./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.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 overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/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_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/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_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 [2022-11-26 00:29:21,678 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-26 00:29:21,681 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-26 00:29:21,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-26 00:29:21,721 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-26 00:29:21,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-26 00:29:21,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-26 00:29:21,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-26 00:29:21,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-26 00:29:21,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-26 00:29:21,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-26 00:29:21,746 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-26 00:29:21,747 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-26 00:29:21,749 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-26 00:29:21,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-26 00:29:21,756 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-26 00:29:21,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-26 00:29:21,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-26 00:29:21,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-26 00:29:21,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-26 00:29:21,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-26 00:29:21,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-26 00:29:21,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-26 00:29:21,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-26 00:29:21,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-26 00:29:21,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-26 00:29:21,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-26 00:29:21,777 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-26 00:29:21,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-26 00:29:21,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-26 00:29:21,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-26 00:29:21,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-26 00:29:21,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-26 00:29:21,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-26 00:29:21,782 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-26 00:29:21,782 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-26 00:29:21,783 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-26 00:29:21,783 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-26 00:29:21,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-26 00:29:21,784 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-26 00:29:21,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-26 00:29:21,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-26 00:29:21,834 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-26 00:29:21,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-26 00:29:21,835 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-26 00:29:21,835 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-26 00:29:21,837 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-26 00:29:21,837 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-26 00:29:21,837 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-26 00:29:21,837 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-26 00:29:21,838 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-26 00:29:21,838 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-26 00:29:21,839 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-26 00:29:21,839 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-26 00:29:21,839 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-26 00:29:21,840 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-26 00:29:21,840 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-26 00:29:21,840 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-26 00:29:21,840 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-26 00:29:21,841 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-26 00:29:21,842 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-26 00:29:21,842 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-26 00:29:21,843 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-26 00:29:21,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-26 00:29:21,843 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-26 00:29:21,843 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-26 00:29:21,843 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-26 00:29:21,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-26 00:29:21,844 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-26 00:29:21,845 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-26 00:29:21,845 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-26 00:29:21,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-26 00:29:21,845 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-26 00:29:21,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-26 00:29:21,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-26 00:29:21,848 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-26 00:29:21,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:29:21,848 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-26 00:29:21,848 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-26 00:29:21,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-26 00:29:21,849 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-26 00:29:21,849 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-26 00:29:21,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-26 00:29:21,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-26 00:29:21,850 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-26 00:29:21,850 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_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d21289ad0260bc29d79b2bd61c2535ad4b8522ed30b4caa2844d314826a0bd1c [2022-11-26 00:29:22,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-26 00:29:22,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-26 00:29:22,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-26 00:29:22,280 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-26 00:29:22,280 INFO L275 PluginConnector]: CDTParser initialized [2022-11-26 00:29:22,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-11-26 00:29:25,543 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-26 00:29:26,125 INFO L351 CDTParser]: Found 1 translation units. [2022-11-26 00:29:26,126 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-11-26 00:29:26,184 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/data/e02078ed1/1adeb7a14e834c9fbdec1c8c69c99237/FLAG0be954f22 [2022-11-26 00:29:26,206 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/data/e02078ed1/1adeb7a14e834c9fbdec1c8c69c99237 [2022-11-26 00:29:26,209 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-26 00:29:26,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-26 00:29:26,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-26 00:29:26,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-26 00:29:26,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-26 00:29:26,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:26" (1/1) ... [2022-11-26 00:29:26,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2391dd0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:26, skipping insertion in model container [2022-11-26 00:29:26,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:29:26" (1/1) ... [2022-11-26 00:29:26,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-26 00:29:26,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-26 00:29:27,014 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:29:27,146 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:29:27,153 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:29:27,159 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:29:27,218 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:29:27,219 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:29:27,220 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:29:27,221 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:29:27,225 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:29:27,226 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:29:27,227 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:29:27,228 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:29:27,326 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:27,351 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,365 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-26 00:29:27,367 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-26 00:29:27,373 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-26 00:29:27,373 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-26 00:29:27,374 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:27,374 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:27,375 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:27,375 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:27,375 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:27,383 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,385 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-26 00:29:27,389 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,392 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,393 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:29:27,400 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,402 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:29:27,407 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-11-26 00:29:27,407 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:29:27,412 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,415 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:27,421 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,429 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,437 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:29:27,439 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,442 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,445 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,450 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,466 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,472 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,477 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:27,482 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,484 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:27,494 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-26 00:29:27,496 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-26 00:29:27,497 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:27,498 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:27,500 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,505 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,509 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:27,520 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:29:27,529 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,531 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-26 00:29:27,533 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:27,536 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,540 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:27,542 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-26 00:29:27,544 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,545 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:27,548 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,550 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:27,550 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:27,552 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,555 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,557 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:27,558 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,559 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:27,566 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,567 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,567 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:29:27,568 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:29:27,568 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:29:27,569 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:29:27,571 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,572 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,573 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,576 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,579 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,580 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-26 00:29:27,581 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,582 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,582 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-26 00:29:27,583 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,584 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-26 00:29:27,584 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,586 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,587 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-11-26 00:29:27,588 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:27,589 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:29:27,594 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-11-26 00:29:27,596 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:27,597 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:29:27,671 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-26 00:29:27,749 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_usb_register_driver [2022-11-26 00:29:27,763 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:29:27,779 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:27,781 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:27,783 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:27,784 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:27,784 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:27,787 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:27,848 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-26 00:29:27,849 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:29:28,112 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_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2022-11-26 00:29:28,423 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,424 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,425 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:29:28,459 INFO L203 MainTranslator]: Completed pre-run [2022-11-26 00:29:28,622 WARN L623 FunctionHandler]: Unknown extern function __bad_percpu_size [2022-11-26 00:29:28,626 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_lock [2022-11-26 00:29:28,627 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock [2022-11-26 00:29:28,634 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-26 00:29:28,689 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:29:28,689 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:29:28,690 WARN L623 FunctionHandler]: Unknown extern function _copy_from_user [2022-11-26 00:29:28,690 WARN L623 FunctionHandler]: Unknown extern function __copy_from_user_overflow [2022-11-26 00:29:28,691 WARN L623 FunctionHandler]: Unknown extern function might_fault [2022-11-26 00:29:28,691 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:29:28,692 WARN L623 FunctionHandler]: Unknown extern function _copy_to_user [2022-11-26 00:29:28,692 WARN L623 FunctionHandler]: Unknown extern function __copy_to_user_overflow [2022-11-26 00:29:28,703 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,718 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,720 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-26 00:29:28,722 WARN L623 FunctionHandler]: Unknown extern function usb_kill_urb [2022-11-26 00:29:28,723 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-26 00:29:28,723 WARN L623 FunctionHandler]: Unknown extern function usb_free_urb [2022-11-26 00:29:28,723 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:28,724 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:28,724 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:28,724 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:28,725 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-26 00:29:28,728 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,729 WARN L623 FunctionHandler]: Unknown extern function memcpy [2022-11-26 00:29:28,731 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,733 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,734 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:29:28,737 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,738 WARN L623 FunctionHandler]: Unknown extern function __wake_up [2022-11-26 00:29:28,739 WARN L623 FunctionHandler]: Unknown extern function usb_find_interface [2022-11-26 00:29:28,740 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:29:28,742 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,744 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:28,746 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,749 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,753 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:29:28,754 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,756 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,758 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,761 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,764 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,765 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,767 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:28,769 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,770 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:28,770 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-26 00:29:28,771 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-26 00:29:28,771 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:28,772 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:28,773 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,775 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,777 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:28,781 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-26 00:29:28,782 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,783 WARN L623 FunctionHandler]: Unknown extern function add_wait_queue [2022-11-26 00:29:28,784 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:28,785 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,786 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:28,787 WARN L623 FunctionHandler]: Unknown extern function schedule_timeout [2022-11-26 00:29:28,788 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,789 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:28,791 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,792 WARN L623 FunctionHandler]: Unknown extern function __xchg_wrong_size [2022-11-26 00:29:28,792 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:28,793 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,795 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,797 WARN L623 FunctionHandler]: Unknown extern function usb_submit_urb [2022-11-26 00:29:28,798 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,799 WARN L623 FunctionHandler]: Unknown extern function remove_wait_queue [2022-11-26 00:29:28,802 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,803 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,803 WARN L623 FunctionHandler]: Unknown extern function __mutex_init [2022-11-26 00:29:28,804 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-26 00:29:28,804 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:29:28,805 WARN L623 FunctionHandler]: Unknown extern function __init_waitqueue_head [2022-11-26 00:29:28,806 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,807 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,808 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,810 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,812 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,812 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-26 00:29:28,813 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,814 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,814 WARN L623 FunctionHandler]: Unknown extern function usb_alloc_urb [2022-11-26 00:29:28,815 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,815 WARN L623 FunctionHandler]: Unknown extern function usb_string [2022-11-26 00:29:28,816 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,817 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,818 WARN L623 FunctionHandler]: Unknown extern function usb_register_dev [2022-11-26 00:29:28,818 WARN L623 FunctionHandler]: Unknown extern function dev_err [2022-11-26 00:29:28,819 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:29:28,821 WARN L623 FunctionHandler]: Unknown extern function usb_deregister_dev [2022-11-26 00:29:28,823 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-26 00:29:28,823 WARN L623 FunctionHandler]: Unknown extern function _dev_info [2022-11-26 00:29:28,830 WARN L623 FunctionHandler]: Unknown extern function noop_llseek [2022-11-26 00:29:28,847 WARN L623 FunctionHandler]: Unknown extern function ldv_failed_usb_register_driver [2022-11-26 00:29:28,851 WARN L623 FunctionHandler]: Unknown extern function ldv_pre_probe [2022-11-26 00:29:28,855 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:28,855 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:28,857 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:28,857 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:28,857 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:28,858 WARN L623 FunctionHandler]: Unknown extern function __ldv_spin_lock [2022-11-26 00:29:28,863 WARN L623 FunctionHandler]: Unknown extern function ldv_check_alloc_flags [2022-11-26 00:29:28,863 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-26 00:29:28,876 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_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/sv-benchmarks/c/ldv-linux-3.14-races/linux-3.14--drivers--usb--misc--adutux.ko.cil.i[196530,196543] [2022-11-26 00:29:28,888 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,888 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,889 WARN L623 FunctionHandler]: Unknown extern function ldv_malloc [2022-11-26 00:29:28,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-26 00:29:28,956 INFO L208 MainTranslator]: Completed translation [2022-11-26 00:29:28,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28 WrapperNode [2022-11-26 00:29:28,957 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-26 00:29:28,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-26 00:29:28,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-26 00:29:28,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-26 00:29:28,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,317 INFO L138 Inliner]: procedures = 286, calls = 1704, calls flagged for inlining = 418, calls inlined = 483, statements flattened = 5829 [2022-11-26 00:29:29,317 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-26 00:29:29,318 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-26 00:29:29,318 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-26 00:29:29,318 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-26 00:29:29,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,462 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,498 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,513 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-26 00:29:29,569 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-26 00:29:29,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-26 00:29:29,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-26 00:29:29,571 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (1/1) ... [2022-11-26 00:29:29,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-26 00:29:29,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/z3 [2022-11-26 00:29:29,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-26 00:29:29,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca98948d-8fe5-46fb-8fdd-8e2f9819b900/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-26 00:29:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-11-26 00:29:29,656 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2022-11-26 00:29:29,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2022-11-26 00:29:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-26 00:29:29,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_scenario_3 [2022-11-26 00:29:29,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_scenario_3 [2022-11-26 00:29:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-26 00:29:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-26 00:29:29,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-26 00:29:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-26 00:29:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-26 00:29:29,659 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-26 00:29:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-26 00:29:29,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-26 00:29:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-26 00:29:29,661 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-26 00:29:29,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_character_driver_scenario_2 [2022-11-26 00:29:29,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_character_driver_scenario_2 [2022-11-26 00:29:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-26 00:29:29,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-26 00:29:29,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-26 00:29:29,671 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-26 00:29:30,465 INFO L235 CfgBuilder]: Building ICFG [2022-11-26 00:29:30,467 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-26 00:29:36,173 INFO L276 CfgBuilder]: Performing block encoding [2022-11-26 00:29:36,222 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-26 00:29:36,223 INFO L300 CfgBuilder]: Removed 29 assume(true) statements. [2022-11-26 00:29:36,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:29:36 BoogieIcfgContainer [2022-11-26 00:29:36,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-26 00:29:36,235 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-26 00:29:36,235 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-26 00:29:36,239 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-26 00:29:36,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:29:26" (1/3) ... [2022-11-26 00:29:36,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d564088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:29:36, skipping insertion in model container [2022-11-26 00:29:36,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:29:28" (2/3) ... [2022-11-26 00:29:36,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d564088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:29:36, skipping insertion in model container [2022-11-26 00:29:36,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:29:36" (3/3) ... [2022-11-26 00:29:36,244 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--usb--misc--adutux.ko.cil.i [2022-11-26 00:29:36,254 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-26 00:29:36,266 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-26 00:29:36,266 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 60 error locations. [2022-11-26 00:29:36,266 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-26 00:29:37,860 INFO L144 ThreadInstanceAdder]: Constructed 9 joinOtherThreadTransitions. [2022-11-26 00:29:38,005 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2022-11-26 00:29:38,042 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 6722 places, 7038 transitions, 14112 flow [2022-11-26 00:29:38,047 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 6722 places, 7038 transitions, 14112 flow [2022-11-26 00:29:38,049 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 6722 places, 7038 transitions, 14112 flow [2022-11-26 00:30:05,168 INFO L130 PetriNetUnfolder]: 560/11073 cut-off events. [2022-11-26 00:30:05,168 INFO L131 PetriNetUnfolder]: For 7/7 co-relation queries the response was YES. [2022-11-26 00:30:06,017 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11096 conditions, 11073 events. 560/11073 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 34. Compared 58678 event pairs, 0 based on Foata normal form. 0/10401 useless extension candidates. Maximal degree in co-relation 10218. Up to 24 conditions per place. [2022-11-26 00:30:12,658 INFO L119 LiptonReduction]: Number of co-enabled transitions 16844738