./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/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_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-38b53e6 [2022-11-25 22:36:32,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:36:32,524 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:36:32,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:36:32,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:36:32,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:36:32,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:36:32,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:36:32,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:36:32,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:36:32,586 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:36:32,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:36:32,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:36:32,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:36:32,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:36:32,597 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:36:32,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:36:32,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:36:32,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:36:32,609 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:36:32,611 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:36:32,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:36:32,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:36:32,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:36:32,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:36:32,626 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:36:32,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:36:32,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:36:32,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:36:32,630 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:36:32,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:36:32,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:36:32,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:36:32,636 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:36:32,638 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:36:32,638 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:36:32,639 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:36:32,639 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:36:32,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:36:32,641 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:36:32,642 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:36:32,643 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:36:32,664 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:36:32,664 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:36:32,665 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:36:32,665 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:36:32,666 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:36:32,666 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:36:32,666 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:36:32,666 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:36:32,667 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:36:32,667 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:36:32,667 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:36:32,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:36:32,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:36:32,668 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:36:32,668 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:36:32,668 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:36:32,668 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:36:32,669 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:36:32,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:36:32,670 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:36:32,670 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:36:32,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:36:32,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:36:32,671 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:36:32,671 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:36:32,671 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:36:32,671 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:36:32,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:36:32,672 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:36:32,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:32,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:36:32,673 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:36:32,673 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:36:32,673 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:36:32,673 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:36:32,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:36:32,674 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:36:32,674 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:36:32,674 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_9b501ff4-9e69-444b-9013-9860fabd8578/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 68513a40eaee6f93188fada1f69ebfb482af82db8b9ebf86280df5864a5e498d [2022-11-25 22:36:32,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:36:32,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:36:32,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:36:32,952 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:36:32,953 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:36:32,954 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-11-25 22:36:35,995 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:36:36,692 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:36:36,692 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-11-25 22:36:36,758 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/data/3ab39f751/0f0e596ebd8343cb8ddd7bc83ed94061/FLAG54ddc08e6 [2022-11-25 22:36:36,776 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/data/3ab39f751/0f0e596ebd8343cb8ddd7bc83ed94061 [2022-11-25 22:36:36,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:36:36,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:36:36,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:36,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:36:36,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:36:36,794 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:36" (1/1) ... [2022-11-25 22:36:36,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1275a757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:36, skipping insertion in model container [2022-11-25 22:36:36,796 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:36:36" (1/1) ... [2022-11-25 22:36:36,804 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:36:36,972 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:36:37,887 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:36:38,260 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,313 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,336 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,341 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,355 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,356 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,357 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,358 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,360 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,364 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,365 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,367 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,374 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,375 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,376 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,377 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,381 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,382 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,385 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,386 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,391 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,393 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,393 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,394 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,395 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,401 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,407 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,409 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,409 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,410 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,411 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,412 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,413 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,414 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,415 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,415 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,423 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,424 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,425 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,426 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,427 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,428 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,429 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,436 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,437 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,438 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,439 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,440 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:38,471 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,479 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,481 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,482 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,484 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,485 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,487 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 22:36:38,489 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,505 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,514 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 22:36:38,519 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_cur [2022-11-25 22:36:38,527 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,539 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,540 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:36:38,542 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,543 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,547 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,552 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,553 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 22:36:38,554 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-11-25 22:36:38,559 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 22:36:38,564 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:36:38,568 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-11-25 22:36:38,575 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-11-25 22:36:38,575 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:36:38,581 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,582 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,587 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,588 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,594 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,595 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,597 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,598 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,599 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,599 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,600 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,601 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:36:38,602 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-11-25 22:36:38,603 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:36:38,610 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:36:38,611 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,612 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,613 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,618 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,624 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,626 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:36:38,627 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,628 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,630 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,631 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,639 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-11-25 22:36:38,640 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:36:38,642 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,645 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:38,646 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:38,649 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,651 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,674 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-11-25 22:36:38,676 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-11-25 22:36:38,678 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 22:36:38,678 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-11-25 22:36:38,679 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-11-25 22:36:38,680 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:36:38,689 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 22:36:38,692 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,702 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,704 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,705 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,722 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:36:38,726 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,732 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:36:38,733 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:38,739 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 22:36:38,746 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:36:38,747 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:38,748 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:36:38,754 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 22:36:38,755 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:38,756 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:36:38,761 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:36:38,849 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:36:38,854 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:36:38,860 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:36:38,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:38,861 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:38,862 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,862 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:38,863 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,864 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,864 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,865 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,865 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,865 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:38,867 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-11-25 22:36:38,868 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-11-25 22:36:38,869 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 22:36:38,870 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:36:38,876 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:38,877 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 22:36:38,877 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 22:36:38,878 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:38,879 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:38,880 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-11-25 22:36:38,882 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-11-25 22:36:39,352 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:36:39,603 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:36:40,134 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2022-11-25 22:36:40,139 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2022-11-25 22:36:40,140 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2022-11-25 22:36:40,141 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2022-11-25 22:36:40,147 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2022-11-25 22:36:40,148 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2022-11-25 22:36:40,155 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2022-11-25 22:36:40,156 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2022-11-25 22:36:40,157 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2022-11-25 22:36:40,157 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2022-11-25 22:36:40,158 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2022-11-25 22:36:40,161 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2022-11-25 22:36:40,162 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2022-11-25 22:36:40,164 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2022-11-25 22:36:40,164 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2022-11-25 22:36:40,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2022-11-25 22:36:40,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2022-11-25 22:36:40,166 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2022-11-25 22:36:40,168 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2022-11-25 22:36:40,169 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2022-11-25 22:36:40,170 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2022-11-25 22:36:40,170 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2022-11-25 22:36:40,171 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2022-11-25 22:36:40,171 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2022-11-25 22:36:40,172 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2022-11-25 22:36:40,172 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2022-11-25 22:36:40,173 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2022-11-25 22:36:40,173 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2022-11-25 22:36:40,174 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2022-11-25 22:36:40,174 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2022-11-25 22:36:40,175 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2022-11-25 22:36:40,175 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2022-11-25 22:36:40,176 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2022-11-25 22:36:40,178 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2022-11-25 22:36:40,179 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2022-11-25 22:36:40,179 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2022-11-25 22:36:40,180 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2022-11-25 22:36:40,180 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2022-11-25 22:36:40,181 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2022-11-25 22:36:40,183 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2022-11-25 22:36:40,183 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2022-11-25 22:36:40,184 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2022-11-25 22:36:40,186 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2022-11-25 22:36:40,187 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2022-11-25 22:36:40,187 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2022-11-25 22:36:40,188 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2022-11-25 22:36:40,188 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2022-11-25 22:36:40,190 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2022-11-25 22:36:40,190 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2022-11-25 22:36:40,191 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2022-11-25 22:36:40,192 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2022-11-25 22:36:40,192 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2022-11-25 22:36:40,193 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2022-11-25 22:36:40,193 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2022-11-25 22:36:40,194 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2022-11-25 22:36:40,194 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2022-11-25 22:36:40,195 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2022-11-25 22:36:40,195 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2022-11-25 22:36:40,196 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2022-11-25 22:36:40,196 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2022-11-25 22:36:40,197 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2022-11-25 22:36:40,198 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2022-11-25 22:36:40,198 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2022-11-25 22:36:40,199 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2022-11-25 22:36:40,199 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2022-11-25 22:36:40,200 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2022-11-25 22:36:40,201 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2022-11-25 22:36:40,201 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2022-11-25 22:36:40,202 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2022-11-25 22:36:40,202 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2022-11-25 22:36:40,203 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2022-11-25 22:36:40,203 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2022-11-25 22:36:40,204 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2022-11-25 22:36:40,204 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2022-11-25 22:36:40,205 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2022-11-25 22:36:40,205 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2022-11-25 22:36:40,206 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2022-11-25 22:36:40,206 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2022-11-25 22:36:40,206 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2022-11-25 22:36:40,207 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2022-11-25 22:36:40,207 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2022-11-25 22:36:40,208 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2022-11-25 22:36:40,209 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2022-11-25 22:36:40,210 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2022-11-25 22:36:40,210 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2022-11-25 22:36:40,210 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2022-11-25 22:36:40,211 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2022-11-25 22:36:40,213 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2022-11-25 22:36:40,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:40,246 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:36:40,368 WARN L623 FunctionHandler]: Unknown extern function _raw_spin_unlock_irqrestore [2022-11-25 22:36:40,390 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,399 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,403 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,404 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,405 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,405 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,406 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,410 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,411 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,411 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,413 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,414 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,415 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,416 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,416 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,417 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,418 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,418 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,419 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,419 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,420 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,421 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,421 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,422 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,422 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,424 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,427 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,432 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,432 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,434 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,435 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,436 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,436 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,438 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,439 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,439 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,446 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,447 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,447 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,448 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,450 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,451 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,452 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,453 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,454 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,455 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,455 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,456 WARN L623 FunctionHandler]: Unknown extern function scnprintf [2022-11-25 22:36:40,462 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,465 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,466 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,467 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,471 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,472 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,474 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req_sg [2022-11-25 22:36:40,476 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,480 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,481 WARN L623 FunctionHandler]: Unknown extern function blk_rq_map_sg [2022-11-25 22:36:40,484 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_cur [2022-11-25 22:36:40,485 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,488 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,488 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:36:40,523 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,524 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,526 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,528 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,529 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request [2022-11-25 22:36:40,531 WARN L623 FunctionHandler]: Unknown extern function complete_all [2022-11-25 22:36:40,532 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 22:36:40,533 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:36:40,534 WARN L623 FunctionHandler]: Unknown extern function blk_dump_rq_flags [2022-11-25 22:36:40,536 WARN L623 FunctionHandler]: Unknown extern function __blk_end_request_all [2022-11-25 22:36:40,537 WARN L623 FunctionHandler]: Unknown extern function blk_fetch_request [2022-11-25 22:36:40,540 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,541 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,546 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,546 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,548 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,551 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,553 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,557 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,559 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,559 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,560 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,562 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:36:40,565 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-11-25 22:36:40,565 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:36:40,568 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:36:40,568 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,570 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,571 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,574 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,579 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,580 WARN L623 FunctionHandler]: Unknown extern function sg_init_one [2022-11-25 22:36:40,581 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,581 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,585 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,585 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,588 WARN L623 FunctionHandler]: Unknown extern function memstick_set_rw_addr [2022-11-25 22:36:40,589 WARN L623 FunctionHandler]: Unknown extern function msleep [2022-11-25 22:36:40,590 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,591 WARN L623 FunctionHandler]: Unknown extern function memstick_init_req [2022-11-25 22:36:40,592 WARN L623 FunctionHandler]: Unknown extern function memstick_new_req [2022-11-25 22:36:40,595 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,597 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,605 WARN L623 FunctionHandler]: Unknown extern function blk_queue_prep_rq [2022-11-25 22:36:40,606 WARN L623 FunctionHandler]: Unknown extern function blk_queue_bounce_limit [2022-11-25 22:36:40,607 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_hw_sectors [2022-11-25 22:36:40,607 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segments [2022-11-25 22:36:40,607 WARN L623 FunctionHandler]: Unknown extern function blk_queue_max_segment_size [2022-11-25 22:36:40,611 WARN L623 FunctionHandler]: Unknown extern function sprintf [2022-11-25 22:36:40,611 WARN L623 FunctionHandler]: Unknown extern function blk_queue_logical_block_size [2022-11-25 22:36:40,616 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,619 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,620 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,621 WARN L623 FunctionHandler]: Unknown extern function __raw_spin_lock_init [2022-11-25 22:36:40,625 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,626 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:36:40,627 WARN L623 FunctionHandler]: Unknown extern function __dynamic_dev_dbg [2022-11-25 22:36:40,628 WARN L623 FunctionHandler]: Unknown extern function blk_stop_queue [2022-11-25 22:36:40,632 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:36:40,633 WARN L623 FunctionHandler]: Unknown extern function kfree [2022-11-25 22:36:40,633 WARN L623 FunctionHandler]: Unknown extern function blk_start_queue [2022-11-25 22:36:40,634 WARN L623 FunctionHandler]: Unknown extern function register_blkdev [2022-11-25 22:36:40,635 WARN L623 FunctionHandler]: Unknown extern function printk [2022-11-25 22:36:40,635 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:36:40,636 WARN L623 FunctionHandler]: Unknown extern function unregister_blkdev [2022-11-25 22:36:40,644 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:36:40,644 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:36:40,645 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:36:40,645 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:40,646 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:40,646 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,646 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:40,647 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,647 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,647 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,648 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,648 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,648 WARN L623 FunctionHandler]: Unknown extern function wait_for_completion [2022-11-25 22:36:40,649 WARN L623 FunctionHandler]: Unknown extern function alloc_disk [2022-11-25 22:36:40,649 WARN L623 FunctionHandler]: Unknown extern function blk_init_queue [2022-11-25 22:36:40,650 WARN L623 FunctionHandler]: Unknown extern function add_disk [2022-11-25 22:36:40,650 WARN L623 FunctionHandler]: Unknown extern function put_disk [2022-11-25 22:36:40,651 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:40,651 WARN L623 FunctionHandler]: Unknown extern function del_gendisk [2022-11-25 22:36:40,651 WARN L623 FunctionHandler]: Unknown extern function blk_cleanup_queue [2022-11-25 22:36:40,652 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:40,652 WARN L623 FunctionHandler]: Unknown extern function __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:40,653 WARN L623 FunctionHandler]: Unknown extern function memstick_register_driver [2022-11-25 22:36:40,653 WARN L623 FunctionHandler]: Unknown extern function memstick_unregister_driver [2022-11-25 22:36:40,676 WARN L623 FunctionHandler]: Unknown extern function ldv_after_alloc [2022-11-25 22:36:40,685 WARN L623 FunctionHandler]: Unknown extern function ldv_assert [2022-11-25 22:36:40,707 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312282,312295] [2022-11-25 22:36:40,708 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312427,312440] [2022-11-25 22:36:40,708 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312573,312586] [2022-11-25 22:36:40,709 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312738,312751] [2022-11-25 22:36:40,713 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[312896,312909] [2022-11-25 22:36:40,714 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313054,313067] [2022-11-25 22:36:40,714 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313212,313225] [2022-11-25 22:36:40,715 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313372,313385] [2022-11-25 22:36:40,715 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313531,313544] [2022-11-25 22:36:40,715 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313670,313683] [2022-11-25 22:36:40,716 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313812,313825] [2022-11-25 22:36:40,716 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[313961,313974] [2022-11-25 22:36:40,717 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314100,314113] [2022-11-25 22:36:40,717 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314255,314268] [2022-11-25 22:36:40,717 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314415,314428] [2022-11-25 22:36:40,718 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314566,314579] [2022-11-25 22:36:40,718 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314717,314730] [2022-11-25 22:36:40,718 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[314869,314882] [2022-11-25 22:36:40,719 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315018,315031] [2022-11-25 22:36:40,719 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315166,315179] [2022-11-25 22:36:40,719 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315323,315336] [2022-11-25 22:36:40,720 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315472,315485] [2022-11-25 22:36:40,720 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315628,315641] [2022-11-25 22:36:40,721 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315781,315794] [2022-11-25 22:36:40,721 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[315927,315940] [2022-11-25 22:36:40,721 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316070,316083] [2022-11-25 22:36:40,722 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316222,316235] [2022-11-25 22:36:40,722 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316368,316381] [2022-11-25 22:36:40,722 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316513,316526] [2022-11-25 22:36:40,723 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316667,316680] [2022-11-25 22:36:40,723 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316818,316831] [2022-11-25 22:36:40,724 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[316973,316986] [2022-11-25 22:36:40,724 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317125,317138] [2022-11-25 22:36:40,724 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317280,317293] [2022-11-25 22:36:40,726 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317444,317457] [2022-11-25 22:36:40,726 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317600,317613] [2022-11-25 22:36:40,727 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317764,317777] [2022-11-25 22:36:40,727 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[317906,317919] [2022-11-25 22:36:40,728 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318064,318077] [2022-11-25 22:36:40,728 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318231,318244] [2022-11-25 22:36:40,729 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318390,318403] [2022-11-25 22:36:40,730 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318549,318562] [2022-11-25 22:36:40,730 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318698,318711] [2022-11-25 22:36:40,731 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318845,318858] [2022-11-25 22:36:40,731 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[318984,318997] [2022-11-25 22:36:40,732 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319147,319160] [2022-11-25 22:36:40,733 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319313,319326] [2022-11-25 22:36:40,733 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319477,319490] [2022-11-25 22:36:40,734 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319642,319655] [2022-11-25 22:36:40,734 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319807,319820] [2022-11-25 22:36:40,735 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[319973,319986] [2022-11-25 22:36:40,735 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320138,320151] [2022-11-25 22:36:40,735 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320305,320318] [2022-11-25 22:36:40,736 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320465,320478] [2022-11-25 22:36:40,736 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320627,320640] [2022-11-25 22:36:40,737 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320786,320799] [2022-11-25 22:36:40,737 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[320932,320945] [2022-11-25 22:36:40,738 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321075,321088] [2022-11-25 22:36:40,738 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321219,321232] [2022-11-25 22:36:40,739 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321362,321375] [2022-11-25 22:36:40,739 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321506,321519] [2022-11-25 22:36:40,740 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321647,321660] [2022-11-25 22:36:40,740 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321785,321798] [2022-11-25 22:36:40,741 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[321943,321956] [2022-11-25 22:36:40,741 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322102,322115] [2022-11-25 22:36:40,742 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322258,322271] [2022-11-25 22:36:40,742 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322407,322420] [2022-11-25 22:36:40,743 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322559,322572] [2022-11-25 22:36:40,748 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322710,322723] [2022-11-25 22:36:40,748 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[322859,322872] [2022-11-25 22:36:40,749 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323011,323024] [2022-11-25 22:36:40,749 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323159,323172] [2022-11-25 22:36:40,750 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323312,323325] [2022-11-25 22:36:40,755 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323463,323476] [2022-11-25 22:36:40,756 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323613,323626] [2022-11-25 22:36:40,757 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323760,323773] [2022-11-25 22:36:40,758 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[323911,323924] [2022-11-25 22:36:40,758 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324062,324075] [2022-11-25 22:36:40,760 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324210,324223] [2022-11-25 22:36:40,761 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324376,324389] [2022-11-25 22:36:40,761 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324545,324558] [2022-11-25 22:36:40,762 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324712,324725] [2022-11-25 22:36:40,762 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[324880,324893] [2022-11-25 22:36:40,763 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325030,325043] [2022-11-25 22:36:40,763 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325177,325190] [2022-11-25 22:36:40,764 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325338,325351] [2022-11-25 22:36:40,764 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325508,325521] [2022-11-25 22:36:40,764 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_9b501ff4-9e69-444b-9013-9860fabd8578/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i[325670,325683] [2022-11-25 22:36:40,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:36:40,979 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:36:40,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40 WrapperNode [2022-11-25 22:36:40,980 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:36:40,981 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:36:40,982 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:36:40,982 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:36:40,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,245 INFO L138 Inliner]: procedures = 558, calls = 1836, calls flagged for inlining = 239, calls inlined = 141, statements flattened = 2614 [2022-11-25 22:36:41,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:36:41,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:36:41,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:36:41,246 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:36:41,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,376 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,387 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,425 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:36:41,426 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:36:41,426 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:36:41,426 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:36:41,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (1/1) ... [2022-11-25 22:36:41,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:36:41,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:36:41,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:36:41,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:36:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2022-11-25 22:36:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2022-11-25 22:36:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 22:36:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2022-11-25 22:36:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-25 22:36:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-25 22:36:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-25 22:36:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-25 22:36:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 22:36:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2022-11-25 22:36:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:36:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2022-11-25 22:36:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2022-11-25 22:36:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2022-11-25 22:36:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 22:36:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2022-11-25 22:36:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2022-11-25 22:36:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_unlock_mspro_block_disk_lock [2022-11-25 22:36:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-25 22:36:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-25 22:36:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-25 22:36:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-25 22:36:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-25 22:36:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2022-11-25 22:36:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2022-11-25 22:36:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:36:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_get_drvdata [2022-11-25 22:36:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_get_drvdata [2022-11-25 22:36:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-11-25 22:36:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-11-25 22:36:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2022-11-25 22:36:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2022-11-25 22:36:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 22:36:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2022-11-25 22:36:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_sched_completion_wait_for_completion_mrq_complete_of_memstick_dev [2022-11-25 22:36:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_wait_for_ced [2022-11-25 22:36:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_wait_for_ced [2022-11-25 22:36:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:36:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2022-11-25 22:36:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2022-11-25 22:36:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-25 22:36:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-25 22:36:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 22:36:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2022-11-25 22:36:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:36:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 22:36:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2022-11-25 22:36:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-11-25 22:36:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-11-25 22:36:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 22:36:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 22:36:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 22:36:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2022-11-25 22:36:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-25 22:36:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-25 22:36:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-25 22:36:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-25 22:36:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_queue [2022-11-25 22:36:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_queue [2022-11-25 22:36:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2022-11-25 22:36:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2022-11-25 22:36:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~TO~VOID [2022-11-25 22:36:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~TO~VOID [2022-11-25 22:36:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 22:36:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2022-11-25 22:36:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 22:36:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2022-11-25 22:36:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-25 22:36:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__destroyed_before_usage [2022-11-25 22:36:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:36:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-11-25 22:36:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-11-25 22:36:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:36:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-25 22:36:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_lib_idr__not_initialized [2022-11-25 22:36:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-25 22:36:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-25 22:36:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-11-25 22:36:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-11-25 22:36:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:36:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_attr_name [2022-11-25 22:36:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_attr_name [2022-11-25 22:36:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_new_req [2022-11-25 22:36:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_new_req [2022-11-25 22:36:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 22:36:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2022-11-25 22:36:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-25 22:36:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-25 22:36:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-11-25 22:36:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_sysfs_remove_group [2022-11-25 22:36:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2022-11-25 22:36:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2022-11-25 22:36:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:36:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:36:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-25 22:36:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-25 22:36:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure blk_stop_queue [2022-11-25 22:36:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_stop_queue [2022-11-25 22:36:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_rw_addr [2022-11-25 22:36:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_rw_addr [2022-11-25 22:36:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-11-25 22:36:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-11-25 22:36:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 22:36:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2022-11-25 22:36:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_init_card [2022-11-25 22:36:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_init_card [2022-11-25 22:36:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 22:36:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:36:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-25 22:36:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-25 22:36:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:36:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2022-11-25 22:36:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2022-11-25 22:36:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2022-11-25 22:36:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 22:36:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2022-11-25 22:36:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:36:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_disk_release [2022-11-25 22:36:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_disk_release [2022-11-25 22:36:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 22:36:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2022-11-25 22:36:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_set_drvdata [2022-11-25 22:36:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_set_drvdata [2022-11-25 22:36:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:36:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_102 [2022-11-25 22:36:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_102 [2022-11-25 22:36:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:36:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2022-11-25 22:36:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_idr_remove_mspro_block_disk_idr [2022-11-25 22:36:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-25 22:36:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-25 22:36:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-25 22:36:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-25 22:36:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 22:36:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2022-11-25 22:36:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-25 22:36:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-25 22:36:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_set_interface [2022-11-25 22:36:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_set_interface [2022-11-25 22:36:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-25 22:36:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-25 22:36:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_data_clear [2022-11-25 22:36:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_data_clear [2022-11-25 22:36:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_from_sysfs_attr [2022-11-25 22:36:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_from_sysfs_attr [2022-11-25 22:36:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure mspro_block_remove [2022-11-25 22:36:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure mspro_block_remove [2022-11-25 22:36:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 22:36:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2022-11-25 22:36:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-25 22:36:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2022-11-25 22:36:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 22:36:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2022-11-25 22:36:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_linux_kernel_locking_spinlock_spin_lock [2022-11-25 22:36:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 22:36:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2022-11-25 22:36:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2022-11-25 22:36:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_spinlock_spin_lock_q_lock_of_mspro_block_data [2022-11-25 22:36:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-25 22:36:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-25 22:36:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-25 22:36:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2022-11-25 22:36:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:36:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 22:36:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2022-11-25 22:36:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-25 22:36:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-25 22:36:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_init_req [2022-11-25 22:36:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_init_req [2022-11-25 22:36:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 22:36:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2022-11-25 22:36:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2022-11-25 22:36:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_mspro_block_disk_lock [2022-11-25 22:36:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-25 22:36:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-25 22:36:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 22:36:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2022-11-25 22:36:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-11-25 22:36:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_mutex_mutex_lock_lock_of_memstick_host [2022-11-25 22:36:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-11-25 22:36:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-11-25 22:36:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_put_disk [2022-11-25 22:36:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_put_disk [2022-11-25 22:36:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:36:42,118 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:36:42,122 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:36:44,711 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-25 22:36:46,682 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:36:47,210 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:36:47,210 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-25 22:36:47,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:36:47 BoogieIcfgContainer [2022-11-25 22:36:47,217 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:36:47,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:36:47,221 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:36:47,224 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:36:47,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:36:36" (1/3) ... [2022-11-25 22:36:47,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5434fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:36:47, skipping insertion in model container [2022-11-25 22:36:47,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:36:40" (2/3) ... [2022-11-25 22:36:47,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5434fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:36:47, skipping insertion in model container [2022-11-25 22:36:47,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:36:47" (3/3) ... [2022-11-25 22:36:47,230 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---drivers--memstick--core--mspro_block.ko.cil.i [2022-11-25 22:36:47,251 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:36:47,251 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 37 error locations. [2022-11-25 22:36:47,344 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:36:47,351 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@12dd619a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:36:47,351 INFO L358 AbstractCegarLoop]: Starting to check reachability of 37 error locations. [2022-11-25 22:36:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand has 872 states, 483 states have (on average 1.3043478260869565) internal successors, (630), 528 states have internal predecessors, (630), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) [2022-11-25 22:36:47,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-25 22:36:47,368 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:47,368 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:36:47,369 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:36:47,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:47,374 INFO L85 PathProgramCache]: Analyzing trace with hash 1202098175, now seen corresponding path program 1 times [2022-11-25 22:36:47,386 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:47,386 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032413038] [2022-11-25 22:36:47,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:47,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:48,297 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:36:48,298 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:48,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032413038] [2022-11-25 22:36:48,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032413038] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:48,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:48,300 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:36:48,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265876323] [2022-11-25 22:36:48,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:48,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:36:48,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:48,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:36:48,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:36:48,356 INFO L87 Difference]: Start difference. First operand has 872 states, 483 states have (on average 1.3043478260869565) internal successors, (630), 528 states have internal predecessors, (630), 268 states have call successors, (268), 84 states have call predecessors, (268), 83 states have return successors, (265), 265 states have call predecessors, (265), 265 states have call successors, (265) Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 22:36:49,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:49,442 INFO L93 Difference]: Finished difference Result 1708 states and 2378 transitions. [2022-11-25 22:36:49,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:36:49,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 38 [2022-11-25 22:36:49,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:49,490 INFO L225 Difference]: With dead ends: 1708 [2022-11-25 22:36:49,498 INFO L226 Difference]: Without dead ends: 859 [2022-11-25 22:36:49,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:36:49,510 INFO L413 NwaCegarLoop]: 990 mSDtfsCounter, 1107 mSDsluCounter, 990 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1980 SdHoareTripleChecker+Invalid, 263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:49,511 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1109 Valid, 1980 Invalid, 263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:36:49,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2022-11-25 22:36:49,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 859. [2022-11-25 22:36:49,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 859 states, 476 states have (on average 1.2226890756302522) internal successors, (582), 518 states have internal predecessors, (582), 265 states have call successors, (265), 83 states have call predecessors, (265), 82 states have return successors, (263), 263 states have call predecessors, (263), 263 states have call successors, (263) [2022-11-25 22:36:49,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 859 states and 1110 transitions. [2022-11-25 22:36:49,634 INFO L78 Accepts]: Start accepts. Automaton has 859 states and 1110 transitions. Word has length 38 [2022-11-25 22:36:49,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:49,636 INFO L495 AbstractCegarLoop]: Abstraction has 859 states and 1110 transitions. [2022-11-25 22:36:49,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2022-11-25 22:36:49,636 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1110 transitions. [2022-11-25 22:36:49,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-25 22:36:49,639 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:49,639 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:36:49,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:36:49,641 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:36:49,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:49,642 INFO L85 PathProgramCache]: Analyzing trace with hash -23116685, now seen corresponding path program 1 times [2022-11-25 22:36:49,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:49,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853091305] [2022-11-25 22:36:49,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:49,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:50,568 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-25 22:36:50,569 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:50,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853091305] [2022-11-25 22:36:50,569 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853091305] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:50,569 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:50,570 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-11-25 22:36:50,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921585775] [2022-11-25 22:36:50,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:50,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-25 22:36:50,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:50,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-25 22:36:50,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2022-11-25 22:36:50,573 INFO L87 Difference]: Start difference. First operand 859 states and 1110 transitions. Second operand has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-25 22:36:56,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:36:57,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:57,022 INFO L93 Difference]: Finished difference Result 1053 states and 1329 transitions. [2022-11-25 22:36:57,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 22:36:57,023 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) Word has length 42 [2022-11-25 22:36:57,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:57,029 INFO L225 Difference]: With dead ends: 1053 [2022-11-25 22:36:57,029 INFO L226 Difference]: Without dead ends: 892 [2022-11-25 22:36:57,031 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=192, Unknown=0, NotChecked=0, Total=240 [2022-11-25 22:36:57,032 INFO L413 NwaCegarLoop]: 982 mSDtfsCounter, 25 mSDsluCounter, 8662 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 94 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 9644 SdHoareTripleChecker+Invalid, 1682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:57,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 9644 Invalid, 1682 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [94 Valid, 1587 Invalid, 1 Unknown, 0 Unchecked, 6.2s Time] [2022-11-25 22:36:57,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2022-11-25 22:36:57,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 868. [2022-11-25 22:36:57,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 868 states, 481 states have (on average 1.2203742203742203) internal successors, (587), 523 states have internal predecessors, (587), 269 states have call successors, (269), 83 states have call predecessors, (269), 82 states have return successors, (267), 267 states have call predecessors, (267), 267 states have call successors, (267) [2022-11-25 22:36:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 868 states and 1123 transitions. [2022-11-25 22:36:57,097 INFO L78 Accepts]: Start accepts. Automaton has 868 states and 1123 transitions. Word has length 42 [2022-11-25 22:36:57,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:57,097 INFO L495 AbstractCegarLoop]: Abstraction has 868 states and 1123 transitions. [2022-11-25 22:36:57,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 8 states have (on average 2.875) internal successors, (23), 10 states have internal predecessors, (23), 6 states have call successors, (9), 2 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 6 states have call successors, (8) [2022-11-25 22:36:57,098 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1123 transitions. [2022-11-25 22:36:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-25 22:36:57,100 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:57,100 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:36:57,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 22:36:57,101 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:36:57,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:57,101 INFO L85 PathProgramCache]: Analyzing trace with hash 507931836, now seen corresponding path program 1 times [2022-11-25 22:36:57,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:57,102 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [536014999] [2022-11-25 22:36:57,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:57,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:57,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:57,328 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:36:57,328 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:57,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [536014999] [2022-11-25 22:36:57,329 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [536014999] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:57,329 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:57,329 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:36:57,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847623176] [2022-11-25 22:36:57,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:57,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:36:57,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:57,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:36:57,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:36:57,331 INFO L87 Difference]: Start difference. First operand 868 states and 1123 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 22:36:59,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:36:59,349 INFO L93 Difference]: Finished difference Result 1661 states and 2144 transitions. [2022-11-25 22:36:59,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:36:59,355 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 43 [2022-11-25 22:36:59,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:36:59,366 INFO L225 Difference]: With dead ends: 1661 [2022-11-25 22:36:59,367 INFO L226 Difference]: Without dead ends: 1659 [2022-11-25 22:36:59,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:36:59,369 INFO L413 NwaCegarLoop]: 1230 mSDtfsCounter, 1044 mSDsluCounter, 2164 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 3394 SdHoareTripleChecker+Invalid, 404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:36:59,370 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1046 Valid, 3394 Invalid, 404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-11-25 22:36:59,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2022-11-25 22:36:59,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1479. [2022-11-25 22:36:59,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1479 states, 824 states have (on average 1.220873786407767) internal successors, (1006), 873 states have internal predecessors, (1006), 473 states have call successors, (473), 147 states have call predecessors, (473), 146 states have return successors, (477), 469 states have call predecessors, (477), 471 states have call successors, (477) [2022-11-25 22:36:59,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 1479 states and 1956 transitions. [2022-11-25 22:36:59,493 INFO L78 Accepts]: Start accepts. Automaton has 1479 states and 1956 transitions. Word has length 43 [2022-11-25 22:36:59,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:36:59,494 INFO L495 AbstractCegarLoop]: Abstraction has 1479 states and 1956 transitions. [2022-11-25 22:36:59,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2022-11-25 22:36:59,494 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1956 transitions. [2022-11-25 22:36:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-25 22:36:59,496 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:36:59,496 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:36:59,497 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 22:36:59,497 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:36:59,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:36:59,498 INFO L85 PathProgramCache]: Analyzing trace with hash 898745522, now seen corresponding path program 1 times [2022-11-25 22:36:59,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:36:59,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913422257] [2022-11-25 22:36:59,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:36:59,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:36:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:36:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:36:59,758 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:36:59,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913422257] [2022-11-25 22:36:59,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913422257] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:36:59,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:36:59,759 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:36:59,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320119124] [2022-11-25 22:36:59,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:36:59,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:36:59,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:36:59,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:36:59,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:36:59,761 INFO L87 Difference]: Start difference. First operand 1479 states and 1956 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 22:37:01,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:01,552 INFO L93 Difference]: Finished difference Result 2877 states and 3795 transitions. [2022-11-25 22:37:01,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:37:01,553 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 48 [2022-11-25 22:37:01,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:01,570 INFO L225 Difference]: With dead ends: 2877 [2022-11-25 22:37:01,570 INFO L226 Difference]: Without dead ends: 2875 [2022-11-25 22:37:01,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:01,573 INFO L413 NwaCegarLoop]: 1219 mSDtfsCounter, 1070 mSDsluCounter, 2136 mSDsCounter, 0 mSdLazyCounter, 391 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 3355 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:01,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1072 Valid, 3355 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 391 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-25 22:37:01,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2875 states. [2022-11-25 22:37:01,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2875 to 2699. [2022-11-25 22:37:01,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 1511 states have (on average 1.2243547319655856) internal successors, (1850), 1578 states have internal predecessors, (1850), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-11-25 22:37:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3616 transitions. [2022-11-25 22:37:01,799 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3616 transitions. Word has length 48 [2022-11-25 22:37:01,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:01,800 INFO L495 AbstractCegarLoop]: Abstraction has 2699 states and 3616 transitions. [2022-11-25 22:37:01,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-25 22:37:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3616 transitions. [2022-11-25 22:37:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-25 22:37:01,802 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:01,802 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:01,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-25 22:37:01,803 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:01,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:01,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1908402763, now seen corresponding path program 1 times [2022-11-25 22:37:01,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:01,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [511175277] [2022-11-25 22:37:01,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:01,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:02,098 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:02,098 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:02,098 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [511175277] [2022-11-25 22:37:02,099 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [511175277] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:02,099 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:02,099 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:02,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786087615] [2022-11-25 22:37:02,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:02,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:02,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:02,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:02,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:02,102 INFO L87 Difference]: Start difference. First operand 2699 states and 3616 transitions. Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:37:03,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:03,605 INFO L93 Difference]: Finished difference Result 2699 states and 3616 transitions. [2022-11-25 22:37:03,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:03,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 53 [2022-11-25 22:37:03,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:03,622 INFO L225 Difference]: With dead ends: 2699 [2022-11-25 22:37:03,622 INFO L226 Difference]: Without dead ends: 2697 [2022-11-25 22:37:03,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:03,626 INFO L413 NwaCegarLoop]: 976 mSDtfsCounter, 1089 mSDsluCounter, 976 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1091 SdHoareTripleChecker+Valid, 1952 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:03,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1091 Valid, 1952 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 22:37:03,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2697 states. [2022-11-25 22:37:03,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2697 to 2697. [2022-11-25 22:37:03,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2697 states, 1510 states have (on average 1.223841059602649) internal successors, (1848), 1576 states have internal predecessors, (1848), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-11-25 22:37:03,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 2697 states and 3614 transitions. [2022-11-25 22:37:03,897 INFO L78 Accepts]: Start accepts. Automaton has 2697 states and 3614 transitions. Word has length 53 [2022-11-25 22:37:03,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:03,899 INFO L495 AbstractCegarLoop]: Abstraction has 2697 states and 3614 transitions. [2022-11-25 22:37:03,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 4 states have internal predecessors, (28), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:37:03,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2697 states and 3614 transitions. [2022-11-25 22:37:03,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-25 22:37:03,903 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:03,903 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:03,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-25 22:37:03,903 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:03,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:03,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1702363213, now seen corresponding path program 1 times [2022-11-25 22:37:03,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:03,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856327978] [2022-11-25 22:37:03,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:03,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:04,895 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-25 22:37:04,896 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:04,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856327978] [2022-11-25 22:37:04,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856327978] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:37:04,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1542940818] [2022-11-25 22:37:04,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:04,897 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:37:04,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:37:04,903 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:37:04,939 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:37:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:05,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 23 conjunts are in the unsatisfiable core [2022-11-25 22:37:05,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:37:05,582 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-25 22:37:05,586 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:37:05,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1542940818] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:05,587 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:37:05,587 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 14 [2022-11-25 22:37:05,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352838160] [2022-11-25 22:37:05,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:05,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-25 22:37:05,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:05,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-25 22:37:05,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-25 22:37:05,591 INFO L87 Difference]: Start difference. First operand 2697 states and 3614 transitions. Second operand has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:37:09,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:37:11,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:37:12,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:12,624 INFO L93 Difference]: Finished difference Result 3089 states and 4169 transitions. [2022-11-25 22:37:12,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-25 22:37:12,625 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) Word has length 55 [2022-11-25 22:37:12,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:12,642 INFO L225 Difference]: With dead ends: 3089 [2022-11-25 22:37:12,643 INFO L226 Difference]: Without dead ends: 2889 [2022-11-25 22:37:12,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=233, Unknown=0, NotChecked=0, Total=272 [2022-11-25 22:37:12,647 INFO L413 NwaCegarLoop]: 1078 mSDtfsCounter, 45 mSDsluCounter, 5160 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 146 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 6238 SdHoareTripleChecker+Invalid, 1104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:12,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 6238 Invalid, 1104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 956 Invalid, 2 Unknown, 0 Unchecked, 6.7s Time] [2022-11-25 22:37:12,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2889 states. [2022-11-25 22:37:12,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2889 to 2699. [2022-11-25 22:37:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 1512 states have (on average 1.2235449735449735) internal successors, (1850), 1578 states have internal predecessors, (1850), 879 states have call successors, (879), 276 states have call predecessors, (879), 273 states have return successors, (887), 865 states have call predecessors, (887), 877 states have call successors, (887) [2022-11-25 22:37:12,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 3616 transitions. [2022-11-25 22:37:12,864 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 3616 transitions. Word has length 55 [2022-11-25 22:37:12,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:12,865 INFO L495 AbstractCegarLoop]: Abstraction has 2699 states and 3616 transitions. [2022-11-25 22:37:12,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 3 states have return successors, (10), 3 states have call predecessors, (10), 2 states have call successors, (10) [2022-11-25 22:37:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 3616 transitions. [2022-11-25 22:37:12,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 22:37:12,867 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:12,867 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:12,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:37:13,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:37:13,078 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:13,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:13,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1394565177, now seen corresponding path program 1 times [2022-11-25 22:37:13,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:13,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336163238] [2022-11-25 22:37:13,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:13,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:13,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:14,366 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-25 22:37:14,366 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:14,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336163238] [2022-11-25 22:37:14,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336163238] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:14,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:14,367 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-25 22:37:14,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028700503] [2022-11-25 22:37:14,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:14,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-25 22:37:14,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:14,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-25 22:37:14,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2022-11-25 22:37:14,369 INFO L87 Difference]: Start difference. First operand 2699 states and 3616 transitions. Second operand has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2022-11-25 22:37:18,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:18,831 INFO L93 Difference]: Finished difference Result 3027 states and 4004 transitions. [2022-11-25 22:37:18,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-25 22:37:18,832 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) Word has length 58 [2022-11-25 22:37:18,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:18,849 INFO L225 Difference]: With dead ends: 3027 [2022-11-25 22:37:18,849 INFO L226 Difference]: Without dead ends: 2782 [2022-11-25 22:37:18,852 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2022-11-25 22:37:18,853 INFO L413 NwaCegarLoop]: 979 mSDtfsCounter, 34 mSDsluCounter, 9586 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 53 SdHoareTripleChecker+Valid, 10565 SdHoareTripleChecker+Invalid, 1875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:18,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [53 Valid, 10565 Invalid, 1875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-11-25 22:37:18,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2782 states. [2022-11-25 22:37:19,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2782 to 2730. [2022-11-25 22:37:19,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2730 states, 1531 states have (on average 1.2207707380796864) internal successors, (1869), 1593 states have internal predecessors, (1869), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-11-25 22:37:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2730 states and 3659 transitions. [2022-11-25 22:37:19,095 INFO L78 Accepts]: Start accepts. Automaton has 2730 states and 3659 transitions. Word has length 58 [2022-11-25 22:37:19,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:19,096 INFO L495 AbstractCegarLoop]: Abstraction has 2730 states and 3659 transitions. [2022-11-25 22:37:19,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 11 states have internal predecessors, (29), 7 states have call successors, (12), 2 states have call predecessors, (12), 3 states have return successors, (11), 7 states have call predecessors, (11), 7 states have call successors, (11) [2022-11-25 22:37:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 3659 transitions. [2022-11-25 22:37:19,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-25 22:37:19,098 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:19,098 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:19,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-25 22:37:19,099 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:19,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:19,100 INFO L85 PathProgramCache]: Analyzing trace with hash -4299511, now seen corresponding path program 1 times [2022-11-25 22:37:19,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:19,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467590288] [2022-11-25 22:37:19,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:19,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:19,318 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:19,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467590288] [2022-11-25 22:37:19,318 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467590288] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:19,318 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:19,318 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:19,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098866004] [2022-11-25 22:37:19,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:19,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:19,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:19,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:19,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:19,320 INFO L87 Difference]: Start difference. First operand 2730 states and 3659 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 22:37:20,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:20,419 INFO L93 Difference]: Finished difference Result 2730 states and 3659 transitions. [2022-11-25 22:37:20,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:20,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 58 [2022-11-25 22:37:20,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:20,436 INFO L225 Difference]: With dead ends: 2730 [2022-11-25 22:37:20,436 INFO L226 Difference]: Without dead ends: 2728 [2022-11-25 22:37:20,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:20,440 INFO L413 NwaCegarLoop]: 974 mSDtfsCounter, 1086 mSDsluCounter, 974 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 1948 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:20,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1088 Valid, 1948 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 22:37:20,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2728 states. [2022-11-25 22:37:20,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2728 to 2728. [2022-11-25 22:37:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 1530 states have (on average 1.2202614379084968) internal successors, (1867), 1591 states have internal predecessors, (1867), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-11-25 22:37:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 3657 transitions. [2022-11-25 22:37:20,715 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 3657 transitions. Word has length 58 [2022-11-25 22:37:20,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:20,715 INFO L495 AbstractCegarLoop]: Abstraction has 2728 states and 3657 transitions. [2022-11-25 22:37:20,716 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-25 22:37:20,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 3657 transitions. [2022-11-25 22:37:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-25 22:37:20,719 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:20,719 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:20,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-25 22:37:20,720 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:20,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:20,720 INFO L85 PathProgramCache]: Analyzing trace with hash -831240845, now seen corresponding path program 1 times [2022-11-25 22:37:20,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:20,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341340031] [2022-11-25 22:37:20,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:20,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:20,927 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:20,927 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:20,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341340031] [2022-11-25 22:37:20,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341340031] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:20,927 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:20,928 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:20,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954523613] [2022-11-25 22:37:20,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:20,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:20,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:20,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:20,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:20,930 INFO L87 Difference]: Start difference. First operand 2728 states and 3657 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:37:22,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:22,184 INFO L93 Difference]: Finished difference Result 2728 states and 3657 transitions. [2022-11-25 22:37:22,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:22,184 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 63 [2022-11-25 22:37:22,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:22,197 INFO L225 Difference]: With dead ends: 2728 [2022-11-25 22:37:22,198 INFO L226 Difference]: Without dead ends: 2726 [2022-11-25 22:37:22,199 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:22,200 INFO L413 NwaCegarLoop]: 972 mSDtfsCounter, 1083 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 1944 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:22,200 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 1944 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 22:37:22,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2726 states. [2022-11-25 22:37:22,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2726 to 2726. [2022-11-25 22:37:22,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2726 states, 1529 states have (on average 1.2197514715500326) internal successors, (1865), 1589 states have internal predecessors, (1865), 891 states have call successors, (891), 276 states have call predecessors, (891), 273 states have return successors, (899), 877 states have call predecessors, (899), 889 states have call successors, (899) [2022-11-25 22:37:22,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2726 states to 2726 states and 3655 transitions. [2022-11-25 22:37:22,415 INFO L78 Accepts]: Start accepts. Automaton has 2726 states and 3655 transitions. Word has length 63 [2022-11-25 22:37:22,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:22,416 INFO L495 AbstractCegarLoop]: Abstraction has 2726 states and 3655 transitions. [2022-11-25 22:37:22,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-11-25 22:37:22,416 INFO L276 IsEmpty]: Start isEmpty. Operand 2726 states and 3655 transitions. [2022-11-25 22:37:22,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-25 22:37:22,417 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:22,417 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:22,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-25 22:37:22,418 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:22,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:22,418 INFO L85 PathProgramCache]: Analyzing trace with hash -241511926, now seen corresponding path program 1 times [2022-11-25 22:37:22,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:22,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201307327] [2022-11-25 22:37:22,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:22,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:22,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:22,664 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:22,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:22,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201307327] [2022-11-25 22:37:22,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201307327] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:22,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:22,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:22,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961209910] [2022-11-25 22:37:22,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:22,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:22,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:22,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:22,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:22,669 INFO L87 Difference]: Start difference. First operand 2726 states and 3655 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:37:25,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:37:25,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:25,902 INFO L93 Difference]: Finished difference Result 3475 states and 4610 transitions. [2022-11-25 22:37:25,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:37:25,903 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 68 [2022-11-25 22:37:25,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:25,924 INFO L225 Difference]: With dead ends: 3475 [2022-11-25 22:37:25,924 INFO L226 Difference]: Without dead ends: 3473 [2022-11-25 22:37:25,927 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:25,928 INFO L413 NwaCegarLoop]: 1217 mSDtfsCounter, 957 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 3366 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:25,928 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [959 Valid, 3366 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-11-25 22:37:25,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3473 states. [2022-11-25 22:37:26,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3473 to 3333. [2022-11-25 22:37:26,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3333 states, 1868 states have (on average 1.2184154175588866) internal successors, (2276), 1936 states have internal predecessors, (2276), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-25 22:37:26,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 3333 states and 4467 transitions. [2022-11-25 22:37:26,302 INFO L78 Accepts]: Start accepts. Automaton has 3333 states and 4467 transitions. Word has length 68 [2022-11-25 22:37:26,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:26,303 INFO L495 AbstractCegarLoop]: Abstraction has 3333 states and 4467 transitions. [2022-11-25 22:37:26,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:37:26,303 INFO L276 IsEmpty]: Start isEmpty. Operand 3333 states and 4467 transitions. [2022-11-25 22:37:26,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-25 22:37:26,304 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:26,305 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:26,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-25 22:37:26,305 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:26,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:26,306 INFO L85 PathProgramCache]: Analyzing trace with hash -326330648, now seen corresponding path program 1 times [2022-11-25 22:37:26,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:26,306 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995376024] [2022-11-25 22:37:26,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:26,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:26,504 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:26,505 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:26,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995376024] [2022-11-25 22:37:26,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995376024] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:26,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:26,505 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:26,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110524082] [2022-11-25 22:37:26,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:26,506 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:26,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:26,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:26,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:26,507 INFO L87 Difference]: Start difference. First operand 3333 states and 4467 transitions. Second operand has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:27,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:27,533 INFO L93 Difference]: Finished difference Result 3333 states and 4467 transitions. [2022-11-25 22:37:27,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:27,534 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 73 [2022-11-25 22:37:27,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:27,554 INFO L225 Difference]: With dead ends: 3333 [2022-11-25 22:37:27,554 INFO L226 Difference]: Without dead ends: 3331 [2022-11-25 22:37:27,557 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:27,558 INFO L413 NwaCegarLoop]: 970 mSDtfsCounter, 1083 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:27,558 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1085 Valid, 1936 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:37:27,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3331 states. [2022-11-25 22:37:27,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3331 to 3331. [2022-11-25 22:37:27,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3331 states, 1867 states have (on average 1.2179967862881629) internal successors, (2274), 1934 states have internal predecessors, (2274), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-25 22:37:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 3331 states and 4465 transitions. [2022-11-25 22:37:27,880 INFO L78 Accepts]: Start accepts. Automaton has 3331 states and 4465 transitions. Word has length 73 [2022-11-25 22:37:27,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:27,881 INFO L495 AbstractCegarLoop]: Abstraction has 3331 states and 4465 transitions. [2022-11-25 22:37:27,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.0) internal successors, (40), 4 states have internal predecessors, (40), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 4465 transitions. [2022-11-25 22:37:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-25 22:37:27,883 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:27,883 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:27,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-25 22:37:27,884 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:27,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:27,885 INFO L85 PathProgramCache]: Analyzing trace with hash -70993109, now seen corresponding path program 1 times [2022-11-25 22:37:27,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:27,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396552577] [2022-11-25 22:37:27,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:27,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:28,068 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:28,069 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:28,069 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396552577] [2022-11-25 22:37:28,069 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396552577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:28,069 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:28,070 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:28,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223943887] [2022-11-25 22:37:28,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:28,070 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:28,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:28,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:28,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:28,071 INFO L87 Difference]: Start difference. First operand 3331 states and 4465 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:29,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:29,126 INFO L93 Difference]: Finished difference Result 3331 states and 4465 transitions. [2022-11-25 22:37:29,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:29,127 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 75 [2022-11-25 22:37:29,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:29,143 INFO L225 Difference]: With dead ends: 3331 [2022-11-25 22:37:29,143 INFO L226 Difference]: Without dead ends: 3329 [2022-11-25 22:37:29,146 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:29,147 INFO L413 NwaCegarLoop]: 968 mSDtfsCounter, 1075 mSDsluCounter, 968 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1936 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:29,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1077 Valid, 1936 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:37:29,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3329 states. [2022-11-25 22:37:29,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3329 to 3329. [2022-11-25 22:37:29,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3329 states, 1866 states have (on average 1.217577706323687) internal successors, (2272), 1932 states have internal predecessors, (2272), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-25 22:37:29,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3329 states to 3329 states and 4463 transitions. [2022-11-25 22:37:29,461 INFO L78 Accepts]: Start accepts. Automaton has 3329 states and 4463 transitions. Word has length 75 [2022-11-25 22:37:29,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:29,461 INFO L495 AbstractCegarLoop]: Abstraction has 3329 states and 4463 transitions. [2022-11-25 22:37:29,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:29,461 INFO L276 IsEmpty]: Start isEmpty. Operand 3329 states and 4463 transitions. [2022-11-25 22:37:29,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-25 22:37:29,462 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:29,463 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:29,463 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-25 22:37:29,463 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:29,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:29,463 INFO L85 PathProgramCache]: Analyzing trace with hash 944970757, now seen corresponding path program 1 times [2022-11-25 22:37:29,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:29,464 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871032421] [2022-11-25 22:37:29,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:29,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:29,706 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:29,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871032421] [2022-11-25 22:37:29,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871032421] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:29,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:29,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:29,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620480751] [2022-11-25 22:37:29,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:29,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:29,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:29,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:29,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:29,709 INFO L87 Difference]: Start difference. First operand 3329 states and 4463 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 22:37:30,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:30,781 INFO L93 Difference]: Finished difference Result 3329 states and 4463 transitions. [2022-11-25 22:37:30,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:30,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 80 [2022-11-25 22:37:30,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:30,798 INFO L225 Difference]: With dead ends: 3329 [2022-11-25 22:37:30,798 INFO L226 Difference]: Without dead ends: 3327 [2022-11-25 22:37:30,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:30,801 INFO L413 NwaCegarLoop]: 966 mSDtfsCounter, 1074 mSDsluCounter, 966 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1076 SdHoareTripleChecker+Valid, 1932 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:30,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1076 Valid, 1932 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:37:30,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3327 states. [2022-11-25 22:37:31,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3327 to 3327. [2022-11-25 22:37:31,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3327 states, 1865 states have (on average 1.2171581769436997) internal successors, (2270), 1930 states have internal predecessors, (2270), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-25 22:37:31,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3327 states to 3327 states and 4461 transitions. [2022-11-25 22:37:31,168 INFO L78 Accepts]: Start accepts. Automaton has 3327 states and 4461 transitions. Word has length 80 [2022-11-25 22:37:31,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:31,168 INFO L495 AbstractCegarLoop]: Abstraction has 3327 states and 4461 transitions. [2022-11-25 22:37:31,169 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-25 22:37:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 4461 transitions. [2022-11-25 22:37:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-25 22:37:31,170 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:31,170 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:31,170 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-25 22:37:31,171 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:31,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:31,171 INFO L85 PathProgramCache]: Analyzing trace with hash -714534981, now seen corresponding path program 1 times [2022-11-25 22:37:31,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:31,172 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084753628] [2022-11-25 22:37:31,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:31,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:31,374 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:31,374 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:31,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084753628] [2022-11-25 22:37:31,374 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084753628] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:31,374 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:31,375 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:31,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521725005] [2022-11-25 22:37:31,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:31,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:31,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:31,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:31,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:31,377 INFO L87 Difference]: Start difference. First operand 3327 states and 4461 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:37:32,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:32,419 INFO L93 Difference]: Finished difference Result 3327 states and 4461 transitions. [2022-11-25 22:37:32,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:32,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 85 [2022-11-25 22:37:32,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:32,432 INFO L225 Difference]: With dead ends: 3327 [2022-11-25 22:37:32,433 INFO L226 Difference]: Without dead ends: 3325 [2022-11-25 22:37:32,434 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:32,435 INFO L413 NwaCegarLoop]: 964 mSDtfsCounter, 1071 mSDsluCounter, 964 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:32,436 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 1928 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-25 22:37:32,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3325 states. [2022-11-25 22:37:32,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3325 to 3325. [2022-11-25 22:37:32,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3325 states, 1864 states have (on average 1.2167381974248928) internal successors, (2268), 1928 states have internal predecessors, (2268), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-25 22:37:32,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 3325 states and 4459 transitions. [2022-11-25 22:37:32,780 INFO L78 Accepts]: Start accepts. Automaton has 3325 states and 4459 transitions. Word has length 85 [2022-11-25 22:37:32,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:32,780 INFO L495 AbstractCegarLoop]: Abstraction has 3325 states and 4459 transitions. [2022-11-25 22:37:32,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-25 22:37:32,781 INFO L276 IsEmpty]: Start isEmpty. Operand 3325 states and 4459 transitions. [2022-11-25 22:37:32,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-25 22:37:32,782 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:32,782 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:32,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-25 22:37:32,782 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_rcu_update_lock_sched_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:32,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:32,783 INFO L85 PathProgramCache]: Analyzing trace with hash -2014311012, now seen corresponding path program 1 times [2022-11-25 22:37:32,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:32,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986831189] [2022-11-25 22:37:32,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:32,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:32,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:33,035 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:33,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986831189] [2022-11-25 22:37:33,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986831189] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:33,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:33,036 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:33,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559198246] [2022-11-25 22:37:33,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:33,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:33,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:33,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:33,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:33,040 INFO L87 Difference]: Start difference. First operand 3325 states and 4459 transitions. Second operand has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 22:37:33,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:33,958 INFO L93 Difference]: Finished difference Result 3325 states and 4459 transitions. [2022-11-25 22:37:33,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:33,959 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 90 [2022-11-25 22:37:33,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:33,974 INFO L225 Difference]: With dead ends: 3325 [2022-11-25 22:37:33,974 INFO L226 Difference]: Without dead ends: 3323 [2022-11-25 22:37:33,976 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:33,977 INFO L413 NwaCegarLoop]: 962 mSDtfsCounter, 1068 mSDsluCounter, 962 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:33,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1070 Valid, 1924 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-25 22:37:33,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3323 states. [2022-11-25 22:37:34,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3323 to 3323. [2022-11-25 22:37:34,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3323 states, 1863 states have (on average 1.2163177670424048) internal successors, (2266), 1926 states have internal predecessors, (2266), 1091 states have call successors, (1091), 345 states have call predecessors, (1091), 341 states have return successors, (1100), 1072 states have call predecessors, (1100), 1089 states have call successors, (1100) [2022-11-25 22:37:34,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3323 states to 3323 states and 4457 transitions. [2022-11-25 22:37:34,394 INFO L78 Accepts]: Start accepts. Automaton has 3323 states and 4457 transitions. Word has length 90 [2022-11-25 22:37:34,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:34,395 INFO L495 AbstractCegarLoop]: Abstraction has 3323 states and 4457 transitions. [2022-11-25 22:37:34,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.75) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2022-11-25 22:37:34,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 4457 transitions. [2022-11-25 22:37:34,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-25 22:37:34,397 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:34,397 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:34,397 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-25 22:37:34,398 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:34,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:34,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1711407762, now seen corresponding path program 1 times [2022-11-25 22:37:34,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:34,399 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000918828] [2022-11-25 22:37:34,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:34,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:35,005 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:37:35,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:35,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000918828] [2022-11-25 22:37:35,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000918828] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:35,006 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:35,006 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:37:35,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577672686] [2022-11-25 22:37:35,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:35,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:37:35,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:35,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:37:35,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:35,008 INFO L87 Difference]: Start difference. First operand 3323 states and 4457 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:37:37,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-25 22:37:38,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:38,485 INFO L93 Difference]: Finished difference Result 4174 states and 5515 transitions. [2022-11-25 22:37:38,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:37:38,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 119 [2022-11-25 22:37:38,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:38,502 INFO L225 Difference]: With dead ends: 4174 [2022-11-25 22:37:38,502 INFO L226 Difference]: Without dead ends: 4172 [2022-11-25 22:37:38,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:37:38,506 INFO L413 NwaCegarLoop]: 1204 mSDtfsCounter, 1007 mSDsluCounter, 3286 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1009 SdHoareTripleChecker+Valid, 4490 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:38,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1009 Valid, 4490 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 515 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-11-25 22:37:38,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4172 states. [2022-11-25 22:37:38,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4172 to 3998. [2022-11-25 22:37:38,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 2260 states have (on average 1.2190265486725664) internal successors, (2755), 2333 states have internal predecessors, (2755), 1282 states have call successors, (1282), 435 states have call predecessors, (1282), 428 states have return successors, (1293), 1253 states have call predecessors, (1293), 1280 states have call successors, (1293) [2022-11-25 22:37:39,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 5330 transitions. [2022-11-25 22:37:39,009 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 5330 transitions. Word has length 119 [2022-11-25 22:37:39,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:39,010 INFO L495 AbstractCegarLoop]: Abstraction has 3998 states and 5330 transitions. [2022-11-25 22:37:39,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-25 22:37:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 5330 transitions. [2022-11-25 22:37:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-25 22:37:39,012 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:39,013 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:39,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-25 22:37:39,013 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:39,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:39,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1425458088, now seen corresponding path program 1 times [2022-11-25 22:37:39,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:39,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903820551] [2022-11-25 22:37:39,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:39,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:39,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:39,646 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:37:39,646 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:39,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903820551] [2022-11-25 22:37:39,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903820551] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:39,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:39,647 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-25 22:37:39,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320581820] [2022-11-25 22:37:39,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:39,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-25 22:37:39,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:39,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-25 22:37:39,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-25 22:37:39,648 INFO L87 Difference]: Start difference. First operand 3998 states and 5330 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:42,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:42,645 INFO L93 Difference]: Finished difference Result 3998 states and 5330 transitions. [2022-11-25 22:37:42,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-25 22:37:42,651 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 123 [2022-11-25 22:37:42,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:42,673 INFO L225 Difference]: With dead ends: 3998 [2022-11-25 22:37:42,673 INFO L226 Difference]: Without dead ends: 3996 [2022-11-25 22:37:42,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-25 22:37:42,677 INFO L413 NwaCegarLoop]: 961 mSDtfsCounter, 1067 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1071 SdHoareTripleChecker+Valid, 3308 SdHoareTripleChecker+Invalid, 1048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:42,678 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1071 Valid, 3308 Invalid, 1048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-11-25 22:37:42,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3996 states. [2022-11-25 22:37:43,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3996 to 3996. [2022-11-25 22:37:43,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 2259 states have (on average 1.2164674634794157) internal successors, (2748), 2331 states have internal predecessors, (2748), 1282 states have call successors, (1282), 435 states have call predecessors, (1282), 428 states have return successors, (1293), 1253 states have call predecessors, (1293), 1280 states have call successors, (1293) [2022-11-25 22:37:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 5323 transitions. [2022-11-25 22:37:43,232 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 5323 transitions. Word has length 123 [2022-11-25 22:37:43,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:43,233 INFO L495 AbstractCegarLoop]: Abstraction has 3996 states and 5323 transitions. [2022-11-25 22:37:43,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:43,233 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 5323 transitions. [2022-11-25 22:37:43,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-25 22:37:43,235 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:43,235 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:43,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-25 22:37:43,235 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_linux_kernel_rcu_update_lock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:43,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:43,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1205916540, now seen corresponding path program 1 times [2022-11-25 22:37:43,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:43,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834045423] [2022-11-25 22:37:43,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:43,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:43,459 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:43,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:43,460 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834045423] [2022-11-25 22:37:43,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834045423] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:43,460 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:43,460 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:43,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285246253] [2022-11-25 22:37:43,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:43,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:43,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:43,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:43,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:43,463 INFO L87 Difference]: Start difference. First operand 3996 states and 5323 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 22:37:44,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:44,541 INFO L93 Difference]: Finished difference Result 3996 states and 5323 transitions. [2022-11-25 22:37:44,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:44,541 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 95 [2022-11-25 22:37:44,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:44,556 INFO L225 Difference]: With dead ends: 3996 [2022-11-25 22:37:44,557 INFO L226 Difference]: Without dead ends: 3994 [2022-11-25 22:37:44,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:44,560 INFO L413 NwaCegarLoop]: 958 mSDtfsCounter, 1063 mSDsluCounter, 958 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1065 SdHoareTripleChecker+Valid, 1916 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:44,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1065 Valid, 1916 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-25 22:37:44,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3994 states. [2022-11-25 22:37:45,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3994 to 3994. [2022-11-25 22:37:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 2258 states have (on average 1.2161204605845881) internal successors, (2746), 2329 states have internal predecessors, (2746), 1282 states have call successors, (1282), 435 states have call predecessors, (1282), 428 states have return successors, (1293), 1253 states have call predecessors, (1293), 1280 states have call successors, (1293) [2022-11-25 22:37:45,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 5321 transitions. [2022-11-25 22:37:45,089 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 5321 transitions. Word has length 95 [2022-11-25 22:37:45,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:45,090 INFO L495 AbstractCegarLoop]: Abstraction has 3994 states and 5321 transitions. [2022-11-25 22:37:45,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-25 22:37:45,090 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 5321 transitions. [2022-11-25 22:37:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-25 22:37:45,092 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:45,093 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:45,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-25 22:37:45,093 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:45,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:45,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1420781145, now seen corresponding path program 1 times [2022-11-25 22:37:45,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:45,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1470616763] [2022-11-25 22:37:45,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:45,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:45,303 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:37:45,303 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:45,303 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1470616763] [2022-11-25 22:37:45,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1470616763] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:45,304 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:45,304 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-25 22:37:45,304 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761333555] [2022-11-25 22:37:45,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:45,306 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 22:37:45,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:45,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 22:37:45,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:37:45,307 INFO L87 Difference]: Start difference. First operand 3994 states and 5321 transitions. Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:47,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-25 22:37:48,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:48,861 INFO L93 Difference]: Finished difference Result 10728 states and 14322 transitions. [2022-11-25 22:37:48,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 22:37:48,862 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 126 [2022-11-25 22:37:48,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:48,893 INFO L225 Difference]: With dead ends: 10728 [2022-11-25 22:37:48,893 INFO L226 Difference]: Without dead ends: 6766 [2022-11-25 22:37:48,911 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 22:37:48,912 INFO L413 NwaCegarLoop]: 1208 mSDtfsCounter, 1043 mSDsluCounter, 917 mSDsCounter, 0 mSdLazyCounter, 257 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1043 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 257 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:48,912 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1043 Valid, 2125 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 257 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-11-25 22:37:48,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6766 states. [2022-11-25 22:37:49,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6766 to 6503. [2022-11-25 22:37:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6503 states, 3679 states have (on average 1.2166349551508562) internal successors, (4476), 3780 states have internal predecessors, (4476), 2101 states have call successors, (2101), 705 states have call predecessors, (2101), 697 states have return successors, (2122), 2057 states have call predecessors, (2122), 2099 states have call successors, (2122) [2022-11-25 22:37:49,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6503 states to 6503 states and 8699 transitions. [2022-11-25 22:37:49,971 INFO L78 Accepts]: Start accepts. Automaton has 6503 states and 8699 transitions. Word has length 126 [2022-11-25 22:37:49,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:49,971 INFO L495 AbstractCegarLoop]: Abstraction has 6503 states and 8699 transitions. [2022-11-25 22:37:49,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-25 22:37:49,972 INFO L276 IsEmpty]: Start isEmpty. Operand 6503 states and 8699 transitions. [2022-11-25 22:37:49,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-25 22:37:49,973 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:49,973 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:49,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-25 22:37:49,974 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_linux_kernel_rcu_srcu_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:49,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:49,974 INFO L85 PathProgramCache]: Analyzing trace with hash 680964552, now seen corresponding path program 1 times [2022-11-25 22:37:49,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:49,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735154124] [2022-11-25 22:37:49,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:49,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:50,184 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:50,185 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:50,185 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735154124] [2022-11-25 22:37:50,185 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735154124] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:50,186 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:50,186 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:50,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798344097] [2022-11-25 22:37:50,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:50,187 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:50,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:50,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:50,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:50,188 INFO L87 Difference]: Start difference. First operand 6503 states and 8699 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:37:52,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:52,155 INFO L93 Difference]: Finished difference Result 6503 states and 8699 transitions. [2022-11-25 22:37:52,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:37:52,155 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 100 [2022-11-25 22:37:52,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:52,181 INFO L225 Difference]: With dead ends: 6503 [2022-11-25 22:37:52,181 INFO L226 Difference]: Without dead ends: 6501 [2022-11-25 22:37:52,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:52,186 INFO L413 NwaCegarLoop]: 956 mSDtfsCounter, 1060 mSDsluCounter, 956 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 1912 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:52,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1062 Valid, 1912 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-25 22:37:52,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6501 states. [2022-11-25 22:37:53,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6501 to 6501. [2022-11-25 22:37:53,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6501 states, 3678 states have (on average 1.2164219684611202) internal successors, (4474), 3778 states have internal predecessors, (4474), 2101 states have call successors, (2101), 705 states have call predecessors, (2101), 697 states have return successors, (2122), 2057 states have call predecessors, (2122), 2099 states have call successors, (2122) [2022-11-25 22:37:53,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6501 states to 6501 states and 8697 transitions. [2022-11-25 22:37:53,078 INFO L78 Accepts]: Start accepts. Automaton has 6501 states and 8697 transitions. Word has length 100 [2022-11-25 22:37:53,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:53,079 INFO L495 AbstractCegarLoop]: Abstraction has 6501 states and 8697 transitions. [2022-11-25 22:37:53,079 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-25 22:37:53,079 INFO L276 IsEmpty]: Start isEmpty. Operand 6501 states and 8697 transitions. [2022-11-25 22:37:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-25 22:37:53,081 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:53,081 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:53,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-25 22:37:53,082 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:53,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:53,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1122123378, now seen corresponding path program 1 times [2022-11-25 22:37:53,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:53,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644987643] [2022-11-25 22:37:53,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:53,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:53,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2022-11-25 22:37:53,582 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:53,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644987643] [2022-11-25 22:37:53,582 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644987643] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:53,582 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:53,582 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-25 22:37:53,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71104949] [2022-11-25 22:37:53,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:53,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-25 22:37:53,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:53,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-25 22:37:53,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:53,587 INFO L87 Difference]: Start difference. First operand 6501 states and 8697 transitions. Second operand has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-25 22:37:55,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:55,507 INFO L93 Difference]: Finished difference Result 6525 states and 8715 transitions. [2022-11-25 22:37:55,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:37:55,508 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) Word has length 129 [2022-11-25 22:37:55,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:55,536 INFO L225 Difference]: With dead ends: 6525 [2022-11-25 22:37:55,536 INFO L226 Difference]: Without dead ends: 6523 [2022-11-25 22:37:55,541 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-25 22:37:55,542 INFO L413 NwaCegarLoop]: 972 mSDtfsCounter, 97 mSDsluCounter, 2852 mSDsCounter, 0 mSdLazyCounter, 539 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 3824 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:55,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 3824 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 539 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-25 22:37:55,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6523 states. [2022-11-25 22:37:56,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6523 to 6506. [2022-11-25 22:37:56,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6506 states, 3682 states have (on average 1.21401412275937) internal successors, (4470), 3782 states have internal predecessors, (4470), 2099 states have call successors, (2099), 708 states have call predecessors, (2099), 700 states have return successors, (2120), 2055 states have call predecessors, (2120), 2097 states have call successors, (2120) [2022-11-25 22:37:56,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6506 states to 6506 states and 8689 transitions. [2022-11-25 22:37:56,517 INFO L78 Accepts]: Start accepts. Automaton has 6506 states and 8689 transitions. Word has length 129 [2022-11-25 22:37:56,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:56,518 INFO L495 AbstractCegarLoop]: Abstraction has 6506 states and 8689 transitions. [2022-11-25 22:37:56,518 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.6) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-25 22:37:56,518 INFO L276 IsEmpty]: Start isEmpty. Operand 6506 states and 8689 transitions. [2022-11-25 22:37:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-25 22:37:56,520 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:56,520 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:56,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-25 22:37:56,520 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_linux_lib_idr_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:56,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:56,521 INFO L85 PathProgramCache]: Analyzing trace with hash 900638713, now seen corresponding path program 1 times [2022-11-25 22:37:56,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:56,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997111002] [2022-11-25 22:37:56,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:56,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:56,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:37:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:37:56,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:37:56,755 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997111002] [2022-11-25 22:37:56,755 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997111002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:37:56,755 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:37:56,755 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:37:56,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844566319] [2022-11-25 22:37:56,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:37:56,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:37:56,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:37:56,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:37:56,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:37:56,758 INFO L87 Difference]: Start difference. First operand 6506 states and 8689 transitions. Second operand has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 22:37:58,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:37:58,632 INFO L93 Difference]: Finished difference Result 8500 states and 11288 transitions. [2022-11-25 22:37:58,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-25 22:37:58,632 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 105 [2022-11-25 22:37:58,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:37:58,657 INFO L225 Difference]: With dead ends: 8500 [2022-11-25 22:37:58,657 INFO L226 Difference]: Without dead ends: 8498 [2022-11-25 22:37:58,660 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:37:58,661 INFO L413 NwaCegarLoop]: 1185 mSDtfsCounter, 974 mSDsluCounter, 2065 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 976 SdHoareTripleChecker+Valid, 3250 SdHoareTripleChecker+Invalid, 396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:37:58,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [976 Valid, 3250 Invalid, 396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-25 22:37:58,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8498 states. [2022-11-25 22:37:59,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8498 to 8368. [2022-11-25 22:37:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8368 states, 4745 states have (on average 1.21159114857745) internal successors, (5749), 4869 states have internal predecessors, (5749), 2687 states have call successors, (2687), 921 states have call predecessors, (2687), 911 states have return successors, (2720), 2629 states have call predecessors, (2720), 2685 states have call successors, (2720) [2022-11-25 22:37:59,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8368 states to 8368 states and 11156 transitions. [2022-11-25 22:37:59,747 INFO L78 Accepts]: Start accepts. Automaton has 8368 states and 11156 transitions. Word has length 105 [2022-11-25 22:37:59,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:37:59,747 INFO L495 AbstractCegarLoop]: Abstraction has 8368 states and 11156 transitions. [2022-11-25 22:37:59,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.0) internal successors, (60), 4 states have internal predecessors, (60), 2 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2022-11-25 22:37:59,748 INFO L276 IsEmpty]: Start isEmpty. Operand 8368 states and 11156 transitions. [2022-11-25 22:37:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-25 22:37:59,749 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:37:59,750 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:37:59,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-25 22:37:59,750 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:37:59,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:37:59,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1711717930, now seen corresponding path program 1 times [2022-11-25 22:37:59,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:37:59,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784707910] [2022-11-25 22:37:59,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:37:59,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:37:59,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:38:00,193 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:38:00,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:38:00,193 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784707910] [2022-11-25 22:38:00,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784707910] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:38:00,194 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:38:00,194 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:38:00,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677053355] [2022-11-25 22:38:00,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:38:00,195 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:38:00,195 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:38:00,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:38:00,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:38:00,196 INFO L87 Difference]: Start difference. First operand 8368 states and 11156 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:38:01,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:38:01,894 INFO L93 Difference]: Finished difference Result 8368 states and 11156 transitions. [2022-11-25 22:38:01,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:38:01,895 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 110 [2022-11-25 22:38:01,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:38:01,922 INFO L225 Difference]: With dead ends: 8368 [2022-11-25 22:38:01,923 INFO L226 Difference]: Without dead ends: 8366 [2022-11-25 22:38:01,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:38:01,929 INFO L413 NwaCegarLoop]: 954 mSDtfsCounter, 1056 mSDsluCounter, 954 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1058 SdHoareTripleChecker+Valid, 1908 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:38:01,929 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1058 Valid, 1908 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:38:01,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8366 states. [2022-11-25 22:38:02,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8366 to 8366. [2022-11-25 22:38:02,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8366 states, 4744 states have (on average 1.2112141652613828) internal successors, (5746), 4867 states have internal predecessors, (5746), 2687 states have call successors, (2687), 921 states have call predecessors, (2687), 911 states have return successors, (2720), 2629 states have call predecessors, (2720), 2685 states have call successors, (2720) [2022-11-25 22:38:03,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8366 states to 8366 states and 11153 transitions. [2022-11-25 22:38:03,003 INFO L78 Accepts]: Start accepts. Automaton has 8366 states and 11153 transitions. Word has length 110 [2022-11-25 22:38:03,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:38:03,003 INFO L495 AbstractCegarLoop]: Abstraction has 8366 states and 11153 transitions. [2022-11-25 22:38:03,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:38:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 8366 states and 11153 transitions. [2022-11-25 22:38:03,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-25 22:38:03,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:38:03,006 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:38:03,010 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-25 22:38:03,011 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_linux_net_rtnetlink_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:38:03,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:38:03,011 INFO L85 PathProgramCache]: Analyzing trace with hash 280707692, now seen corresponding path program 1 times [2022-11-25 22:38:03,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:38:03,012 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291810357] [2022-11-25 22:38:03,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:38:03,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:38:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:38:03,235 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:38:03,235 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:38:03,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291810357] [2022-11-25 22:38:03,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291810357] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:38:03,236 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:38:03,236 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:38:03,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937069013] [2022-11-25 22:38:03,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:38:03,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:38:03,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:38:03,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:38:03,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:38:03,238 INFO L87 Difference]: Start difference. First operand 8366 states and 11153 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 22:38:04,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:38:04,781 INFO L93 Difference]: Finished difference Result 8366 states and 11153 transitions. [2022-11-25 22:38:04,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:38:04,782 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 115 [2022-11-25 22:38:04,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:38:04,812 INFO L225 Difference]: With dead ends: 8366 [2022-11-25 22:38:04,812 INFO L226 Difference]: Without dead ends: 8364 [2022-11-25 22:38:04,817 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:38:04,818 INFO L413 NwaCegarLoop]: 952 mSDtfsCounter, 1053 mSDsluCounter, 952 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:38:04,818 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1055 Valid, 1904 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-25 22:38:04,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8364 states. [2022-11-25 22:38:05,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8364 to 8364. [2022-11-25 22:38:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8364 states, 4743 states have (on average 1.2108370229812355) internal successors, (5743), 4865 states have internal predecessors, (5743), 2687 states have call successors, (2687), 921 states have call predecessors, (2687), 911 states have return successors, (2720), 2629 states have call predecessors, (2720), 2685 states have call successors, (2720) [2022-11-25 22:38:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8364 states to 8364 states and 11150 transitions. [2022-11-25 22:38:05,785 INFO L78 Accepts]: Start accepts. Automaton has 8364 states and 11150 transitions. Word has length 115 [2022-11-25 22:38:05,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:38:05,786 INFO L495 AbstractCegarLoop]: Abstraction has 8364 states and 11150 transitions. [2022-11-25 22:38:05,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-25 22:38:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 8364 states and 11150 transitions. [2022-11-25 22:38:05,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-25 22:38:05,789 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:38:05,789 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:38:05,789 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-25 22:38:05,789 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_linux_net_sock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:38:05,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:38:05,790 INFO L85 PathProgramCache]: Analyzing trace with hash 915510070, now seen corresponding path program 1 times [2022-11-25 22:38:05,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:38:05,790 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833173144] [2022-11-25 22:38:05,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:38:05,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:38:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:38:06,049 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:38:06,050 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:38:06,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833173144] [2022-11-25 22:38:06,050 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833173144] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:38:06,050 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:38:06,050 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:38:06,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576659356] [2022-11-25 22:38:06,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:38:06,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:38:06,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:38:06,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:38:06,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:38:06,057 INFO L87 Difference]: Start difference. First operand 8364 states and 11150 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 22:38:07,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:38:07,674 INFO L93 Difference]: Finished difference Result 8364 states and 11150 transitions. [2022-11-25 22:38:07,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:38:07,674 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 120 [2022-11-25 22:38:07,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:38:07,693 INFO L225 Difference]: With dead ends: 8364 [2022-11-25 22:38:07,693 INFO L226 Difference]: Without dead ends: 8362 [2022-11-25 22:38:07,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:38:07,697 INFO L413 NwaCegarLoop]: 950 mSDtfsCounter, 1050 mSDsluCounter, 950 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1052 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-25 22:38:07,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1052 Valid, 1900 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-25 22:38:07,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8362 states. [2022-11-25 22:38:08,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8362 to 8362. [2022-11-25 22:38:08,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8362 states, 4742 states have (on average 1.2104597216364403) internal successors, (5740), 4863 states have internal predecessors, (5740), 2687 states have call successors, (2687), 921 states have call predecessors, (2687), 911 states have return successors, (2720), 2629 states have call predecessors, (2720), 2685 states have call successors, (2720) [2022-11-25 22:38:08,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8362 states to 8362 states and 11147 transitions. [2022-11-25 22:38:08,845 INFO L78 Accepts]: Start accepts. Automaton has 8362 states and 11147 transitions. Word has length 120 [2022-11-25 22:38:08,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:38:08,845 INFO L495 AbstractCegarLoop]: Abstraction has 8362 states and 11147 transitions. [2022-11-25 22:38:08,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-25 22:38:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 8362 states and 11147 transitions. [2022-11-25 22:38:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-25 22:38:08,847 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:38:08,848 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:38:08,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-25 22:38:08,848 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:38:08,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:38:08,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1645366841, now seen corresponding path program 1 times [2022-11-25 22:38:08,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:38:08,849 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623157093] [2022-11-25 22:38:08,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:38:08,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:38:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:38:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-25 22:38:09,090 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:38:09,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623157093] [2022-11-25 22:38:09,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623157093] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:38:09,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:38:09,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:38:09,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1178766160] [2022-11-25 22:38:09,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:38:09,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:38:09,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:38:09,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:38:09,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:38:09,092 INFO L87 Difference]: Start difference. First operand 8362 states and 11147 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 22:38:11,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:38:11,344 INFO L93 Difference]: Finished difference Result 8362 states and 11147 transitions. [2022-11-25 22:38:11,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:38:11,344 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 125 [2022-11-25 22:38:11,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:38:11,363 INFO L225 Difference]: With dead ends: 8362 [2022-11-25 22:38:11,363 INFO L226 Difference]: Without dead ends: 8360 [2022-11-25 22:38:11,366 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:38:11,366 INFO L413 NwaCegarLoop]: 948 mSDtfsCounter, 1047 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1049 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:38:11,367 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1049 Valid, 1896 Invalid, 261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-25 22:38:11,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8360 states. [2022-11-25 22:38:12,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8360 to 8360. [2022-11-25 22:38:12,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8360 states, 4741 states have (on average 1.2100822611263446) internal successors, (5737), 4861 states have internal predecessors, (5737), 2687 states have call successors, (2687), 921 states have call predecessors, (2687), 911 states have return successors, (2720), 2629 states have call predecessors, (2720), 2685 states have call successors, (2720) [2022-11-25 22:38:12,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8360 states to 8360 states and 11144 transitions. [2022-11-25 22:38:12,197 INFO L78 Accepts]: Start accepts. Automaton has 8360 states and 11144 transitions. Word has length 125 [2022-11-25 22:38:12,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:38:12,198 INFO L495 AbstractCegarLoop]: Abstraction has 8360 states and 11144 transitions. [2022-11-25 22:38:12,198 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-25 22:38:12,198 INFO L276 IsEmpty]: Start isEmpty. Operand 8360 states and 11144 transitions. [2022-11-25 22:38:12,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-25 22:38:12,200 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:38:12,200 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:38:12,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-25 22:38:12,201 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_assert_linux_lib_idr__not_initializedErr0ASSERT_VIOLATIONERROR_FUNCTION === [mspro_block_removeErr0ASSERT_VIOLATIONERROR_FUNCTION, mspro_block_removeErr1ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 34 more)] === [2022-11-25 22:38:12,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:38:12,201 INFO L85 PathProgramCache]: Analyzing trace with hash -857526805, now seen corresponding path program 1 times [2022-11-25 22:38:12,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:38:12,202 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834043780] [2022-11-25 22:38:12,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:38:12,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:38:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:38:13,841 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 46 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2022-11-25 22:38:13,841 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:38:13,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834043780] [2022-11-25 22:38:13,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834043780] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:38:13,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1949551363] [2022-11-25 22:38:13,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:38:13,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:38:13,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:38:13,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:38:13,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b501ff4-9e69-444b-9013-9860fabd8578/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:38:14,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:38:14,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 40 conjunts are in the unsatisfiable core [2022-11-25 22:38:14,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:38:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 164 proven. 2 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2022-11-25 22:38:14,791 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:38:15,314 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2022-11-25 22:38:15,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1949551363] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:38:15,314 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1446492237] [2022-11-25 22:38:15,339 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-11-25 22:38:15,340 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:38:15,344 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:38:15,350 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:38:15,350 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:38:17,444 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-25 22:38:17,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-25 22:38:17,863 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-25 22:38:18,223 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2022-11-25 22:38:42,558 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 22:38:42,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:38:48,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,793 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:48,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:48,930 INFO L321 Elim1Store]: treesize reduction 96, result has 41.1 percent of original size [2022-11-25 22:38:48,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 37 select indices, 37 select index equivalence classes, 136 disjoint index pairs (out of 666 index pairs), introduced 37 new quantified variables, introduced 6 case distinctions, treesize of input 321 treesize of output 441 [2022-11-25 22:38:49,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,294 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:49,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,383 INFO L321 Elim1Store]: treesize reduction 48, result has 31.4 percent of original size [2022-11-25 22:38:49,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 53 select indices, 53 select index equivalence classes, 374 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 3 case distinctions, treesize of input 491 treesize of output 646 [2022-11-25 22:38:49,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:38:49,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,806 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:49,897 INFO L321 Elim1Store]: treesize reduction 36, result has 48.6 percent of original size [2022-11-25 22:38:49,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 53 select indices, 53 select index equivalence classes, 374 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 3 case distinctions, treesize of input 483 treesize of output 650 [2022-11-25 22:38:50,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:50,238 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 14 [2022-11-25 22:38:50,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:38:50,363 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-25 22:38:50,544 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-25 22:38:51,673 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-25 22:39:11,626 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:11,684 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:12,271 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:12,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:14,267 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:14,323 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:14,374 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:14,377 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:15,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:15,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:15,253 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:15,255 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:20,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:39:20,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:20,432 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:21,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:21,752 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:24,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:24,936 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:26,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:26,835 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:30,051 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:30,125 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:32,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:32,095 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-25 22:39:33,354 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:33,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:39:34,701 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-25 22:39:34,701 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-25 22:40:02,238 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 9 [2022-11-25 22:40:10,354 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_net_register_reset_error_counter with input of size 265 for LOIs [2022-11-25 22:40:10,482 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_undef_int with input of size 188 for LOIs [2022-11-25 22:40:10,535 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_free with input of size 190 for LOIs [2022-11-25 22:40:10,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:40:10,672 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_filter_positive_int with input of size 263 for LOIs [2022-11-25 22:40:11,807 INFO L197 IcfgInterpreter]: Interpreting procedure unregister_blkdev with input of size 268 for LOIs [2022-11-25 22:40:11,953 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_assert_linux_lib_idr__not_initialized with input of size 266 for LOIs [2022-11-25 22:40:12,388 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_linux_usb_register_reset_error_counter with input of size 264 for LOIs [2022-11-25 22:40:12,544 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_xmalloc with input of size 1420 for LOIs [2022-11-25 22:40:16,770 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:40:18,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 22:40:21,579 INFO L217 Elim1Store]: Index analysis took 275 ms [2022-11-25 22:41:05,302 WARN L233 SmtUtils]: Spent 43.69s on a formula simplification. DAG size of input: 1621 DAG size of output: 1327 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:41:05,306 INFO L321 Elim1Store]: treesize reduction 1470, result has 63.0 percent of original size [2022-11-25 22:41:05,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 149 select indices, 149 select index equivalence classes, 10879 disjoint index pairs (out of 11026 index pairs), introduced 150 new quantified variables, introduced 294 case distinctions, treesize of input 3362 treesize of output 5571 [2022-11-25 22:41:08,376 INFO L217 Elim1Store]: Index analysis took 2134 ms [2022-11-25 22:41:47,980 WARN L233 SmtUtils]: Spent 39.57s on a formula simplification. DAG size of input: 1329 DAG size of output: 885 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:41:47,983 INFO L321 Elim1Store]: treesize reduction 1764, result has 42.9 percent of original size [2022-11-25 22:41:47,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 147 select indices, 147 select index equivalence classes, 10732 disjoint index pairs (out of 10731 index pairs), introduced 148 new quantified variables, introduced 147 case distinctions, treesize of input 3063 treesize of output 4095 [2022-11-25 22:46:16,666 WARN L233 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 1418 DAG size of output: 1418 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-25 22:46:53,605 WARN L233 SmtUtils]: Spent 5.64s on a formula simplification. DAG size of input: 1420 DAG size of output: 1420 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-25 22:47:29,090 WARN L233 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 1422 DAG size of output: 1422 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2022-11-25 22:48:04,087 WARN L233 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 1424 DAG size of output: 1424 (called from [L 800] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)