./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.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 ERROR reachability Using default analysis Version 2329fc70 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_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.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_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --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-2329fc7 [2022-12-13 18:46:29,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 18:46:29,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 18:46:29,446 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 18:46:29,446 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 18:46:29,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 18:46:29,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 18:46:29,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 18:46:29,449 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 18:46:29,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 18:46:29,450 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 18:46:29,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 18:46:29,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 18:46:29,452 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 18:46:29,453 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 18:46:29,454 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 18:46:29,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 18:46:29,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 18:46:29,456 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 18:46:29,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 18:46:29,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 18:46:29,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 18:46:29,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 18:46:29,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 18:46:29,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 18:46:29,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 18:46:29,462 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 18:46:29,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 18:46:29,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 18:46:29,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 18:46:29,464 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 18:46:29,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 18:46:29,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 18:46:29,465 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 18:46:29,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 18:46:29,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 18:46:29,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 18:46:29,467 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 18:46:29,467 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 18:46:29,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 18:46:29,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 18:46:29,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-12-13 18:46:29,482 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 18:46:29,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 18:46:29,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 18:46:29,483 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 18:46:29,483 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 18:46:29,483 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 18:46:29,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 18:46:29,484 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 18:46:29,484 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 18:46:29,484 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 18:46:29,484 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 18:46:29,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 18:46:29,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 18:46:29,485 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 18:46:29,485 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:46:29,486 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 18:46:29,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 18:46:29,487 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 18:46:29,487 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21289ad0260bc29d79b2bd61c2535ad4b8522ed30b4caa2844d314826a0bd1c [2022-12-13 18:46:29,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 18:46:29,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 18:46:29,692 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 18:46:29,693 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 18:46:29,693 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 18:46:29,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-12-13 18:46:32,254 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 18:46:32,543 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 18:46:32,543 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-12-13 18:46:32,564 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/data/83fac224b/4a518980960940069bbf578e7d5aea81/FLAG9d33a3fa5 [2022-12-13 18:46:32,576 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/data/83fac224b/4a518980960940069bbf578e7d5aea81 [2022-12-13 18:46:32,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 18:46:32,579 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 18:46:32,579 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 18:46:32,580 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 18:46:32,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 18:46:32,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:46:32" (1/1) ... [2022-12-13 18:46:32,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51c2eb03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:32, skipping insertion in model container [2022-12-13 18:46:32,584 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 06:46:32" (1/1) ... [2022-12-13 18:46:32,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 18:46:32,659 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 18:46:32,993 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:46:33,114 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:46:33,120 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:46:33,126 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:46:33,184 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 18:46:33,185 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 18:46:33,186 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 18:46:33,186 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 18:46:33,189 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 18:46:33,190 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 18:46:33,191 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 18:46:33,191 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 18:46:33,271 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:33,289 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,294 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 18:46:33,295 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 18:46:33,298 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 18:46:33,299 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 18:46:33,299 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:33,299 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:33,300 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:33,300 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:33,300 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:33,306 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,307 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 18:46:33,310 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,311 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,312 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 18:46:33,318 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,319 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 18:46:33,322 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-12-13 18:46:33,323 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:46:33,326 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,328 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:33,333 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,339 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,345 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:46:33,347 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,349 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,351 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,354 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,357 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,358 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,360 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:33,362 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,363 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:33,363 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 18:46:33,364 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 18:46:33,365 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:33,365 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:33,367 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,369 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,371 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:33,378 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:46:33,379 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,380 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 18:46:33,381 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:33,382 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,384 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:33,384 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 18:46:33,397 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,398 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:33,401 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,403 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:33,403 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:33,405 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,407 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,409 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:33,410 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,421 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:33,428 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,429 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,429 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:46:33,430 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:46:33,431 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:46:33,431 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:46:33,433 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,434 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,435 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,437 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,440 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,440 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 18:46:33,441 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,442 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,443 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 18:46:33,443 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,444 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-13 18:46:33,445 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,446 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,447 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-12-13 18:46:33,448 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:33,448 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 18:46:33,453 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-12-13 18:46:33,456 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:33,457 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 18:46:33,518 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-13 18:46:33,575 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_usb_register_driver [2022-12-13 18:46:33,580 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 18:46:33,588 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:33,589 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:33,591 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:33,591 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:33,592 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:33,593 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:33,633 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 18:46:33,634 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 18:46:33,774 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_653036e3-2cab-4b7f-9496-4a50f256b35f/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2022-12-13 18:46:33,938 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:33,938 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:33,939 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:33,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:46:33,963 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 18:46:34,028 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-12-13 18:46:34,030 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-12-13 18:46:34,031 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-12-13 18:46:34,031 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-12-13 18:46:34,035 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 18:46:34,035 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 18:46:34,036 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-12-13 18:46:34,036 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-12-13 18:46:34,037 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-12-13 18:46:34,037 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 18:46:34,037 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-12-13 18:46:34,038 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-12-13 18:46:34,047 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:34,051 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,053 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 18:46:34,054 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-12-13 18:46:34,055 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 18:46:34,055 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-12-13 18:46:34,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:34,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:34,055 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:34,056 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:34,056 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-12-13 18:46:34,058 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,060 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-12-13 18:46:34,061 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,063 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,064 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 18:46:34,066 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,067 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-12-13 18:46:34,068 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-12-13 18:46:34,068 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:46:34,070 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,072 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:34,074 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,077 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,080 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:46:34,082 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,083 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,085 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,088 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,090 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,091 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,092 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:34,094 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,095 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:34,095 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 18:46:34,096 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 18:46:34,097 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:34,097 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:34,098 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,100 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,102 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:34,106 WARN L623 FunctionHandler]: Unknown extern function printk [2022-12-13 18:46:34,107 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,107 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-12-13 18:46:34,109 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:34,110 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,111 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:34,112 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-12-13 18:46:34,113 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,113 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:34,115 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,116 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-12-13 18:46:34,116 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:34,118 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,119 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,121 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-12-13 18:46:34,122 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,123 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-12-13 18:46:34,125 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,126 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,126 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-12-13 18:46:34,127 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-12-13 18:46:34,127 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:46:34,128 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-12-13 18:46:34,129 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,129 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,130 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,131 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,132 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,133 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 18:46:34,133 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,134 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,134 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-12-13 18:46:34,134 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,135 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-12-13 18:46:34,135 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,136 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,137 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-12-13 18:46:34,137 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-12-13 18:46:34,138 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 18:46:34,139 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-12-13 18:46:34,140 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-12-13 18:46:34,141 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-12-13 18:46:34,145 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-12-13 18:46:34,156 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_usb_register_driver [2022-12-13 18:46:34,161 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-12-13 18:46:34,163 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:34,164 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:34,165 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:34,165 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:34,165 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:34,166 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-12-13 18:46:34,169 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-12-13 18:46:34,169 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-12-13 18:46:34,179 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_653036e3-2cab-4b7f-9496-4a50f256b35f/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2022-12-13 18:46:34,189 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:34,189 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:34,189 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-12-13 18:46:34,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 18:46:34,238 INFO L208 MainTranslator]: Completed translation [2022-12-13 18:46:34,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34 WrapperNode [2022-12-13 18:46:34,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 18:46:34,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 18:46:34,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 18:46:34,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 18:46:34,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,304 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,427 INFO L138 Inliner]: procedures = 286, calls = 1704, calls flagged for inlining = 418, calls inlined = 483, statements flattened = 5769 [2022-12-13 18:46:34,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 18:46:34,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 18:46:34,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 18:46:34,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 18:46:34,436 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,436 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,532 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 18:46:34,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 18:46:34,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 18:46:34,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 18:46:34,566 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (1/1) ... [2022-12-13 18:46:34,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 18:46:34,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 18:46:34,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 18:46:34,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_653036e3-2cab-4b7f-9496-4a50f256b35f/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 18:46:34,627 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-12-13 18:46:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2022-12-13 18:46:34,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-13 18:46:34,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2022-12-13 18:46:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 18:46:34,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 18:46:34,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 18:46:34,633 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 18:46:35,015 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 18:46:35,016 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 18:46:38,350 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 18:46:38,375 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 18:46:38,375 INFO L300 CfgBuilder]: Removed 29 assume(true) statements. [2022-12-13 18:46:38,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:46:38 BoogieIcfgContainer [2022-12-13 18:46:38,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 18:46:38,383 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 18:46:38,383 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 18:46:38,385 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 18:46:38,385 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 06:46:32" (1/3) ... [2022-12-13 18:46:38,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c1c3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:46:38, skipping insertion in model container [2022-12-13 18:46:38,386 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 06:46:34" (2/3) ... [2022-12-13 18:46:38,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79c1c3d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 06:46:38, skipping insertion in model container [2022-12-13 18:46:38,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 06:46:38" (3/3) ... [2022-12-13 18:46:38,388 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-12-13 18:46:38,394 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 18:46:38,402 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 18:46:38,402 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-13 18:46:38,402 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 18:46:39,138 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-12-13 18:46:39,234 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 6603 places, 6919 transitions, 13874 flow [2022-12-13 18:46:55,721 INFO L130 PetriNetUnfolder]: 560/10863 cut-off events. [2022-12-13 18:46:55,722 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-12-13 18:46:56,264 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10886 conditions, 10863 events. 560/10863 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 56759 event pairs, 0 based on Foata normal form. 0/10295 useless extension candidates. Maximal degree in co-relation 10008. Up to 24 conditions per place. [2022-12-13 18:46:56,264 INFO L82 GeneralOperation]: Start removeDead. Operand has 6603 places, 6919 transitions, 13874 flow [2022-12-13 18:46:56,401 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 6551 places, 6865 transitions, 13754 flow [2022-12-13 18:46:56,404 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-12-13 18:46:56,412 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 6551 places, 6865 transitions, 13754 flow [2022-12-13 18:46:56,414 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 6551 places, 6865 transitions, 13754 flow [2022-12-13 18:46:56,414 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 6551 places, 6865 transitions, 13754 flow [2022-12-13 18:47:11,899 INFO L130 PetriNetUnfolder]: 560/10863 cut-off events. [2022-12-13 18:47:11,899 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-12-13 18:47:12,414 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10886 conditions, 10863 events. 560/10863 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 33. Compared 56737 event pairs, 0 based on Foata normal form. 0/10295 useless extension candidates. Maximal degree in co-relation 10008. Up to 24 conditions per place. [2022-12-13 18:47:15,585 INFO L119 LiptonReduction]: Number of co-enabled transitions 16242248 [2022-12-13 18:52:21,835 WARN L233 SmtUtils]: Spent 10.93s on a formula simplification that was a NOOP. DAG size: 1485 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:52:31,406 WARN L233 SmtUtils]: Spent 9.57s on a formula simplification that was a NOOP. DAG size: 1485 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:52:40,366 WARN L233 SmtUtils]: Spent 8.95s on a formula simplification that was a NOOP. DAG size: 1485 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:52:48,801 WARN L233 SmtUtils]: Spent 8.43s on a formula simplification that was a NOOP. DAG size: 1485 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:54:39,648 WARN L233 SmtUtils]: Spent 1.85m on a formula simplification that was a NOOP. DAG size: 2026 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:56:30,028 WARN L233 SmtUtils]: Spent 1.84m on a formula simplification that was a NOOP. DAG size: 2026 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:57:49,325 WARN L233 SmtUtils]: Spent 1.32m on a formula simplification that was a NOOP. DAG size: 2032 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 18:59:06,316 WARN L233 SmtUtils]: Spent 1.28m on a formula simplification that was a NOOP. DAG size: 2032 (called from [L 301] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2022-12-13 19:00:00,259 WARN L233 SmtUtils]: Spent 53.30s on a formula simplification that was a NOOP. DAG size: 2719 (called from [L 278] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)