11-25 23:52:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2022-11-25 23:52:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 23:52:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 23:52:53,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 23:52:53,063 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 23:52:53,740 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 23:52:53,742 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 23:53:02,672 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 23:53:02,742 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 23:53:02,742 INFO L300 CfgBuilder]: Removed 29 assume(true) statements. [2022-11-25 23:53:02,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:53:02 BoogieIcfgContainer [2022-11-25 23:53:02,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 23:53:02,757 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 23:53:02,758 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 23:53:02,761 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 23:53:02,761 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 11:52:48" (1/3) ... [2022-11-25 23:53:02,764 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@604e923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:53:02, skipping insertion in model container [2022-11-25 23:53:02,764 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 11:52:51" (2/3) ... [2022-11-25 23:53:02,765 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@604e923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 11:53:02, skipping insertion in model container [2022-11-25 23:53:02,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 11:53:02" (3/3) ... [2022-11-25 23:53:02,767 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-11-25 23:53:02,777 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 23:53:02,789 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 23:53:02,789 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 417 error locations. [2022-11-25 23:53:02,790 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-25 23:53:04,886 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-25 23:53:05,107 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-25 23:53:05,121 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 9466 places, 9782 transitions, 19600 flow [2022-11-25 23:53:05,124 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 9466 places, 9782 transitions, 19600 flow [2022-11-25 23:53:05,126 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 9466 places, 9782 transitions, 19600 flow [2022-11-25 23:53:50,323 INFO L130 PetriNetUnfolder]: 560/16011 cut-off events. [2022-11-25 23:53:50,323 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-11-25 23:53:51,814 INFO L83 FinitePrefix]: Finished finitePrefix Result has 16034 conditions, 16011 events. 560/16011 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 93800 event pairs, 0 based on Foata normal form. 0/14699 useless extension candidates. Maximal degree in co-relation 15156. Up to 24 conditions per place.