./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P --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 a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 00:00:24,326 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 00:00:24,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 00:00:24,396 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 00:00:24,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 00:00:24,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 00:00:24,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 00:00:24,409 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 00:00:24,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 00:00:24,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 00:00:24,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 00:00:24,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 00:00:24,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 00:00:24,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 00:00:24,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 00:00:24,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 00:00:24,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 00:00:24,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 00:00:24,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 00:00:24,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 00:00:24,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 00:00:24,454 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 00:00:24,457 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 00:00:24,459 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 00:00:24,465 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 00:00:24,466 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 00:00:24,466 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 00:00:24,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 00:00:24,469 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 00:00:24,470 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 00:00:24,471 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 00:00:24,472 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 00:00:24,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 00:00:24,476 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 00:00:24,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 00:00:24,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 00:00:24,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 00:00:24,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 00:00:24,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 00:00:24,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 00:00:24,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 00:00:24,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 00:00:24,524 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 00:00:24,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 00:00:24,525 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 00:00:24,526 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 00:00:24,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 00:00:24,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 00:00:24,527 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 00:00:24,527 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 00:00:24,527 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 00:00:24,528 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 00:00:24,528 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 00:00:24,528 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 00:00:24,528 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 00:00:24,529 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 00:00:24,529 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 00:00:24,529 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 00:00:24,529 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 00:00:24,530 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 00:00:24,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 00:00:24,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 00:00:24,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 00:00:24,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 00:00:24,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 00:00:24,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 00:00:24,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 00:00:24,532 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 00:00:24,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 00:00:24,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 00:00:24,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 00:00:24,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:00:24,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 00:00:24,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 00:00:24,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 00:00:24,534 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 00:00:24,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 00:00:24,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 00:00:24,535 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 00:00:24,535 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 00:00:24,535 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a13fc36e99ff93768df6870e14394ac7910ba35cb39dc0d4df8c772787857673 [2021-11-21 00:00:24,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 00:00:24,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 00:00:24,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 00:00:24,815 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 00:00:24,822 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 00:00:24,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2021-11-21 00:00:24,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/data/2001dc557/95402aa308334e8282d1f5b763169c1d/FLAGc06932f77 [2021-11-21 00:00:26,126 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 00:00:26,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2021-11-21 00:00:26,217 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/data/2001dc557/95402aa308334e8282d1f5b763169c1d/FLAGc06932f77 [2021-11-21 00:00:26,282 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/data/2001dc557/95402aa308334e8282d1f5b763169c1d [2021-11-21 00:00:26,286 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 00:00:26,288 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 00:00:26,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 00:00:26,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 00:00:26,294 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 00:00:26,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:00:26" (1/1) ... [2021-11-21 00:00:26,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34a76446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:26, skipping insertion in model container [2021-11-21 00:00:26,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 12:00:26" (1/1) ... [2021-11-21 00:00:26,307 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 00:00:26,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 00:00:39,357 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2021-11-21 00:00:39,360 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2021-11-21 00:00:39,361 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2021-11-21 00:00:39,361 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2021-11-21 00:00:39,362 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2021-11-21 00:00:39,362 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2021-11-21 00:00:39,363 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2021-11-21 00:00:39,364 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2021-11-21 00:00:39,364 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2021-11-21 00:00:39,365 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2021-11-21 00:00:39,365 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2021-11-21 00:00:39,366 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2021-11-21 00:00:39,366 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2021-11-21 00:00:39,367 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2021-11-21 00:00:39,367 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2021-11-21 00:00:39,368 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2021-11-21 00:00:39,369 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2021-11-21 00:00:39,369 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2021-11-21 00:00:39,370 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2021-11-21 00:00:39,370 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2021-11-21 00:00:39,371 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2021-11-21 00:00:39,371 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2021-11-21 00:00:39,372 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2021-11-21 00:00:39,373 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2021-11-21 00:00:39,373 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2021-11-21 00:00:39,374 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2021-11-21 00:00:39,374 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2021-11-21 00:00:39,375 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2021-11-21 00:00:39,375 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2021-11-21 00:00:39,376 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2021-11-21 00:00:39,376 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2021-11-21 00:00:39,377 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2021-11-21 00:00:39,377 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2021-11-21 00:00:39,378 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2021-11-21 00:00:39,379 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2021-11-21 00:00:39,379 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2021-11-21 00:00:39,380 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2021-11-21 00:00:39,380 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2021-11-21 00:00:39,381 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2021-11-21 00:00:39,381 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2021-11-21 00:00:39,382 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2021-11-21 00:00:39,382 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2021-11-21 00:00:39,383 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2021-11-21 00:00:39,384 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2021-11-21 00:00:39,384 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2021-11-21 00:00:39,385 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2021-11-21 00:00:39,385 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2021-11-21 00:00:39,386 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2021-11-21 00:00:39,386 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2021-11-21 00:00:39,387 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2021-11-21 00:00:39,387 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2021-11-21 00:00:39,388 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2021-11-21 00:00:39,389 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2021-11-21 00:00:39,389 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2021-11-21 00:00:39,390 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2021-11-21 00:00:39,390 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2021-11-21 00:00:39,391 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2021-11-21 00:00:39,391 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2021-11-21 00:00:39,392 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2021-11-21 00:00:39,392 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2021-11-21 00:00:39,393 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2021-11-21 00:00:39,393 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2021-11-21 00:00:39,394 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2021-11-21 00:00:39,394 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2021-11-21 00:00:39,395 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2021-11-21 00:00:39,395 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2021-11-21 00:00:39,396 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2021-11-21 00:00:39,396 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2021-11-21 00:00:39,397 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2021-11-21 00:00:39,398 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2021-11-21 00:00:39,398 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2021-11-21 00:00:39,399 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2021-11-21 00:00:39,399 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2021-11-21 00:00:39,400 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2021-11-21 00:00:39,400 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2021-11-21 00:00:39,401 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2021-11-21 00:00:39,401 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2021-11-21 00:00:39,402 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2021-11-21 00:00:39,402 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2021-11-21 00:00:39,403 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2021-11-21 00:00:39,403 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2021-11-21 00:00:39,404 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2021-11-21 00:00:39,404 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2021-11-21 00:00:39,405 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2021-11-21 00:00:39,405 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2021-11-21 00:00:39,406 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2021-11-21 00:00:39,406 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2021-11-21 00:00:39,407 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2021-11-21 00:00:39,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:00:39,479 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 00:00:40,562 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[874998,875011] [2021-11-21 00:00:40,563 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875143,875156] [2021-11-21 00:00:40,564 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875289,875302] [2021-11-21 00:00:40,564 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875454,875467] [2021-11-21 00:00:40,565 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875612,875625] [2021-11-21 00:00:40,566 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875770,875783] [2021-11-21 00:00:40,566 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[875928,875941] [2021-11-21 00:00:40,567 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876088,876101] [2021-11-21 00:00:40,568 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876247,876260] [2021-11-21 00:00:40,569 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876386,876399] [2021-11-21 00:00:40,570 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876528,876541] [2021-11-21 00:00:40,570 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876677,876690] [2021-11-21 00:00:40,571 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876816,876829] [2021-11-21 00:00:40,571 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[876971,876984] [2021-11-21 00:00:40,572 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877131,877144] [2021-11-21 00:00:40,572 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877282,877295] [2021-11-21 00:00:40,573 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877433,877446] [2021-11-21 00:00:40,573 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877585,877598] [2021-11-21 00:00:40,574 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877734,877747] [2021-11-21 00:00:40,574 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[877882,877895] [2021-11-21 00:00:40,575 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878039,878052] [2021-11-21 00:00:40,575 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878188,878201] [2021-11-21 00:00:40,576 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878344,878357] [2021-11-21 00:00:40,576 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878497,878510] [2021-11-21 00:00:40,577 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878643,878656] [2021-11-21 00:00:40,577 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878786,878799] [2021-11-21 00:00:40,578 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[878938,878951] [2021-11-21 00:00:40,579 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879084,879097] [2021-11-21 00:00:40,580 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879229,879242] [2021-11-21 00:00:40,580 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879383,879396] [2021-11-21 00:00:40,581 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879534,879547] [2021-11-21 00:00:40,581 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879689,879702] [2021-11-21 00:00:40,582 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879841,879854] [2021-11-21 00:00:40,583 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[879996,880009] [2021-11-21 00:00:40,584 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880160,880173] [2021-11-21 00:00:40,584 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880316,880329] [2021-11-21 00:00:40,585 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880480,880493] [2021-11-21 00:00:40,586 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880622,880635] [2021-11-21 00:00:40,587 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880780,880793] [2021-11-21 00:00:40,588 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[880947,880960] [2021-11-21 00:00:40,589 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881106,881119] [2021-11-21 00:00:40,590 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881265,881278] [2021-11-21 00:00:40,590 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881414,881427] [2021-11-21 00:00:40,592 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881561,881574] [2021-11-21 00:00:40,592 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881700,881713] [2021-11-21 00:00:40,592 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[881863,881876] [2021-11-21 00:00:40,593 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882029,882042] [2021-11-21 00:00:40,593 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882193,882206] [2021-11-21 00:00:40,594 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882358,882371] [2021-11-21 00:00:40,594 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882523,882536] [2021-11-21 00:00:40,595 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882689,882702] [2021-11-21 00:00:40,595 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[882854,882867] [2021-11-21 00:00:40,596 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883021,883034] [2021-11-21 00:00:40,596 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883181,883194] [2021-11-21 00:00:40,598 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883343,883356] [2021-11-21 00:00:40,604 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883502,883515] [2021-11-21 00:00:40,609 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883648,883661] [2021-11-21 00:00:40,610 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883791,883804] [2021-11-21 00:00:40,611 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[883935,883948] [2021-11-21 00:00:40,611 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884078,884091] [2021-11-21 00:00:40,612 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884222,884235] [2021-11-21 00:00:40,614 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884363,884376] [2021-11-21 00:00:40,614 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884501,884514] [2021-11-21 00:00:40,615 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884659,884672] [2021-11-21 00:00:40,615 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884818,884831] [2021-11-21 00:00:40,620 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[884974,884987] [2021-11-21 00:00:40,621 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885123,885136] [2021-11-21 00:00:40,621 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885275,885288] [2021-11-21 00:00:40,622 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885426,885439] [2021-11-21 00:00:40,622 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885575,885588] [2021-11-21 00:00:40,623 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885727,885740] [2021-11-21 00:00:40,623 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[885875,885888] [2021-11-21 00:00:40,623 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886028,886041] [2021-11-21 00:00:40,624 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886179,886192] [2021-11-21 00:00:40,624 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886329,886342] [2021-11-21 00:00:40,625 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886476,886489] [2021-11-21 00:00:40,625 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886627,886640] [2021-11-21 00:00:40,626 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886778,886791] [2021-11-21 00:00:40,627 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[886926,886939] [2021-11-21 00:00:40,628 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887092,887105] [2021-11-21 00:00:40,629 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887261,887274] [2021-11-21 00:00:40,630 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887428,887441] [2021-11-21 00:00:40,630 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887596,887609] [2021-11-21 00:00:40,631 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887746,887759] [2021-11-21 00:00:40,631 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[887893,887906] [2021-11-21 00:00:40,632 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888054,888067] [2021-11-21 00:00:40,632 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888224,888237] [2021-11-21 00:00:40,633 WARN L230 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_0a9fa1db-515b-405d-80e4-6c167ef3839f/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i[888386,888399] [2021-11-21 00:00:40,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 00:00:41,209 INFO L208 MainTranslator]: Completed translation [2021-11-21 00:00:41,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41 WrapperNode [2021-11-21 00:00:41,210 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 00:00:41,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 00:00:41,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 00:00:41,212 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 00:00:41,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:41,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,021 INFO L137 Inliner]: procedures = 964, calls = 5511, calls flagged for inlining = 500, calls inlined = 431, statements flattened = 15958 [2021-11-21 00:00:42,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 00:00:42,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 00:00:42,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 00:00:42,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 00:00:42,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,603 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:42,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:43,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 00:00:43,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 00:00:43,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 00:00:43,049 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 00:00:43,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (1/1) ... [2021-11-21 00:00:43,080 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 00:00:43,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 00:00:43,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 00:00:43,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a9fa1db-515b-405d-80e4-6c167ef3839f/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 00:00:43,267 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_total_size [2021-11-21 00:00:43,268 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_total_size [2021-11-21 00:00:43,268 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2021-11-21 00:00:43,269 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2021-11-21 00:00:43,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-21 00:00:43,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_mmc_sdio_func_check_final_state [2021-11-21 00:00:43,270 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_dump [2021-11-21 00:00:43,270 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_dump [2021-11-21 00:00:43,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-21 00:00:43,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-21 00:00:43,271 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2021-11-21 00:00:43,272 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2021-11-21 00:00:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_rule_lookup [2021-11-21 00:00:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_rule_lookup [2021-11-21 00:00:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure netlink_dump_start [2021-11-21 00:00:43,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netlink_dump_start [2021-11-21 00:00:43,273 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-21 00:00:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_is_active_next [2021-11-21 00:00:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_is_active_next [2021-11-21 00:00:43,274 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_rule_info [2021-11-21 00:00:43,274 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_rule_info [2021-11-21 00:00:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_select_ops [2021-11-21 00:00:43,275 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_select_ops [2021-11-21 00:00:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_init [2021-11-21 00:00:43,275 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_init [2021-11-21 00:00:43,275 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_init [2021-11-21 00:00:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_init [2021-11-21 00:00:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-21 00:00:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-21 00:00:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_request_check_final_state [2021-11-21 00:00:43,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_request_check_final_state [2021-11-21 00:00:43,276 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_destroy [2021-11-21 00:00:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_destroy [2021-11-21 00:00:43,277 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_dump [2021-11-21 00:00:43,277 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_dump [2021-11-21 00:00:43,290 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_new [2021-11-21 00:00:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_new [2021-11-21 00:00:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure nla_ok [2021-11-21 00:00:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_ok [2021-11-21 00:00:43,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-21 00:00:43,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-21 00:00:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_notify [2021-11-21 00:00:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_notify [2021-11-21 00:00:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-21 00:00:43,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_bh_check_final_state [2021-11-21 00:00:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 00:00:43,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_genhd_check_final_state [2021-11-21 00:00:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_genhd_check_final_state [2021-11-21 00:00:43,293 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_mask [2021-11-21 00:00:43,293 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_mask [2021-11-21 00:00:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_hdr [2021-11-21 00:00:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_hdr [2021-11-21 00:00:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_put [2021-11-21 00:00:43,294 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_put [2021-11-21 00:00:43,294 INFO L130 BoogieDeclarations]: Found specification of procedure nft_userdata [2021-11-21 00:00:43,295 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_userdata [2021-11-21 00:00:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-21 00:00:43,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_srcu_check_final_state [2021-11-21 00:00:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2021-11-21 00:00:43,295 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2021-11-21 00:00:43,295 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_unlock [2021-11-21 00:00:43,296 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_unlock [2021-11-21 00:00:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 00:00:43,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 00:00:43,297 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_set [2021-11-21 00:00:43,300 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_set [2021-11-21 00:00:43,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-21 00:00:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-21 00:00:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 00:00:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-21 00:00:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure nla_next [2021-11-21 00:00:43,301 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_next [2021-11-21 00:00:43,301 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_notify [2021-11-21 00:00:43,302 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_notify [2021-11-21 00:00:43,302 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_init [2021-11-21 00:00:43,304 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_init [2021-11-21 00:00:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure nft_type_to_reg [2021-11-21 00:00:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_type_to_reg [2021-11-21 00:00:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-21 00:00:43,305 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-21 00:00:43,305 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_disable [2021-11-21 00:00:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_disable [2021-11-21 00:00:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_init [2021-11-21 00:00:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_init [2021-11-21 00:00:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_dump_rules [2021-11-21 00:00:43,306 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_dump_rules [2021-11-21 00:00:43,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2021-11-21 00:00:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2021-11-21 00:00:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_clear [2021-11-21 00:00:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_clear [2021-11-21 00:00:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_eval [2021-11-21 00:00:43,307 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_eval [2021-11-21 00:00:43,307 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_eval [2021-11-21 00:00:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_eval [2021-11-21 00:00:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init [2021-11-21 00:00:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init [2021-11-21 00:00:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-21 00:00:43,308 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-21 00:00:43,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 00:00:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 00:00:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-21 00:00:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-21 00:00:43,309 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_check_loops [2021-11-21 00:00:43,309 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_check_loops [2021-11-21 00:00:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure nft_set_destroy [2021-11-21 00:00:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_set_destroy [2021-11-21 00:00:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_core_module_exit [2021-11-21 00:00:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_core_module_exit [2021-11-21 00:00:43,310 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2021-11-21 00:00:43,310 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2021-11-21 00:00:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be64 [2021-11-21 00:00:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be64 [2021-11-21 00:00:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure nft_register_expr [2021-11-21 00:00:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_register_expr [2021-11-21 00:00:43,311 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2021-11-21 00:00:43,311 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2021-11-21 00:00:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_alloc_handle [2021-11-21 00:00:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_alloc_handle [2021-11-21 00:00:43,312 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_be32 [2021-11-21 00:00:43,312 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_be32 [2021-11-21 00:00:43,313 INFO L130 BoogieDeclarations]: Found specification of procedure sock_net [2021-11-21 00:00:43,313 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_net [2021-11-21 00:00:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_setelem [2021-11-21 00:00:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_setelem [2021-11-21 00:00:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 00:00:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 00:00:43,314 INFO L130 BoogieDeclarations]: Found specification of procedure nft_stats_alloc [2021-11-21 00:00:43,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_stats_alloc [2021-11-21 00:00:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_sock_check_final_state [2021-11-21 00:00:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_sock_check_final_state [2021-11-21 00:00:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_for_read_section [2021-11-21 00:00:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_for_read_section [2021-11-21 00:00:43,315 INFO L130 BoogieDeclarations]: Found specification of procedure nft_flush_table [2021-11-21 00:00:43,315 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_flush_table [2021-11-21 00:00:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-21 00:00:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-21 00:00:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2021-11-21 00:00:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2021-11-21 00:00:43,316 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup [2021-11-21 00:00:43,316 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup [2021-11-21 00:00:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_gadget_check_final_state [2021-11-21 00:00:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_gadget_check_final_state [2021-11-21 00:00:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 00:00:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_getchain [2021-11-21 00:00:43,317 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_getchain [2021-11-21 00:00:43,317 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-21 00:00:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-21 00:00:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-21 00:00:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_sysfs_check_final_state [2021-11-21 00:00:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_try_module_get [2021-11-21 00:00:43,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_try_module_get [2021-11-21 00:00:43,318 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-21 00:00:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-21 00:00:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 00:00:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_newtable [2021-11-21 00:00:43,319 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_newtable [2021-11-21 00:00:43,319 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_table_info [2021-11-21 00:00:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_table_info [2021-11-21 00:00:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_priv [2021-11-21 00:00:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_priv [2021-11-21 00:00:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_lookup [2021-11-21 00:00:43,320 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_lookup [2021-11-21 00:00:43,320 INFO L130 BoogieDeclarations]: Found specification of procedure nft_bitwise_module_exit [2021-11-21 00:00:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_bitwise_module_exit [2021-11-21 00:00:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_module_put [2021-11-21 00:00:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_module_put [2021-11-21 00:00:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-11-21 00:00:43,321 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-11-21 00:00:43,321 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-21 00:00:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-21 00:00:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_setattr [2021-11-21 00:00:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_setattr [2021-11-21 00:00:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure nft_ctx_init_from_elemattr [2021-11-21 00:00:43,322 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_ctx_init_from_elemattr [2021-11-21 00:00:43,322 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_last [2021-11-21 00:00:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_last [2021-11-21 00:00:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-21 00:00:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-21 00:00:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-21 00:00:43,323 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-21 00:00:43,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-21 00:00:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_check_final_state [2021-11-21 00:00:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_urb_check_final_state [2021-11-21 00:00:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_urb_check_final_state [2021-11-21 00:00:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse_nested [2021-11-21 00:00:43,324 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse_nested [2021-11-21 00:00:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_module_exit [2021-11-21 00:00:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_module_exit [2021-11-21 00:00:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_set_err [2021-11-21 00:00:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_set_err [2021-11-21 00:00:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2021-11-21 00:00:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2021-11-21 00:00:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2021-11-21 00:00:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2021-11-21 00:00:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 00:00:43,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-21 00:00:43,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-21 00:00:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_data_load [2021-11-21 00:00:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_data_load [2021-11-21 00:00:43,352 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_init [2021-11-21 00:00:43,352 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_init [2021-11-21 00:00:43,353 INFO L130 BoogieDeclarations]: Found specification of procedure nl_dump_check_consistent [2021-11-21 00:00:43,354 INFO L138 BoogieDeclarations]: Found implementation of procedure nl_dump_check_consistent [2021-11-21 00:00:43,354 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_commit [2021-11-21 00:00:43,354 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_commit [2021-11-21 00:00:43,354 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-21 00:00:43,354 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-21 00:00:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-11-21 00:00:43,355 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-11-21 00:00:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_table_destroy [2021-11-21 00:00:43,355 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_table_destroy [2021-11-21 00:00:43,355 INFO L130 BoogieDeclarations]: Found specification of procedure nft_base_chain [2021-11-21 00:00:43,355 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_base_chain [2021-11-21 00:00:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure nfnl_lock [2021-11-21 00:00:43,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnl_lock [2021-11-21 00:00:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_uninit [2021-11-21 00:00:43,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_uninit [2021-11-21 00:00:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_dump [2021-11-21 00:00:43,356 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_dump [2021-11-21 00:00:43,356 INFO L130 BoogieDeclarations]: Found specification of procedure __nft_expr_type_get [2021-11-21 00:00:43,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __nft_expr_type_get [2021-11-21 00:00:43,357 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_output_register [2021-11-21 00:00:43,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_output_register [2021-11-21 00:00:43,357 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_delchain [2021-11-21 00:00:43,357 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_delchain [2021-11-21 00:00:43,357 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_notify [2021-11-21 00:00:43,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_notify [2021-11-21 00:00:43,358 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strcmp [2021-11-21 00:00:43,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strcmp [2021-11-21 00:00:43,358 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_string [2021-11-21 00:00:43,358 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_string [2021-11-21 00:00:43,358 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_dump [2021-11-21 00:00:43,359 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_dump [2021-11-21 00:00:43,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_coherent_check_final_state [2021-11-21 00:00:43,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_coherent_check_final_state [2021-11-21 00:00:43,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-21 00:00:43,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-21 00:00:43,359 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_destroy [2021-11-21 00:00:43,360 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_destroy [2021-11-21 00:00:43,360 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_notify [2021-11-21 00:00:43,360 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_notify [2021-11-21 00:00:43,360 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_fast_dump [2021-11-21 00:00:43,360 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_fast_dump [2021-11-21 00:00:43,360 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-21 00:00:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-21 00:00:43,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 00:00:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 00:00:43,361 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be32 [2021-11-21 00:00:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be32 [2021-11-21 00:00:43,361 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delchain [2021-11-21 00:00:43,361 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delchain [2021-11-21 00:00:43,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_arch_io_check_final_state [2021-11-21 00:00:43,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_arch_io_check_final_state [2021-11-21 00:00:43,362 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_unicast [2021-11-21 00:00:43,362 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_unicast [2021-11-21 00:00:43,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_module_check_final_state [2021-11-21 00:00:43,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_module_check_final_state [2021-11-21 00:00:43,363 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_module_exit [2021-11-21 00:00:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_module_exit [2021-11-21 00:00:43,363 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_destroy [2021-11-21 00:00:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_destroy [2021-11-21 00:00:43,363 INFO L130 BoogieDeclarations]: Found specification of procedure nft_rule_deactivate_next [2021-11-21 00:00:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_rule_deactivate_next [2021-11-21 00:00:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 00:00:43,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-21 00:00:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 00:00:43,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 00:00:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_block_queue_check_final_state [2021-11-21 00:00:43,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_block_queue_check_final_state [2021-11-21 00:00:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure nft_unregister_expr [2021-11-21 00:00:43,365 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_unregister_expr [2021-11-21 00:00:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_dump [2021-11-21 00:00:43,365 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_dump [2021-11-21 00:00:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2021-11-21 00:00:43,365 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2021-11-21 00:00:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 00:00:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure __nf_tables_chain_type_lookup [2021-11-21 00:00:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __nf_tables_chain_type_lookup [2021-11-21 00:00:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure nf_register_hooks [2021-11-21 00:00:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_register_hooks [2021-11-21 00:00:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-21 00:00:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-21 00:00:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure nla_memcpy [2021-11-21 00:00:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_memcpy [2021-11-21 00:00:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_rule_lookup [2021-11-21 00:00:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_rule_lookup [2021-11-21 00:00:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_gen_info [2021-11-21 00:00:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_gen_info [2021-11-21 00:00:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_be64 [2021-11-21 00:00:43,368 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_be64 [2021-11-21 00:00:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 00:00:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_in_interrupt_context [2021-11-21 00:00:43,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_in_interrupt_context [2021-11-21 00:00:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_next [2021-11-21 00:00:43,369 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_next [2021-11-21 00:00:43,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2021-11-21 00:00:43,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2021-11-21 00:00:43,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_register_reset_error_counter [2021-11-21 00:00:43,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_register_reset_error_counter [2021-11-21 00:00:43,369 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_select_ops [2021-11-21 00:00:43,370 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_select_ops [2021-11-21 00:00:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-21 00:00:43,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-21 00:00:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_rule_add [2021-11-21 00:00:43,370 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_rule_add [2021-11-21 00:00:43,370 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_set_add [2021-11-21 00:00:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_set_add [2021-11-21 00:00:43,371 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_init [2021-11-21 00:00:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_init [2021-11-21 00:00:43,371 INFO L130 BoogieDeclarations]: Found specification of procedure nft_payload_eval [2021-11-21 00:00:43,371 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_payload_eval [2021-11-21 00:00:43,371 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-21 00:00:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-21 00:00:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_lib_idr_check_final_state [2021-11-21 00:00:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_lib_idr_check_final_state [2021-11-21 00:00:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure nft_byteorder_eval [2021-11-21 00:00:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_byteorder_eval [2021-11-21 00:00:43,372 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_init [2021-11-21 00:00:43,372 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_init [2021-11-21 00:00:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule [2021-11-21 00:00:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule [2021-11-21 00:00:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 00:00:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-21 00:00:43,373 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2021-11-21 00:00:43,373 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2021-11-21 00:00:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trace_packet [2021-11-21 00:00:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trace_packet [2021-11-21 00:00:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse [2021-11-21 00:00:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse [2021-11-21 00:00:43,374 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_has_listeners [2021-11-21 00:00:43,374 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_has_listeners [2021-11-21 00:00:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_usb_register_reset_error_counter [2021-11-21 00:00:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_usb_register_reset_error_counter [2021-11-21 00:00:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_alloc [2021-11-21 00:00:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_alloc [2021-11-21 00:00:43,375 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_report [2021-11-21 00:00:43,375 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_report [2021-11-21 00:00:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_msg_size [2021-11-21 00:00:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_msg_size [2021-11-21 00:00:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_lookup_byid [2021-11-21 00:00:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_lookup_byid [2021-11-21 00:00:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_rcu [2021-11-21 00:00:43,376 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_rcu [2021-11-21 00:00:43,376 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-21 00:00:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-21 00:00:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure nla_strlcpy [2021-11-21 00:00:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_strlcpy [2021-11-21 00:00:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_unregister_hooks [2021-11-21 00:00:43,377 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_unregister_hooks [2021-11-21 00:00:43,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 00:00:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 00:00:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_elem_alloc [2021-11-21 00:00:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_elem_alloc [2021-11-21 00:00:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure nft_afinfo_lookup [2021-11-21 00:00:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_afinfo_lookup [2021-11-21 00:00:43,378 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_table_add [2021-11-21 00:00:43,378 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_table_add [2021-11-21 00:00:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure gencursor_next [2021-11-21 00:00:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure gencursor_next [2021-11-21 00:00:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-21 00:00:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-21 00:00:43,379 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_percpu [2021-11-21 00:00:43,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_percpu [2021-11-21 00:00:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure nft_lookup_module_exit [2021-11-21 00:00:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_lookup_module_exit [2021-11-21 00:00:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_afinfo_lookup [2021-11-21 00:00:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_afinfo_lookup [2021-11-21 00:00:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delrule_by_chain [2021-11-21 00:00:43,380 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delrule_by_chain [2021-11-21 00:00:43,380 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2021-11-21 00:00:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2021-11-21 00:00:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_data [2021-11-21 00:00:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_data [2021-11-21 00:00:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure nft_expr_first [2021-11-21 00:00:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_expr_first [2021-11-21 00:00:43,381 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_module_exit [2021-11-21 00:00:43,381 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_module_exit [2021-11-21 00:00:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure nft_cmp_dump [2021-11-21 00:00:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_cmp_dump [2021-11-21 00:00:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_expr_info [2021-11-21 00:00:43,382 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_expr_info [2021-11-21 00:00:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 00:00:43,382 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-21 00:00:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-21 00:00:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-21 00:00:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-21 00:00:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-21 00:00:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_net_rtnetlink_check_final_state [2021-11-21 00:00:43,383 INFO L130 BoogieDeclarations]: Found specification of procedure nf_unregister_hooks [2021-11-21 00:00:43,383 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_unregister_hooks [2021-11-21 00:00:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure nft_trans_chain_add [2021-11-21 00:00:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_trans_chain_add [2021-11-21 00:00:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-21 00:00:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-21 00:00:43,384 INFO L130 BoogieDeclarations]: Found specification of procedure nft_delset [2021-11-21 00:00:43,384 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_delset [2021-11-21 00:00:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure nft_validate_input_register [2021-11-21 00:00:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_validate_input_register [2021-11-21 00:00:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_end [2021-11-21 00:00:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_end [2021-11-21 00:00:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_destroy [2021-11-21 00:00:43,385 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_destroy [2021-11-21 00:00:43,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-21 00:00:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_locking_rwlock_check_final_state [2021-11-21 00:00:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-21 00:00:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-21 00:00:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-21 00:00:43,386 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-21 00:00:43,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-21 00:00:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_fs_char_dev_check_final_state [2021-11-21 00:00:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-21 00:00:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_drivers_base_class_check_final_state [2021-11-21 00:00:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_validate [2021-11-21 00:00:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_validate [2021-11-21 00:00:43,387 INFO L130 BoogieDeclarations]: Found specification of procedure nft_data_init [2021-11-21 00:00:43,387 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_data_init [2021-11-21 00:00:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_fill_chain_info [2021-11-21 00:00:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_fill_chain_info [2021-11-21 00:00:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-21 00:00:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-21 00:00:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_set_destroy [2021-11-21 00:00:43,388 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_set_destroy [2021-11-21 00:00:43,388 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-21 00:00:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-21 00:00:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-21 00:00:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-21 00:00:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_abort [2021-11-21 00:00:43,389 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_abort [2021-11-21 00:00:43,389 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_init_net [2021-11-21 00:00:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_init_net [2021-11-21 00:00:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-21 00:00:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_linux_kernel_rcu_update_lock_sched_check_final_state [2021-11-21 00:00:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-21 00:00:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-21 00:00:43,390 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_destroy [2021-11-21 00:00:43,390 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_destroy [2021-11-21 00:00:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure nft_immediate_eval [2021-11-21 00:00:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure nft_immediate_eval [2021-11-21 00:00:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_setelem_notify [2021-11-21 00:00:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_setelem_notify [2021-11-21 00:00:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2021-11-21 00:00:43,391 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2021-11-21 00:00:43,391 INFO L130 BoogieDeclarations]: Found specification of procedure nf_tables_chain_lookup [2021-11-21 00:00:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure nf_tables_chain_lookup [2021-11-21 00:00:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 00:00:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-21 00:00:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-21 00:00:43,392 INFO L130 BoogieDeclarations]: Found specification of procedure nfnetlink_send [2021-11-21 00:00:43,392 INFO L138 BoogieDeclarations]: Found implementation of procedure nfnetlink_send [2021-11-21 00:00:45,774 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 00:00:45,781 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 00:00:46,121 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 00:01:01,705 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 00:01:04,976 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 00:01:04,976 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 00:01:04,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:01:04 BoogieIcfgContainer [2021-11-21 00:01:04,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 00:01:04,991 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 00:01:04,991 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 00:01:04,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 00:01:04,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 12:00:26" (1/3) ... [2021-11-21 00:01:04,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cec3dce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:01:04, skipping insertion in model container [2021-11-21 00:01:04,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 12:00:41" (2/3) ... [2021-11-21 00:01:04,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cec3dce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 12:01:04, skipping insertion in model container [2021-11-21 00:01:04,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 12:01:04" (3/3) ... [2021-11-21 00:01:05,000 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.0-rc1---net--netfilter--nf_tables.ko.cil.i [2021-11-21 00:01:05,016 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 00:01:05,017 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 31 error locations. [2021-11-21 00:01:05,108 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 00:01:05,125 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 00:01:05,125 INFO L340 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2021-11-21 00:01:05,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 4758 states, 3000 states have (on average 1.367) internal successors, (4101), 3120 states have internal predecessors, (4101), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 216 states have return successors, (1487), 1463 states have call predecessors, (1487), 1487 states have call successors, (1487) [2021-11-21 00:01:05,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 00:01:05,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:05,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:05,271 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:05,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:05,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1963563893, now seen corresponding path program 1 times [2021-11-21 00:01:05,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:05,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920005782] [2021-11-21 00:01:05,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:05,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:06,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:01:06,305 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:06,305 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920005782] [2021-11-21 00:01:06,306 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920005782] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:06,306 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:06,306 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-21 00:01:06,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421746318] [2021-11-21 00:01:06,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:06,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 00:01:06,314 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:06,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 00:01:06,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-21 00:01:06,366 INFO L87 Difference]: Start difference. First operand has 4758 states, 3000 states have (on average 1.367) internal successors, (4101), 3120 states have internal predecessors, (4101), 1510 states have call successors, (1510), 217 states have call predecessors, (1510), 216 states have return successors, (1487), 1463 states have call predecessors, (1487), 1487 states have call successors, (1487) Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:01:18,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:18,629 INFO L93 Difference]: Finished difference Result 9506 states and 14533 transitions. [2021-11-21 00:01:18,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 00:01:18,632 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2021-11-21 00:01:18,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:18,704 INFO L225 Difference]: With dead ends: 9506 [2021-11-21 00:01:18,704 INFO L226 Difference]: Without dead ends: 4725 [2021-11-21 00:01:18,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-21 00:01:18,765 INFO L933 BasicCegarLoop]: 6322 mSDtfsCounter, 7060 mSDsluCounter, 18172 mSDsCounter, 0 mSdLazyCounter, 5957 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7064 SdHoareTripleChecker+Valid, 22283 SdHoareTripleChecker+Invalid, 5958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:18,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7064 Valid, 22283 Invalid, 5958 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 5957 Invalid, 0 Unknown, 0 Unchecked, 11.1s Time] [2021-11-21 00:01:18,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4725 states. [2021-11-21 00:01:19,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4725 to 4725. [2021-11-21 00:01:19,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4725 states, 2993 states have (on average 1.3491480120280654) internal successors, (4038), 3090 states have internal predecessors, (4038), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2021-11-21 00:01:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4725 states to 4725 states and 7010 transitions. [2021-11-21 00:01:19,219 INFO L78 Accepts]: Start accepts. Automaton has 4725 states and 7010 transitions. Word has length 16 [2021-11-21 00:01:19,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:19,221 INFO L470 AbstractCegarLoop]: Abstraction has 4725 states and 7010 transitions. [2021-11-21 00:01:19,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 5 states have internal predecessors, (10), 1 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:01:19,221 INFO L276 IsEmpty]: Start isEmpty. Operand 4725 states and 7010 transitions. [2021-11-21 00:01:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 00:01:19,223 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:19,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:19,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-21 00:01:19,224 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:19,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:19,225 INFO L85 PathProgramCache]: Analyzing trace with hash -543819745, now seen corresponding path program 1 times [2021-11-21 00:01:19,225 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:19,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743217306] [2021-11-21 00:01:19,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:19,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:19,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:01:19,482 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:19,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743217306] [2021-11-21 00:01:19,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [743217306] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:19,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:19,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-21 00:01:19,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393371260] [2021-11-21 00:01:19,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:19,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-21 00:01:19,485 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:19,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-21 00:01:19,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-21 00:01:19,486 INFO L87 Difference]: Start difference. First operand 4725 states and 7010 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:01:22,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:22,372 INFO L93 Difference]: Finished difference Result 9442 states and 14204 transitions. [2021-11-21 00:01:22,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-21 00:01:22,373 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2021-11-21 00:01:22,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:22,440 INFO L225 Difference]: With dead ends: 9442 [2021-11-21 00:01:22,440 INFO L226 Difference]: Without dead ends: 4721 [2021-11-21 00:01:22,504 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:22,506 INFO L933 BasicCegarLoop]: 6265 mSDtfsCounter, 6994 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 740 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6994 SdHoareTripleChecker+Valid, 6265 SdHoareTripleChecker+Invalid, 740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 740 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:22,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6994 Valid, 6265 Invalid, 740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 740 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-21 00:01:22,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4721 states. [2021-11-21 00:01:22,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4721 to 4721. [2021-11-21 00:01:22,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4721 states, 2990 states have (on average 1.348829431438127) internal successors, (4033), 3086 states have internal predecessors, (4033), 1487 states have call successors, (1487), 216 states have call predecessors, (1487), 215 states have return successors, (1485), 1461 states have call predecessors, (1485), 1485 states have call successors, (1485) [2021-11-21 00:01:22,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 4721 states and 7005 transitions. [2021-11-21 00:01:22,994 INFO L78 Accepts]: Start accepts. Automaton has 4721 states and 7005 transitions. Word has length 19 [2021-11-21 00:01:22,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:22,995 INFO L470 AbstractCegarLoop]: Abstraction has 4721 states and 7005 transitions. [2021-11-21 00:01:22,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-11-21 00:01:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 4721 states and 7005 transitions. [2021-11-21 00:01:22,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 00:01:23,000 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:23,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:23,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-21 00:01:23,000 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_for_read_sectionErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:23,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:23,001 INFO L85 PathProgramCache]: Analyzing trace with hash -29614931, now seen corresponding path program 1 times [2021-11-21 00:01:23,002 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:23,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882169790] [2021-11-21 00:01:23,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:23,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:23,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:23,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:01:23,393 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:23,393 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882169790] [2021-11-21 00:01:23,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882169790] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:23,394 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:23,394 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:01:23,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529801999] [2021-11-21 00:01:23,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:23,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:01:23,396 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:23,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:01:23,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:01:23,397 INFO L87 Difference]: Start difference. First operand 4721 states and 7005 transitions. Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:30,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:30,385 INFO L93 Difference]: Finished difference Result 9332 states and 13894 transitions. [2021-11-21 00:01:30,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 00:01:30,386 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 49 [2021-11-21 00:01:30,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:30,492 INFO L225 Difference]: With dead ends: 9332 [2021-11-21 00:01:30,492 INFO L226 Difference]: Without dead ends: 9330 [2021-11-21 00:01:30,502 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:30,506 INFO L933 BasicCegarLoop]: 7773 mSDtfsCounter, 6978 mSDsluCounter, 15419 mSDsCounter, 0 mSdLazyCounter, 2221 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6985 SdHoareTripleChecker+Valid, 21730 SdHoareTripleChecker+Invalid, 2222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:30,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6985 Valid, 21730 Invalid, 2222 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1 Valid, 2221 Invalid, 0 Unknown, 0 Unchecked, 6.1s Time] [2021-11-21 00:01:30,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9330 states. [2021-11-21 00:01:31,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9330 to 9272. [2021-11-21 00:01:31,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9272 states, 5898 states have (on average 1.3509664292980672) internal successors, (7968), 6054 states have internal predecessors, (7968), 2919 states have call successors, (2919), 427 states have call predecessors, (2919), 426 states have return successors, (2974), 2867 states have call predecessors, (2974), 2917 states have call successors, (2974) [2021-11-21 00:01:31,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9272 states to 9272 states and 13861 transitions. [2021-11-21 00:01:31,416 INFO L78 Accepts]: Start accepts. Automaton has 9272 states and 13861 transitions. Word has length 49 [2021-11-21 00:01:31,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:31,417 INFO L470 AbstractCegarLoop]: Abstraction has 9272 states and 13861 transitions. [2021-11-21 00:01:31,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:31,418 INFO L276 IsEmpty]: Start isEmpty. Operand 9272 states and 13861 transitions. [2021-11-21 00:01:31,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 00:01:31,423 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:31,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:31,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 00:01:31,425 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_for_read_sectionErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:31,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:31,426 INFO L85 PathProgramCache]: Analyzing trace with hash 1618557860, now seen corresponding path program 1 times [2021-11-21 00:01:31,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:31,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552888126] [2021-11-21 00:01:31,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:31,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:31,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:31,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:01:31,786 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:31,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552888126] [2021-11-21 00:01:31,786 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552888126] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:31,787 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:31,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:01:31,787 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847885168] [2021-11-21 00:01:31,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:31,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:01:31,788 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:31,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:01:31,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:01:31,789 INFO L87 Difference]: Start difference. First operand 9272 states and 13861 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:35,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:35,168 INFO L93 Difference]: Finished difference Result 9272 states and 13861 transitions. [2021-11-21 00:01:35,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:01:35,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 51 [2021-11-21 00:01:35,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:35,273 INFO L225 Difference]: With dead ends: 9272 [2021-11-21 00:01:35,273 INFO L226 Difference]: Without dead ends: 9270 [2021-11-21 00:01:35,281 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:35,282 INFO L933 BasicCegarLoop]: 6262 mSDtfsCounter, 6990 mSDsluCounter, 6991 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6997 SdHoareTripleChecker+Valid, 12518 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:35,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6997 Valid, 12518 Invalid, 1477 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-21 00:01:35,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9270 states. [2021-11-21 00:01:35,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9270 to 9270. [2021-11-21 00:01:35,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9270 states, 5897 states have (on average 1.350686789893166) internal successors, (7965), 6052 states have internal predecessors, (7965), 2919 states have call successors, (2919), 427 states have call predecessors, (2919), 426 states have return successors, (2974), 2867 states have call predecessors, (2974), 2917 states have call successors, (2974) [2021-11-21 00:01:36,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9270 states to 9270 states and 13858 transitions. [2021-11-21 00:01:36,010 INFO L78 Accepts]: Start accepts. Automaton has 9270 states and 13858 transitions. Word has length 51 [2021-11-21 00:01:36,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:36,013 INFO L470 AbstractCegarLoop]: Abstraction has 9270 states and 13858 transitions. [2021-11-21 00:01:36,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:36,013 INFO L276 IsEmpty]: Start isEmpty. Operand 9270 states and 13858 transitions. [2021-11-21 00:01:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 00:01:36,015 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:36,015 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:36,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 00:01:36,016 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_for_read_sectionErr2ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:36,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:36,016 INFO L85 PathProgramCache]: Analyzing trace with hash 669613784, now seen corresponding path program 1 times [2021-11-21 00:01:36,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:36,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560512146] [2021-11-21 00:01:36,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:36,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:36,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:01:36,313 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:36,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560512146] [2021-11-21 00:01:36,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560512146] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:36,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:36,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:01:36,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270819639] [2021-11-21 00:01:36,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:36,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:01:36,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:36,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:01:36,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:01:36,316 INFO L87 Difference]: Start difference. First operand 9270 states and 13858 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:42,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:42,069 INFO L93 Difference]: Finished difference Result 17974 states and 27018 transitions. [2021-11-21 00:01:42,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 00:01:42,069 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 53 [2021-11-21 00:01:42,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:42,213 INFO L225 Difference]: With dead ends: 17974 [2021-11-21 00:01:42,213 INFO L226 Difference]: Without dead ends: 17972 [2021-11-21 00:01:42,232 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:42,233 INFO L933 BasicCegarLoop]: 8102 mSDtfsCounter, 6621 mSDsluCounter, 15772 mSDsCounter, 0 mSdLazyCounter, 2252 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6628 SdHoareTripleChecker+Valid, 22396 SdHoareTripleChecker+Invalid, 2253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2252 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:42,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6628 Valid, 22396 Invalid, 2253 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 2252 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-11-21 00:01:42,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17972 states. [2021-11-21 00:01:43,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17972 to 17705. [2021-11-21 00:01:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17705 states, 11264 states have (on average 1.3520951704545454) internal successors, (15230), 11538 states have internal predecessors, (15230), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:01:43,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17705 states to 17705 states and 26726 transitions. [2021-11-21 00:01:43,951 INFO L78 Accepts]: Start accepts. Automaton has 17705 states and 26726 transitions. Word has length 53 [2021-11-21 00:01:43,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:43,952 INFO L470 AbstractCegarLoop]: Abstraction has 17705 states and 26726 transitions. [2021-11-21 00:01:43,952 INFO L471 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, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 17705 states and 26726 transitions. [2021-11-21 00:01:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 00:01:43,954 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:43,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:43,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-21 00:01:43,955 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_for_read_sectionErr3ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:43,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:43,955 INFO L85 PathProgramCache]: Analyzing trace with hash -733020098, now seen corresponding path program 1 times [2021-11-21 00:01:43,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:43,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802914113] [2021-11-21 00:01:43,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:43,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 00:01:44,202 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:44,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802914113] [2021-11-21 00:01:44,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802914113] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:44,202 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:44,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:01:44,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93712129] [2021-11-21 00:01:44,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:44,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:01:44,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:44,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:01:44,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:01:44,205 INFO L87 Difference]: Start difference. First operand 17705 states and 26726 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:47,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:47,612 INFO L93 Difference]: Finished difference Result 17705 states and 26726 transitions. [2021-11-21 00:01:47,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:01:47,613 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 55 [2021-11-21 00:01:47,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:47,725 INFO L225 Difference]: With dead ends: 17705 [2021-11-21 00:01:47,725 INFO L226 Difference]: Without dead ends: 17703 [2021-11-21 00:01:47,738 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:47,739 INFO L933 BasicCegarLoop]: 6260 mSDtfsCounter, 6976 mSDsluCounter, 6997 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6983 SdHoareTripleChecker+Valid, 12520 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:47,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6983 Valid, 12520 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-21 00:01:47,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17703 states. [2021-11-21 00:01:49,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17703 to 17703. [2021-11-21 00:01:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17703 states, 11263 states have (on average 1.3517712865133624) internal successors, (15225), 11536 states have internal predecessors, (15225), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:01:49,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17703 states to 17703 states and 26721 transitions. [2021-11-21 00:01:49,255 INFO L78 Accepts]: Start accepts. Automaton has 17703 states and 26721 transitions. Word has length 55 [2021-11-21 00:01:49,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:49,258 INFO L470 AbstractCegarLoop]: Abstraction has 17703 states and 26721 transitions. [2021-11-21 00:01:49,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 2 states have call successors, (11), 2 states have call predecessors, (11), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-11-21 00:01:49,258 INFO L276 IsEmpty]: Start isEmpty. Operand 17703 states and 26721 transitions. [2021-11-21 00:01:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 00:01:49,266 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:49,266 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:49,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-21 00:01:49,267 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_linux_arch_io_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:49,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:49,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1270329232, now seen corresponding path program 1 times [2021-11-21 00:01:49,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:49,268 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510391540] [2021-11-21 00:01:49,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:49,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:49,588 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:01:49,588 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:49,588 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510391540] [2021-11-21 00:01:49,588 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1510391540] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:49,589 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:49,589 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:01:49,589 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796450582] [2021-11-21 00:01:49,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:49,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:01:49,591 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:49,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:01:49,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:01:49,592 INFO L87 Difference]: Start difference. First operand 17703 states and 26721 transitions. Second operand has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-11-21 00:01:53,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:53,621 INFO L93 Difference]: Finished difference Result 17703 states and 26721 transitions. [2021-11-21 00:01:53,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:01:53,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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 [2021-11-21 00:01:53,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:53,744 INFO L225 Difference]: With dead ends: 17703 [2021-11-21 00:01:53,744 INFO L226 Difference]: Without dead ends: 17701 [2021-11-21 00:01:53,758 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:53,759 INFO L933 BasicCegarLoop]: 6258 mSDtfsCounter, 6980 mSDsluCounter, 6996 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6982 SdHoareTripleChecker+Valid, 12516 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:53,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6982 Valid, 12516 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2021-11-21 00:01:53,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17701 states. [2021-11-21 00:01:55,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17701 to 17701. [2021-11-21 00:01:55,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17701 states, 11262 states have (on average 1.3516249334043686) internal successors, (15222), 11534 states have internal predecessors, (15222), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:01:55,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17701 states to 17701 states and 26718 transitions. [2021-11-21 00:01:55,374 INFO L78 Accepts]: Start accepts. Automaton has 17701 states and 26718 transitions. Word has length 68 [2021-11-21 00:01:55,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:01:55,375 INFO L470 AbstractCegarLoop]: Abstraction has 17701 states and 26718 transitions. [2021-11-21 00:01:55,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.0) internal successors, (36), 4 states have internal predecessors, (36), 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) [2021-11-21 00:01:55,375 INFO L276 IsEmpty]: Start isEmpty. Operand 17701 states and 26718 transitions. [2021-11-21 00:01:55,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 00:01:55,376 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:01:55,377 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:01:55,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-21 00:01:55,377 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_linux_block_genhd_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:01:55,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:01:55,379 INFO L85 PathProgramCache]: Analyzing trace with hash -2037738958, now seen corresponding path program 1 times [2021-11-21 00:01:55,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:01:55,380 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758895795] [2021-11-21 00:01:55,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:01:55,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:01:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:01:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:01:55,641 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:01:55,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758895795] [2021-11-21 00:01:55,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758895795] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:01:55,641 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:01:55,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:01:55,642 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480265750] [2021-11-21 00:01:55,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:01:55,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:01:55,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:01:55,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:01:55,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:01:55,643 INFO L87 Difference]: Start difference. First operand 17701 states and 26718 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-21 00:01:59,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:01:59,158 INFO L93 Difference]: Finished difference Result 17701 states and 26718 transitions. [2021-11-21 00:01:59,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:01:59,159 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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 [2021-11-21 00:01:59,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:01:59,260 INFO L225 Difference]: With dead ends: 17701 [2021-11-21 00:01:59,260 INFO L226 Difference]: Without dead ends: 17699 [2021-11-21 00:01:59,271 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:01:59,272 INFO L933 BasicCegarLoop]: 6256 mSDtfsCounter, 6977 mSDsluCounter, 6994 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6979 SdHoareTripleChecker+Valid, 12512 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:01:59,273 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6979 Valid, 12512 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-21 00:01:59,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17699 states. [2021-11-21 00:02:00,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17699 to 17699. [2021-11-21 00:02:00,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17699 states, 11261 states have (on average 1.35147855430246) internal successors, (15219), 11532 states have internal predecessors, (15219), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17699 states to 17699 states and 26715 transitions. [2021-11-21 00:02:01,015 INFO L78 Accepts]: Start accepts. Automaton has 17699 states and 26715 transitions. Word has length 73 [2021-11-21 00:02:01,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:01,015 INFO L470 AbstractCegarLoop]: Abstraction has 17699 states and 26715 transitions. [2021-11-21 00:02:01,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 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) [2021-11-21 00:02:01,016 INFO L276 IsEmpty]: Start isEmpty. Operand 17699 states and 26715 transitions. [2021-11-21 00:02:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 00:02:01,017 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:01,017 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:01,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-21 00:02:01,018 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_linux_block_queue_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:01,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:01,018 INFO L85 PathProgramCache]: Analyzing trace with hash -74235793, now seen corresponding path program 1 times [2021-11-21 00:02:01,019 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:01,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899193441] [2021-11-21 00:02:01,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:01,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:01,236 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:01,236 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:01,237 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899193441] [2021-11-21 00:02:01,237 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899193441] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:01,237 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:01,237 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:01,237 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629756412] [2021-11-21 00:02:01,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:01,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:01,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:01,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:01,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:01,239 INFO L87 Difference]: Start difference. First operand 17699 states and 26715 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, (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) [2021-11-21 00:02:04,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:04,602 INFO L93 Difference]: Finished difference Result 17699 states and 26715 transitions. [2021-11-21 00:02:04,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:04,610 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, (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 78 [2021-11-21 00:02:04,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:04,688 INFO L225 Difference]: With dead ends: 17699 [2021-11-21 00:02:04,688 INFO L226 Difference]: Without dead ends: 17697 [2021-11-21 00:02:04,697 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:04,698 INFO L933 BasicCegarLoop]: 6254 mSDtfsCounter, 6974 mSDsluCounter, 6992 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6976 SdHoareTripleChecker+Valid, 12508 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:04,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6976 Valid, 12508 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-21 00:02:04,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17697 states. [2021-11-21 00:02:05,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17697 to 17697. [2021-11-21 00:02:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17697 states, 11260 states have (on average 1.3513321492007104) internal successors, (15216), 11530 states have internal predecessors, (15216), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:05,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17697 states to 17697 states and 26712 transitions. [2021-11-21 00:02:05,980 INFO L78 Accepts]: Start accepts. Automaton has 17697 states and 26712 transitions. Word has length 78 [2021-11-21 00:02:05,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:05,982 INFO L470 AbstractCegarLoop]: Abstraction has 17697 states and 26712 transitions. [2021-11-21 00:02:05,982 INFO L471 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, (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) [2021-11-21 00:02:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 17697 states and 26712 transitions. [2021-11-21 00:02:05,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 00:02:05,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:05,989 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:05,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-21 00:02:05,991 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_linux_block_request_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:05,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:05,993 INFO L85 PathProgramCache]: Analyzing trace with hash -407388215, now seen corresponding path program 1 times [2021-11-21 00:02:05,993 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:05,993 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97633088] [2021-11-21 00:02:05,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:05,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:06,433 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:06,434 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:06,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97633088] [2021-11-21 00:02:06,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97633088] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:06,434 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:06,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:06,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730645994] [2021-11-21 00:02:06,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:06,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:06,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:06,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:06,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:06,437 INFO L87 Difference]: Start difference. First operand 17697 states and 26712 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, (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) [2021-11-21 00:02:09,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:09,461 INFO L93 Difference]: Finished difference Result 17697 states and 26712 transitions. [2021-11-21 00:02:09,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:09,461 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, (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 83 [2021-11-21 00:02:09,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:09,546 INFO L225 Difference]: With dead ends: 17697 [2021-11-21 00:02:09,546 INFO L226 Difference]: Without dead ends: 17695 [2021-11-21 00:02:09,560 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:09,561 INFO L933 BasicCegarLoop]: 6252 mSDtfsCounter, 6971 mSDsluCounter, 6990 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6973 SdHoareTripleChecker+Valid, 12504 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:09,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6973 Valid, 12504 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-11-21 00:02:09,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17695 states. [2021-11-21 00:02:10,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17695 to 17695. [2021-11-21 00:02:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17695 states, 11259 states have (on average 1.351185718092193) internal successors, (15213), 11528 states have internal predecessors, (15213), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:10,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17695 states to 17695 states and 26709 transitions. [2021-11-21 00:02:10,896 INFO L78 Accepts]: Start accepts. Automaton has 17695 states and 26709 transitions. Word has length 83 [2021-11-21 00:02:10,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:10,897 INFO L470 AbstractCegarLoop]: Abstraction has 17695 states and 26709 transitions. [2021-11-21 00:02:10,897 INFO L471 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, (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) [2021-11-21 00:02:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 17695 states and 26709 transitions. [2021-11-21 00:02:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 00:02:10,898 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:10,899 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:10,899 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-21 00:02:10,899 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_linux_drivers_base_class_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:10,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:10,900 INFO L85 PathProgramCache]: Analyzing trace with hash 386503947, now seen corresponding path program 1 times [2021-11-21 00:02:10,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:10,900 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643229330] [2021-11-21 00:02:10,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:10,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:11,291 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:11,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643229330] [2021-11-21 00:02:11,292 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643229330] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:11,292 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:11,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:11,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179199747] [2021-11-21 00:02:11,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:11,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:11,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:11,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:11,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:11,294 INFO L87 Difference]: Start difference. First operand 17695 states and 26709 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, (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) [2021-11-21 00:02:14,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:14,627 INFO L93 Difference]: Finished difference Result 17695 states and 26709 transitions. [2021-11-21 00:02:14,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:14,628 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, (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 88 [2021-11-21 00:02:14,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:14,744 INFO L225 Difference]: With dead ends: 17695 [2021-11-21 00:02:14,744 INFO L226 Difference]: Without dead ends: 17693 [2021-11-21 00:02:14,750 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:14,751 INFO L933 BasicCegarLoop]: 6250 mSDtfsCounter, 6968 mSDsluCounter, 6988 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6970 SdHoareTripleChecker+Valid, 12500 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:14,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6970 Valid, 12500 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-11-21 00:02:14,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17693 states. [2021-11-21 00:02:15,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17693 to 17693. [2021-11-21 00:02:15,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17693 states, 11258 states have (on average 1.3510392609699768) internal successors, (15210), 11526 states have internal predecessors, (15210), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:15,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17693 states to 17693 states and 26706 transitions. [2021-11-21 00:02:15,789 INFO L78 Accepts]: Start accepts. Automaton has 17693 states and 26706 transitions. Word has length 88 [2021-11-21 00:02:15,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:15,790 INFO L470 AbstractCegarLoop]: Abstraction has 17693 states and 26706 transitions. [2021-11-21 00:02:15,790 INFO L471 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, (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) [2021-11-21 00:02:15,790 INFO L276 IsEmpty]: Start isEmpty. Operand 17693 states and 26706 transitions. [2021-11-21 00:02:15,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 00:02:15,792 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:15,793 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:15,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-21 00:02:15,793 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_linux_fs_char_dev_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:15,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:15,794 INFO L85 PathProgramCache]: Analyzing trace with hash 1944089901, now seen corresponding path program 1 times [2021-11-21 00:02:15,794 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:15,794 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135108524] [2021-11-21 00:02:15,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:15,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:16,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:16,160 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:16,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135108524] [2021-11-21 00:02:16,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135108524] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:16,160 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:16,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:16,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91309836] [2021-11-21 00:02:16,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:16,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:16,161 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:16,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:16,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:16,162 INFO L87 Difference]: Start difference. First operand 17693 states and 26706 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, (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) [2021-11-21 00:02:19,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:19,706 INFO L93 Difference]: Finished difference Result 17693 states and 26706 transitions. [2021-11-21 00:02:19,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:19,707 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, (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 93 [2021-11-21 00:02:19,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:19,784 INFO L225 Difference]: With dead ends: 17693 [2021-11-21 00:02:19,784 INFO L226 Difference]: Without dead ends: 17691 [2021-11-21 00:02:19,797 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:19,798 INFO L933 BasicCegarLoop]: 6248 mSDtfsCounter, 6965 mSDsluCounter, 6986 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6967 SdHoareTripleChecker+Valid, 12496 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:19,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6967 Valid, 12496 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2021-11-21 00:02:19,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17691 states. [2021-11-21 00:02:20,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17691 to 17691. [2021-11-21 00:02:20,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17691 states, 11257 states have (on average 1.3508927778271298) internal successors, (15207), 11524 states have internal predecessors, (15207), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:20,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17691 states to 17691 states and 26703 transitions. [2021-11-21 00:02:20,957 INFO L78 Accepts]: Start accepts. Automaton has 17691 states and 26703 transitions. Word has length 93 [2021-11-21 00:02:20,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:20,958 INFO L470 AbstractCegarLoop]: Abstraction has 17691 states and 26703 transitions. [2021-11-21 00:02:20,958 INFO L471 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, (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) [2021-11-21 00:02:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 17691 states and 26703 transitions. [2021-11-21 00:02:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 00:02:20,961 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:20,961 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:20,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-21 00:02:20,961 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_linux_fs_sysfs_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:20,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:20,962 INFO L85 PathProgramCache]: Analyzing trace with hash -135433521, now seen corresponding path program 1 times [2021-11-21 00:02:20,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:20,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023601250] [2021-11-21 00:02:20,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:20,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:21,183 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:21,183 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:21,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023601250] [2021-11-21 00:02:21,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023601250] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:21,183 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:21,184 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:21,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166221087] [2021-11-21 00:02:21,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:21,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:21,185 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:21,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:21,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:21,185 INFO L87 Difference]: Start difference. First operand 17691 states and 26703 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, (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) [2021-11-21 00:02:25,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:25,160 INFO L93 Difference]: Finished difference Result 17691 states and 26703 transitions. [2021-11-21 00:02:25,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:25,160 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, (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 98 [2021-11-21 00:02:25,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:25,217 INFO L225 Difference]: With dead ends: 17691 [2021-11-21 00:02:25,217 INFO L226 Difference]: Without dead ends: 17689 [2021-11-21 00:02:25,223 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:25,224 INFO L933 BasicCegarLoop]: 6246 mSDtfsCounter, 6962 mSDsluCounter, 6984 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6964 SdHoareTripleChecker+Valid, 12492 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:25,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6964 Valid, 12492 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2021-11-21 00:02:25,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17689 states. [2021-11-21 00:02:26,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17689 to 17689. [2021-11-21 00:02:26,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17689 states, 11256 states have (on average 1.3507462686567164) internal successors, (15204), 11522 states have internal predecessors, (15204), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:26,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17689 states to 17689 states and 26700 transitions. [2021-11-21 00:02:26,425 INFO L78 Accepts]: Start accepts. Automaton has 17689 states and 26700 transitions. Word has length 98 [2021-11-21 00:02:26,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:26,426 INFO L470 AbstractCegarLoop]: Abstraction has 17689 states and 26700 transitions. [2021-11-21 00:02:26,427 INFO L471 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, (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) [2021-11-21 00:02:26,427 INFO L276 IsEmpty]: Start isEmpty. Operand 17689 states and 26700 transitions. [2021-11-21 00:02:26,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 00:02:26,433 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:26,433 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:26,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-21 00:02:26,437 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:26,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:26,438 INFO L85 PathProgramCache]: Analyzing trace with hash -946987374, now seen corresponding path program 1 times [2021-11-21 00:02:26,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:26,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139114655] [2021-11-21 00:02:26,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:26,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:26,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:26,912 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:26,912 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:26,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139114655] [2021-11-21 00:02:26,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139114655] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:26,913 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:26,913 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:26,913 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339886384] [2021-11-21 00:02:26,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:26,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:26,914 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:26,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:26,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:26,915 INFO L87 Difference]: Start difference. First operand 17689 states and 26700 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, (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) [2021-11-21 00:02:30,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:30,636 INFO L93 Difference]: Finished difference Result 17689 states and 26700 transitions. [2021-11-21 00:02:30,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:30,637 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, (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 103 [2021-11-21 00:02:30,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:30,697 INFO L225 Difference]: With dead ends: 17689 [2021-11-21 00:02:30,698 INFO L226 Difference]: Without dead ends: 17687 [2021-11-21 00:02:30,707 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:30,708 INFO L933 BasicCegarLoop]: 6244 mSDtfsCounter, 6963 mSDsluCounter, 6978 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6965 SdHoareTripleChecker+Valid, 12484 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:30,708 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6965 Valid, 12484 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2021-11-21 00:02:30,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17687 states. [2021-11-21 00:02:31,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17687 to 17687. [2021-11-21 00:02:31,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17687 states, 11255 states have (on average 1.3505997334517992) internal successors, (15201), 11520 states have internal predecessors, (15201), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:31,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17687 states to 17687 states and 26697 transitions. [2021-11-21 00:02:31,800 INFO L78 Accepts]: Start accepts. Automaton has 17687 states and 26697 transitions. Word has length 103 [2021-11-21 00:02:31,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:31,801 INFO L470 AbstractCegarLoop]: Abstraction has 17687 states and 26697 transitions. [2021-11-21 00:02:31,801 INFO L471 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, (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) [2021-11-21 00:02:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 17687 states and 26697 transitions. [2021-11-21 00:02:31,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 00:02:31,803 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:31,803 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:31,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-21 00:02:31,803 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_linux_kernel_locking_rwlock_check_final_stateErr1ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:31,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:31,804 INFO L85 PathProgramCache]: Analyzing trace with hash 478412629, now seen corresponding path program 1 times [2021-11-21 00:02:31,804 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:31,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093961573] [2021-11-21 00:02:31,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:31,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:32,041 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:32,041 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:32,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093961573] [2021-11-21 00:02:32,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093961573] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:32,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:32,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:32,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672411716] [2021-11-21 00:02:32,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:32,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:32,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:32,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:32,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:32,044 INFO L87 Difference]: Start difference. First operand 17687 states and 26697 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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) [2021-11-21 00:02:35,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:35,546 INFO L93 Difference]: Finished difference Result 17687 states and 26697 transitions. [2021-11-21 00:02:35,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-21 00:02:35,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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 [2021-11-21 00:02:35,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:35,601 INFO L225 Difference]: With dead ends: 17687 [2021-11-21 00:02:35,602 INFO L226 Difference]: Without dead ends: 17685 [2021-11-21 00:02:35,610 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:35,611 INFO L933 BasicCegarLoop]: 6242 mSDtfsCounter, 6955 mSDsluCounter, 6980 mSDsCounter, 0 mSdLazyCounter, 1479 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6957 SdHoareTripleChecker+Valid, 12484 SdHoareTripleChecker+Invalid, 1479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:35,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6957 Valid, 12484 Invalid, 1479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1479 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-11-21 00:02:35,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17685 states. [2021-11-21 00:02:36,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17685 to 17685. [2021-11-21 00:02:36,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17685 states, 11254 states have (on average 1.350453172205438) internal successors, (15198), 11518 states have internal predecessors, (15198), 5610 states have call successors, (5610), 806 states have call predecessors, (5610), 803 states have return successors, (5886), 5499 states have call predecessors, (5886), 5608 states have call successors, (5886) [2021-11-21 00:02:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17685 states to 17685 states and 26694 transitions. [2021-11-21 00:02:36,990 INFO L78 Accepts]: Start accepts. Automaton has 17685 states and 26694 transitions. Word has length 105 [2021-11-21 00:02:36,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:36,991 INFO L470 AbstractCegarLoop]: Abstraction has 17685 states and 26694 transitions. [2021-11-21 00:02:36,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 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) [2021-11-21 00:02:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 17685 states and 26694 transitions. [2021-11-21 00:02:36,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 00:02:36,993 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:36,994 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:36,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-21 00:02:36,994 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_linux_kernel_module_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:36,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:36,995 INFO L85 PathProgramCache]: Analyzing trace with hash 460527359, now seen corresponding path program 1 times [2021-11-21 00:02:36,995 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:36,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1586885505] [2021-11-21 00:02:36,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:36,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:37,201 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:37,201 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:37,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1586885505] [2021-11-21 00:02:37,201 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1586885505] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:37,201 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:37,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:37,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914112256] [2021-11-21 00:02:37,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:37,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:37,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:37,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:37,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:37,203 INFO L87 Difference]: Start difference. First operand 17685 states and 26694 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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) [2021-11-21 00:02:43,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:43,687 INFO L93 Difference]: Finished difference Result 35282 states and 53997 transitions. [2021-11-21 00:02:43,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 00:02:43,688 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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 [2021-11-21 00:02:43,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:43,816 INFO L225 Difference]: With dead ends: 35282 [2021-11-21 00:02:43,816 INFO L226 Difference]: Without dead ends: 35280 [2021-11-21 00:02:43,830 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:43,830 INFO L933 BasicCegarLoop]: 7712 mSDtfsCounter, 6953 mSDsluCounter, 15420 mSDsCounter, 0 mSdLazyCounter, 2216 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6955 SdHoareTripleChecker+Valid, 21671 SdHoareTripleChecker+Invalid, 2217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:43,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6955 Valid, 21671 Invalid, 2217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2216 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-11-21 00:02:43,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35280 states. [2021-11-21 00:02:46,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35280 to 35083. [2021-11-21 00:02:46,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35083 states, 22348 states have (on average 1.351217111150886) internal successors, (30197), 22856 states have internal predecessors, (30197), 11143 states have call successors, (11143), 1579 states have call predecessors, (11143), 1574 states have return successors, (12449), 10918 states have call predecessors, (12449), 11141 states have call successors, (12449) [2021-11-21 00:02:46,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35083 states to 35083 states and 53789 transitions. [2021-11-21 00:02:46,601 INFO L78 Accepts]: Start accepts. Automaton has 35083 states and 53789 transitions. Word has length 110 [2021-11-21 00:02:46,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 00:02:46,601 INFO L470 AbstractCegarLoop]: Abstraction has 35083 states and 53789 transitions. [2021-11-21 00:02:46,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 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) [2021-11-21 00:02:46,601 INFO L276 IsEmpty]: Start isEmpty. Operand 35083 states and 53789 transitions. [2021-11-21 00:02:46,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 00:02:46,604 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 00:02:46,604 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 00:02:46,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-21 00:02:46,604 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_linux_kernel_rcu_update_lock_bh_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_linux_usb_coherent_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_linux_mmc_sdio_func_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION (and 29 more)] === [2021-11-21 00:02:46,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 00:02:46,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1208592387, now seen corresponding path program 1 times [2021-11-21 00:02:46,605 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 00:02:46,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561614505] [2021-11-21 00:02:46,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 00:02:46,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 00:02:46,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 00:02:46,812 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 00:02:46,812 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 00:02:46,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561614505] [2021-11-21 00:02:46,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561614505] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 00:02:46,812 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 00:02:46,813 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-21 00:02:46,813 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181167162] [2021-11-21 00:02:46,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 00:02:46,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-21 00:02:46,814 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 00:02:46,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-21 00:02:46,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-21 00:02:46,814 INFO L87 Difference]: Start difference. First operand 35083 states and 53789 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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) [2021-11-21 00:02:53,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 00:02:53,074 INFO L93 Difference]: Finished difference Result 35268 states and 53969 transitions. [2021-11-21 00:02:53,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-21 00:02:53,074 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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 [2021-11-21 00:02:53,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 00:02:53,204 INFO L225 Difference]: With dead ends: 35268 [2021-11-21 00:02:53,204 INFO L226 Difference]: Without dead ends: 35266 [2021-11-21 00:02:53,220 INFO L932 BasicCegarLoop]: 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 [2021-11-21 00:02:53,221 INFO L933 BasicCegarLoop]: 7673 mSDtfsCounter, 6921 mSDsluCounter, 15302 mSDsCounter, 0 mSdLazyCounter, 2210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6923 SdHoareTripleChecker+Valid, 21517 SdHoareTripleChecker+Invalid, 2211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2021-11-21 00:02:53,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6923 Valid, 21517 Invalid, 2211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2210 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2021-11-21 00:02:53,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35266 states.